{"title":"Apogee Instruments","description":null,"products":[{"product_id":"apogee-mq-500-full-spectrum-quantum-meter","title":"Apogee Instruments - MQ-500: Full-Spectrum Quantum Meter","description":"\u003cp\u003e\u003cstrong\u003eFOR SCIENTISTS \u0026amp; SERIOUS GROWERS\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e- The MQ-500 full-spectrum quantum meter is the premium tool of choice among leading scientists and serious growers for accurately measuring the photosynthetically active radiation (PAR) from all light sources. An accurate quantum light meter is critical for measuring the intensity of light used in the precision growing of plants and other photosynthetic organisms in greenhouses, growth chambers, farms, gardens, aquariums, and other agricultural systems.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eQUANTUM LIGHT METER\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e- Unlike commonly available LUX or footcandle meters used for measuring light for human vision, our meters feature a laboratory-grade PPFD (photosynthetic photon flux density), or \"quantum,\" optical detector precisely calibrated to measure the light intensity in umol m\u003csup\u003e-2\u003c\/sup\u003e\u003cspan\u003e \u003c\/span\u003es\u003csup\u003e-1\u003c\/sup\u003e\u003cspan\u003e \u003c\/span\u003eof the specific color wavelengths emitted by LEDs, HPS, MH, sunlight and other light sources that are utilized by plants for photosynthesis.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eRUGGED \u0026amp; EASY TO USE\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e- Quantum sensor uses a precision silicon photodiode detector, a custom optical filter, and an acrylic diffuser all housed in a self-cleaning, dome-shaped, anodized aluminum sensor head. The sensor head is potted solid with epoxy for years of use in harsh environments, including underwater. The handheld meter is attached by a cable and displays real-time readings, records samples, and logs average intensity and daily light integral (DLI) measurements. Unlike the sensor head, the handheld meter is not waterproof.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eEXTREMELY ACCURATE \u0026amp; STABLE\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e- Precisely measures and combines the intensity of all photons between 400 and 700 nm to give a single PAR reading in umol m\u003csup\u003e-2\u003c\/sup\u003e\u003cspan\u003e \u003c\/span\u003es\u003csup\u003e-1\u003c\/sup\u003e\u003cspan\u003e \u003c\/span\u003ewithin 5 % uncertainty. Unlike hobby-grade PAR meters, our meter has a stable, accurate calibration with an accuracy drift rate of less than 2 % per year.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eTHREE MEASUREMENT MODES\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e- The meter has a spot measurement, sample, and log mode and will record an integrated daily total in mol m\u003csup\u003e-2\u003c\/sup\u003e\u003cspan\u003e \u003c\/span\u003es\u003csup\u003e-1\u003c\/sup\u003e. Sample mode will record up to 99 manual measurements and log mode will power the meter on and off to make a measurement every 30 seconds. Every 30 minutes, the meter will average the sixty 30 second measurements and record the averaged value to memory, up to 99 averages. Once full, it will overwrite the oldest measurements with new ones. A daily light integral will be recorded from the 48 averaged measurements for a day's worth of readings and is downloadable via \u003ca href=\"https:\/\/www.apogeeinstruments.com\/ac-100-communication-cable\/\" target=\"_blank\"\u003eApogee AC-100 cable\u003c\/a\u003e.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eMADE IN THE USA - \u003c\/strong\u003eAll meters are designed, built, and calibrated at our headquarters in Logan, Utah, USA. Apogee Instruments has been creating research-grade instruments for scientists and serious growers for over 25 years. All meters are backed by our industry leading four-year warranty and supported by our world-class, US-based customer support team.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eFor a limited time, when purchased on our website from inside the USA, the meter comes with a free AA-090 neoprene protective pouch and free basic shipping.\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eFor instructions on how to use the meter for underwater measurements, see this page for the\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.apogeeinstruments.com\/underwater-par-measurements\/\"\u003eimmersion effect correction factor\u003c\/a\u003e or consider purchasing the\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.apogeeinstruments.com\/mq-510-full-spectrum-underwater-quantum-meter\/\"\u003eMQ-510\u003c\/a\u003e.\u003c\/p\u003e \u003cdiv\u003e \u003cdiv\u003e \u003cstrong\u003eHow is the MQ-500 different from previous Apogee quantum sensors?\u003c\/strong\u003e \u003cp\u003eThe MQ-500 is a full spectrum quantum sensor with an optimized, highly accurate spectral measurement range of 400-700 nm, which can be seen compared to our older \"original\" quantum sensor in the graph below. The improved spectral response of this new meter greatly increases the accuracy of LED measurements when compared to our previous \"original\" models.\u003c\/p\u003e \u003cimg alt=\"SQ-500 \u0026amp; SQ-100 Spectral Response\" src=\"https:\/\/cdn11.bigcommerce.com\/s-0oei9zu\/content\/images\/sq_xxx_spectral_response.jpg\" title=\"SQ-500 \u0026amp; SQ-100 Spectral Response\"\u003e \u003c\/div\u003e \u003cdiv\u003e \u003cstrong\u003eWhere is the MQ-500 used?\u003c\/strong\u003e \u003cp\u003eThe MQ-500 is used to measure incoming PPFD measurements in outdoor environments, greenhouses, growth chambers, and aquariums.\u003c\/p\u003e \u003c\/div\u003e \u003c\/div\u003e","brand":"Apogee Instruments","offers":[{"title":"Default Title","offer_id":44135151010103,"sku":"MQ-500","price":549.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/316935ec80fa6a19a4c9d6bd4b6c87a6.jpg?v=1758067501"},{"product_id":"apogee-instruments-telescopic-water-submersible-sensor-wand","title":"Apogee Instruments - Telescopic Water Submersible Sensor Wand","description":"\u003cp\u003e\u003cstrong\u003eAM-330 UNDERWATER SENSOR WAND -\u003c\/strong\u003e This underwater, telescopic wand allows users to measure photosynthetically active radiation (PAR) in hard-to-reach places, such as over plant canopies, aquariums, and deep in the corners of growth chambers. The extendable wand can be used outside, in controlled indoor grows, and in both freshwater and saltwater environments. \u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWAND SPECIFICATIONS\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e- When fully collapsed, the length of the wand is 11.25\" (28.5cm) and extends up to 36.25\" (92cm), as measured from the end of the handle to the center of the mount. The wand platform contains two mounting holes to accommodate both Apogee Instruments' narrower and wider diameter sensor heads. This wand is compatible with Apogee quantum sensors, DLI meters, and pyranometers.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eMEASURING PAR IS CRITICAL -\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eMeasuring the PAR levels of your grow lights is one of the most critical measurements in the precision growing of plants and other photosynthetic organisms in greenhouses, growth chambers, farms, gardens, and aquariums. Knowing the amount of PAR received affects decisions about all other growing parameters like water requirements, temperature, nutrient levels, CO\u003csub\u003e2\u003c\/sub\u003e\u003cspan\u003e \u003c\/span\u003elevels, and more. The AM-330 wand makes measuring your PAR levels much easier.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eMADE IN THE USA -\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAll products are designed and built at our headquarters in Logan, Utah, USA. Apogee Instruments has been creating research-grade instruments for scientists and serious growers for over 25 years. All products are supported by our world-class, US-based customer support team.\u003c\/p\u003e \u003cp\u003e\u003cspan\u003eLength: \u003c\/span\u003e\u003cspan\u003e40 inch (102 cm)\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003eMaterial: \u003c\/span\u003e\u003cspan\u003eSegmented fiberglass wand\u003c\/span\u003e\u003c\/p\u003e","brand":"Apogee Instruments","offers":[{"title":"Default Title","offer_id":50711220060471,"sku":"AM-330","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/e348977ac3ed0cdbbdf873952bab9ee0.jpg?v=1758067479"},{"product_id":"apogee-instruments-mq-500-l-5-full-spectrum-quantum-meter-5-m-lead","title":"Apogee Instruments - MQ-500-L-5: Full-Spectrum Quantum Meter (5 m Lead)","description":"\u003cp\u003eThe Apogee MQ-500-L-5 is the premium full-spectrum quantum meter trusted by scientists and serious growers, configured with a 5 m sensor lead for reaching across benches and canopies. It measures PAR (PPFD) from 400 to 700 nm, accurate under all light sources, including narrow-band and broad-spectrum LEDs.\u003c\/p\u003e\u003cp\u003eThe handheld displays real-time PPFD, logs samples, and computes average intensity and daily light integral (DLI). The separate sensor is IP68 waterproof and reads 0 to 4000 umol m-2 s-1.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFull-spectrum PPFD, 400 to 700 nm; range 0 to 4000 umol m-2 s-1\u003c\/li\u003e\n\u003cli\u003eCalibration uncertainty +\/- 5 percent; drift less than 2 percent per year\u003c\/li\u003e\n\u003cli\u003eIP68 waterproof sensor on a 5 m lead\u003c\/li\u003e\n\u003cli\u003eReal-time readout with sample logging and DLI\u003c\/li\u003e\n\u003cli\u003eBuilt and calibrated in Logan, Utah; NIST-traceable, made in the USA, and backed by an industry-leading 4-year warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy Choose This Model\u003c\/h3\u003e\u003cp\u003eThe MQ-500 line is the gold-standard handheld PAR meter; the 5 m lead makes it easy to map light across large rooms without moving the display.\u003c\/p\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCanopy PPFD spot checks and light mapping\u003c\/li\u003e\n\u003cli\u003eFixture commissioning and uniformity checks\u003c\/li\u003e\n\u003cli\u003eGreenhouse and indoor cultivation\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Default Title","offer_id":52353982988599,"sku":"MQ-500-L-5","price":564.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/316935ec80fa6a19a4c9d6bd4b6c87a6_af169455-1f6e-4ae3-82d5-35d29b4711e5.jpg?v=1780690431"},{"product_id":"apogee-instruments-mq-610-epar-quantum-meter-400-750-nm","title":"Apogee Instruments - MQ-610: ePAR Quantum Meter (400-750 nm)","description":"\u003cp\u003eThe Apogee MQ-610 is a handheld ePAR quantum meter that measures the extended 400 to 750 nm photosynthetic range, capturing far-red photons accurate under all light sources, including narrow-band and broad-spectrum LEDs.\u003c\/p\u003e\u003cp\u003eThe meter displays real-time intensity, logs samples, and computes daily light integral (DLI), with a separate sensor on a 2 m lead for easy canopy placement.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eExtended ePAR measurement, 400 to 750 nm\u003c\/li\u003e\n\u003cli\u003eReal-time readout with sample logging and DLI\u003c\/li\u003e\n\u003cli\u003eAccurate under sunlight, HPS, and LED fixtures\u003c\/li\u003e\n\u003cli\u003eSeparate waterproof sensor on a 2 m lead\u003c\/li\u003e\n\u003cli\u003eBuilt and calibrated in Logan, Utah; NIST-traceable, made in the USA, and backed by an industry-leading 4-year warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy Choose This Model\u003c\/h3\u003e\u003cp\u003eThe MQ-610 lets growers measure the same extended ePAR range used in modern photobiology research in a simple handheld meter.\u003c\/p\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eePAR spot checks under LED fixtures\u003c\/li\u003e\n\u003cli\u003eFar-red-inclusive light measurement\u003c\/li\u003e\n\u003cli\u003eGreenhouse and indoor cultivation\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Default Title","offer_id":52353983283511,"sku":"MQ-610","price":599.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/mq-620-front__00427.1756143863.jpg?v=1780698017"},{"product_id":"apogee-instruments-ee08-ss-air-temperature-relative-humidity-sensor","title":"Apogee Instruments - EE08-SS: Air Temperature \u0026 Relative Humidity Sensor","description":"\u003cp\u003eThe Apogee EE08-SS is a research-grade air temperature and relative humidity sensor that provides the accurate inputs needed to calculate vapor pressure deficit (VPD), a critical metric for crop steering. It outputs 0 to 2.5 V DC on a 5 m cable.\u003c\/p\u003e\u003cp\u003ePair the EE08-SS with an Apogee fan-aspirated radiation shield (TS-series) for the most accurate canopy temperature and humidity readings, free from radiant heating error.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMeasures air temperature and relative humidity for VPD\u003c\/li\u003e\n\u003cli\u003e0 to 2.5 V DC analog outputs\u003c\/li\u003e\n\u003cli\u003e5 m cable with rugged connector\u003c\/li\u003e\n\u003cli\u003eCompatible with Apogee TS-series aspirated shields\u003c\/li\u003e\n\u003cli\u003eBuilt and calibrated in Logan, Utah; NIST-traceable, made in the USA, and backed by an industry-leading 4-year warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy Choose This Model\u003c\/h3\u003e\u003cp\u003eThe EE08-SS delivers the accurate temperature and humidity data that VPD-based crop steering depends on, in a sensor built for long-term deployment.\u003c\/p\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eVPD monitoring and crop steering\u003c\/li\u003e\n\u003cli\u003eGreenhouse and grow-room climate logging\u003c\/li\u003e\n\u003cli\u003eIntegration with aspirated radiation shields\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Default Title","offer_id":52353995243831,"sku":"EE08-SS","price":579.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/DSC_1334-edited__67938.1556043905.jpg?v=1780699930"},{"product_id":"apogee-instruments-at-100-microcache-bluetooth-micro-logger","title":"Apogee Instruments - AT-100: microCache Bluetooth Micro Logger","description":"\u003cp\u003eThe Apogee AT-100 microCache is a compact Bluetooth micro logger that powers and reads a single Apogee sensor and stores measurements for download to a smartphone using the free ApogeeConnect app.\u003c\/p\u003e\u003cp\u003eWith a 24-bit analog-to-digital converter and storage for up to 400,000 data points, the microCache turns any analog Apogee sensor into a standalone, wireless logging station for spot studies and remote monitoring.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eStores up to 400,000 data points\u003c\/li\u003e\n\u003cli\u003e24-bit ADC for high-resolution measurements\u003c\/li\u003e\n\u003cli\u003eBluetooth download via free ApogeeConnect app\u003c\/li\u003e\n\u003cli\u003ePowers and reads one Apogee analog sensor\u003c\/li\u003e\n\u003cli\u003eBuilt and calibrated in Logan, Utah; NIST-traceable, made in the USA, and backed by an industry-leading 4-year warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy Choose This Model\u003c\/h3\u003e\u003cp\u003eThe microCache is the easiest way to log any Apogee sensor wirelessly without wiring into a larger datalogger or controller.\u003c\/p\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eStandalone wireless sensor logging\u003c\/li\u003e\n\u003cli\u003eSpot studies and audits\u003c\/li\u003e\n\u003cli\u003eRemote PAR, climate, or CO2 monitoring\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Default Title","offer_id":52353995473207,"sku":"AT-100","price":379.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/at-100-front__10288.1584642276.jpg?v=1780699929"},{"product_id":"apogee-instruments-ac-421-sdi-12-to-usb-converter","title":"Apogee Instruments - AC-421: SDI-12 to USB Converter","description":"\u003cp\u003eThe Apogee AC-421 converts an Apogee SDI-12 digital sensor to a USB connection so it can be configured and read directly on a computer.\u003c\/p\u003e\u003cp\u003eIt is the simplest way to set up, test, and log SDI-12 sensors such as Apogee's digital quantum, ePAR, and environmental sensors during bench work or commissioning.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eConverts SDI-12 digital output to USB\u003c\/li\u003e\n\u003cli\u003eWorks with Apogee SDI-12 sensors\u003c\/li\u003e\n\u003cli\u003ePlug-and-play setup and data readout on a PC\u003c\/li\u003e\n\u003cli\u003eBuilt and calibrated in Logan, Utah; NIST-traceable, made in the USA, and backed by an industry-leading 4-year warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy Choose This Model\u003c\/h3\u003e\u003cp\u003eThe AC-421 is an inexpensive, essential bench tool for configuring and verifying SDI-12 sensors before field deployment.\u003c\/p\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSDI-12 sensor setup and testing\u003c\/li\u003e\n\u003cli\u003ePC-based data readout\u003c\/li\u003e\n\u003cli\u003eSensor commissioning\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Default Title","offer_id":52353995604279,"sku":"AC-421","price":159.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/DSC_0948-edited__41559.1580398113.jpg?v=1780699928"},{"product_id":"apogee-instruments-ac-422-modbus-to-usb-converter","title":"Apogee Instruments - AC-422: Modbus to USB Converter","description":"\u003cp\u003eThe Apogee AC-422 converts an Apogee Modbus digital sensor to a USB connection for configuration and data readout on a computer.\u003c\/p\u003e\u003cp\u003eIt lets integrators set up and verify Modbus sensors, including Apogee's digital quantum, ePAR, soil moisture, and environmental sensors, without a separate controller.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eConverts Modbus digital output to USB\u003c\/li\u003e\n\u003cli\u003eWorks with Apogee Modbus sensors\u003c\/li\u003e\n\u003cli\u003ePlug-and-play setup and data readout on a PC\u003c\/li\u003e\n\u003cli\u003eBuilt and calibrated in Logan, Utah; NIST-traceable, made in the USA, and backed by an industry-leading 4-year warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy Choose This Model\u003c\/h3\u003e\u003cp\u003eThe AC-422 is the essential bench tool for configuring and testing Modbus sensors before integrating them into a controller system.\u003c\/p\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eModbus sensor setup and testing\u003c\/li\u003e\n\u003cli\u003ePC-based data readout\u003c\/li\u003e\n\u003cli\u003eIntegration and commissioning\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Default Title","offer_id":52354004910391,"sku":"AC-422","price":189.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/DSC_1382__01634.1592502153.jpg?v=1780699928"},{"product_id":"apogee-instruments-mo-200-oxygen-sensor-with-handheld-meter","title":"Apogee Instruments - MO-200: Oxygen Sensor with Handheld Meter","description":"\u003cp\u003eThe Apogee MO-200 pairs a 0 to 30 percent gaseous oxygen sensor with a handheld meter for instant spot checks of O2 in the root zone, sealed rooms, and compost. The sensor reads on a 2 m lead.\u003c\/p\u003e\u003cp\u003eOxygen is the overlooked variable in the root zone and in CO2-enriched sealed rooms; the MO-200 makes it easy to verify O2 levels where plants and microbes compete for it.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMeasures 0 to 30 percent gaseous O2 with a linear voltage output\u003c\/li\u003e\n\u003cli\u003eHeated membrane option prevents condensation in soil, media, and compost\u003c\/li\u003e\n\u003cli\u003eRugged polypropylene body, fully potted for long-term deployment in porous media\u003c\/li\u003e\n\u003cli\u003eInternal thermistor for temperature monitoring and signal correction\u003c\/li\u003e\n\u003cli\u003eSimple ambient-air calibration (atmosphere is 20.95 percent O2)\u003c\/li\u003e\n\u003cli\u003eBuilt and calibrated in Logan, Utah; NIST-traceable, made in the USA, and backed by an industry-leading 4-year warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy Choose This Model\u003c\/h3\u003e\u003cp\u003eThe MO-200 is the simplest way to spot-check gaseous oxygen without wiring a sensor into a datalogger.\u003c\/p\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eRoot-zone and substrate O2 spot checks\u003c\/li\u003e\n\u003cli\u003eSealed, CO2-enriched grow rooms\u003c\/li\u003e\n\u003cli\u003eCompost and respiration studies\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Default Title","offer_id":52354465464631,"sku":"MO-200","price":459.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/mo-200-meter__68487.1580147095.jpg?v=1780698019"},{"product_id":"apogee-instruments-sq-640-ss-quantum-light-pollution-sensor","title":"Apogee Instruments - SQ-640-SS: Quantum Light-Pollution Sensor","description":"\u003cp\u003eThe Apogee SQ-640-SS is a highly sensitive quantum light-pollution sensor (340 to 1040 nm) designed to detect the small light leaks during dark periods that can disrupt photoperiod-sensitive crops.\u003c\/p\u003e\u003cp\u003eStray photons during the dark period can trigger problems such as unwanted flowering response, hermaphroditism, and stunted growth. The SQ-640 is sensitive enough to find leaks the eye and standard PAR sensors miss. 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The bar reports average PPFD and supports DLI logging.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eTen quantum sensors averaged into one spatial reading\u003c\/li\u003e\n\u003cli\u003eHandheld meter with sample logging and DLI\u003c\/li\u003e\n\u003cli\u003eIdeal for canopy uniformity and bench mapping\u003c\/li\u003e\n\u003cli\u003eRugged bar for repeated field use\u003c\/li\u003e\n\u003cli\u003eBuilt and calibrated in Logan, Utah; NIST-traceable, made in the USA, and backed by an industry-leading 4-year warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy Choose This Model\u003c\/h3\u003e\u003cp\u003eThe MQ-350 measures what a single-point meter cannot: the average light a whole canopy actually receives.\u003c\/p\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCanopy light-uniformity mapping\u003c\/li\u003e\n\u003cli\u003eBench and rack PPFD averaging\u003c\/li\u003e\n\u003cli\u003eFixture layout and commissioning\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Default Title","offer_id":52354478440759,"sku":"MQ-350","price":739.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/ParBarMeter-1__34093.1767910390.jpg?v=1780698021"},{"product_id":"apogee-instruments-teros-12-substrate-moisture-temperature-ec-sensor-modbus","title":"Apogee Instruments - TEROS-12: Substrate Moisture, Temperature \u0026 EC Sensor (Modbus)","description":"\u003cp\u003eThe Apogee TEROS-12 measures volumetric water content, temperature, and electrical conductivity in growing media, with Modbus digital output and built-in calibrations including one optimized for soilless substrates.\u003c\/p\u003e\u003cp\u003eUsing well-tested 70 MHz capacitance and a 1.01 L volume of influence, the TEROS-12 minimizes interference from salinity and texture, making it ideal for crop steering in rockwool, coco, and soil. Its salt-resistant steel needles install easily and resist drift.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMeasures VWC, temperature, and EC in one probe\u003c\/li\u003e\n\u003cli\u003e70 MHz capacitance with 1.01 L volume of influence\u003c\/li\u003e\n\u003cli\u003eBuilt-in soilless, mineral, and dielectric VWC calibrations\u003c\/li\u003e\n\u003cli\u003eModbus digital output; no cloud subscription required\u003c\/li\u003e\n\u003cli\u003eRugged steel needles for repeated substrate insertion\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy Choose This Model\u003c\/h3\u003e\u003cp\u003eThe TEROS-12 is the substrate sensor behind modern crop steering, giving moisture, EC, and temperature for precise irrigation decisions.\u003c\/p\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSubstrate water content and EC for crop steering\u003c\/li\u003e\n\u003cli\u003eIrrigation scheduling in rockwool, coco, and soil\u003c\/li\u003e\n\u003cli\u003eMulti-depth substrate monitoring\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Default Title","offer_id":52354478473527,"sku":"TEROS12-MB","price":399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/Soil-Moisture-Category-Page.png?v=1780693110"},{"product_id":"apogee-instruments-pq-640-light-pollution-sensor-microcache-package","title":"Apogee Instruments - PQ-640: Light-Pollution Sensor + microCache Package","description":"\u003cp\u003eThe Apogee PQ-640 package pairs an Apogee SQ-640 quantum light-pollution sensor with the AT-100 microCache Bluetooth logger for standalone wireless monitoring with no separate datalogger. The sensor measures stray light (340 to 1040 nm) during dark periods.\u003c\/p\u003e\u003cp\u003eThe microCache powers the sensor, stores up to 400,000 data points, and downloads to a smartphone via the free ApogeeConnect app, making it easy to deploy a logging station in minutes.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eApogee SQ-640 quantum light-pollution sensor plus AT-100 microCache Bluetooth logger\u003c\/li\u003e\n\u003cli\u003eMeasures stray light (340 to 1040 nm) during dark periods\u003c\/li\u003e\n\u003cli\u003eStores up to 400,000 data points; Bluetooth download via ApogeeConnect\u003c\/li\u003e\n\u003cli\u003e30 cm sensor cable included\u003c\/li\u003e\n\u003cli\u003eBuilt and calibrated in Logan, Utah; NIST-traceable, made in the USA, and backed by an industry-leading 4-year warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy Choose This Model\u003c\/h3\u003e\u003cp\u003eThis package is the fastest way to add continuous, wireless monitoring of a specialty parameter in one purchase.\u003c\/p\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eStandalone wireless monitoring\u003c\/li\u003e\n\u003cli\u003eGreenhouse, grow-room, and chamber studies\u003c\/li\u003e\n\u003cli\u003eSpot audits and research\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Default Title","offer_id":52354526216503,"sku":"PQ-640","price":659.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/pq-620__62206.1585858002.jpg?v=1780698018"},{"product_id":"apogee-instruments-pu-200-uv-a-sensor-microcache-package","title":"Apogee Instruments - PU-200: UV-A Sensor + microCache Package","description":"\u003cp\u003eThe Apogee PU-200 package pairs an Apogee SU-200 UV-A sensor with the AT-100 microCache Bluetooth logger for standalone wireless monitoring with no separate datalogger. The sensor measures UV-A radiation, 300 to 400 nm.\u003c\/p\u003e\u003cp\u003eThe microCache powers the sensor, stores up to 400,000 data points, and downloads to a smartphone via the free ApogeeConnect app, making it easy to deploy a logging station in minutes.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eApogee SU-200 UV-A sensor plus AT-100 microCache Bluetooth logger\u003c\/li\u003e\n\u003cli\u003eMeasures UV-A radiation, 300 to 400 nm\u003c\/li\u003e\n\u003cli\u003eStores up to 400,000 data points; Bluetooth download via ApogeeConnect\u003c\/li\u003e\n\u003cli\u003e30 cm sensor cable included\u003c\/li\u003e\n\u003cli\u003eBuilt and calibrated in Logan, Utah; NIST-traceable, made in the USA, and backed by an industry-leading 4-year warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy Choose This Model\u003c\/h3\u003e\u003cp\u003eThis package is the fastest way to add continuous, wireless monitoring of a specialty parameter in one purchase.\u003c\/p\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eStandalone wireless monitoring\u003c\/li\u003e\n\u003cli\u003eGreenhouse, grow-room, and chamber studies\u003c\/li\u003e\n\u003cli\u003eSpot audits and research\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Default Title","offer_id":52354526380343,"sku":"PU-200","price":699.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/PU-200SV2__27680.1741120030.jpg?v=1780698019"},{"product_id":"apogee-instruments-p2-141-par-far-sensor-microcache-package","title":"Apogee Instruments - P2-141: PAR-FAR Sensor + microCache Package","description":"\u003cp\u003eThe Apogee P2-141 package pairs an Apogee S2-141 PAR-FAR sensor with the AT-100 microCache Bluetooth logger for standalone wireless monitoring with no separate datalogger. The sensor measures PAR (400-700 nm) and far-red (700-760 nm).\u003c\/p\u003e\u003cp\u003eThe microCache powers the sensor, stores up to 400,000 data points, and downloads to a smartphone via the free ApogeeConnect app, making it easy to deploy a logging station in minutes.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eApogee S2-141 PAR-FAR sensor plus AT-100 microCache Bluetooth logger\u003c\/li\u003e\n\u003cli\u003eMeasures PAR (400-700 nm) and far-red (700-760 nm)\u003c\/li\u003e\n\u003cli\u003eStores up to 400,000 data points; Bluetooth download via ApogeeConnect\u003c\/li\u003e\n\u003cli\u003e30 cm sensor cable included\u003c\/li\u003e\n\u003cli\u003eBuilt and calibrated in Logan, Utah; NIST-traceable, made in the USA, and backed by an industry-leading 4-year warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy Choose This Model\u003c\/h3\u003e\u003cp\u003eThis package is the fastest way to add continuous, wireless monitoring of a specialty parameter in one purchase.\u003c\/p\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eStandalone wireless monitoring\u003c\/li\u003e\n\u003cli\u003eGreenhouse, grow-room, and chamber studies\u003c\/li\u003e\n\u003cli\u003eSpot audits and research\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Default Title","offer_id":52354526609719,"sku":"P2-141","price":849.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/P2-141SV2__89437.1741108700.jpg?v=1780699930"},{"product_id":"apogee-instruments-pi-111-infrared-radiometer-microcache-package","title":"Apogee Instruments - PI-111: Infrared Radiometer + microCache Package","description":"\u003cp\u003eThe Apogee PI-111 package pairs an Apogee SI-111 infrared radiometer with the AT-100 microCache Bluetooth logger for standalone wireless monitoring with no separate datalogger. 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AC-110: Communication Adapter","description":"\u003cp\u003eThe Apogee AC-110 communication adapter connects Apogee smart sensors to a computer for configuration and data readout.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eConnects Apogee smart sensors to a PC\u003c\/li\u003e\n\u003cli\u003eUsed for setup and data access\u003c\/li\u003e\n\u003cli\u003eCompact and portable\u003c\/li\u003e\n\u003cli\u003eMade by Apogee Instruments and backed by Apogee's industry-leading support.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSmart-sensor configuration\u003c\/li\u003e\n\u003cli\u003eBench testing and readout\u003c\/li\u003e\n\u003cli\u003eSensor commissioning\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Default Title","offer_id":52354627830071,"sku":"AC-110","price":44.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/AC-110_with_Cable__51610.1776356915.png?v=1780699927"},{"product_id":"apogee-instruments-al-100-solar-sensor-leveling-plate","title":"Apogee Instruments - AL-100: Solar Sensor Leveling Plate","description":"\u003cp\u003eThe Apogee AL-100 leveling plate levels an Apogee sensor while sitting on a flat surface or mounted to a fixture, ensuring accurate cosine-corrected readings.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBuilt-in bubble level for precise alignment\u003c\/li\u003e\n\u003cli\u003eMounts sensors to flat surfaces or fixtures\u003c\/li\u003e\n\u003cli\u003eEnsures accurate sensor orientation\u003c\/li\u003e\n\u003cli\u003eMade by Apogee Instruments and backed by Apogee's industry-leading support.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eLeveling PAR and solar sensors\u003c\/li\u003e\n\u003cli\u003eBench and fixture mounting\u003c\/li\u003e\n\u003cli\u003eAccurate light measurement setups\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Default Title","offer_id":52354627862839,"sku":"AL-100","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/al-100-1__39238.1710020419.jpg?v=1780699928"},{"product_id":"apogee-instruments-al-120-solar-mounting-bracket-with-leveling-plate","title":"Apogee Instruments - AL-120: Solar Mounting Bracket with Leveling Plate","description":"\u003cp\u003eThe Apogee AL-120 mounting bracket with spring-leveling plate mounts an Apogee sensor to a mast or pipe and keeps it level for accurate readings.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSpring-leveling plate for easy alignment\u003c\/li\u003e\n\u003cli\u003eMounts to masts or pipes\u003c\/li\u003e\n\u003cli\u003eRugged outdoor-ready construction\u003c\/li\u003e\n\u003cli\u003eMade by Apogee Instruments and backed by Apogee's industry-leading support.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMast and pipe sensor mounting\u003c\/li\u003e\n\u003cli\u003eGreenhouse and field installations\u003c\/li\u003e\n\u003cli\u003ePermanent sensor deployments\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Default Title","offer_id":52354627961143,"sku":"AL-120","price":89.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/AL-120-5__54495.1710169998.jpg?v=1780699928"},{"product_id":"apogee-instruments-am-001-meter-mounting-bracket","title":"Apogee Instruments - AM-001: Meter Mounting Bracket","description":"\u003cp\u003eThe Apogee AM-001 meter mounting bracket attaches a cabled separate sensor to the back of an Apogee handheld meter (MQ-200, MQ-500, MU-200, MP-200) for easier one-hand spot measurements.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMounts the sensor to the back of the meter\u003c\/li\u003e\n\u003cli\u003eFits MQ-200, MQ-500, MU-200, and MP-200 meters\u003c\/li\u003e\n\u003cli\u003eFrees a hand for faster spot checks\u003c\/li\u003e\n\u003cli\u003eMade by Apogee Instruments and backed by Apogee's industry-leading support.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHandheld spot measurements\u003c\/li\u003e\n\u003cli\u003eField light surveys\u003c\/li\u003e\n\u003cli\u003eMeter and sensor organization\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Default Title","offer_id":52354628026679,"sku":"AM-001","price":34.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/DSC_6352__82129.1710468683.jpg?v=1780698019"},{"product_id":"apogee-instruments-am-140-two-band-sensor-mounting-adapter","title":"Apogee Instruments - AM-140: Two-Band Sensor Mounting Adapter","description":"\u003cp\u003eThe Apogee AM-140 mounting adapter with a 12-inch rod positions Apogee two-band sensors (NDVI, Red-Far-red, PAR-FAR) over the canopy for accurate readings.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIncludes a 12-inch mounting rod\u003c\/li\u003e\n\u003cli\u003eDesigned for Apogee two-band sensors\u003c\/li\u003e\n\u003cli\u003ePositions sensors above the canopy\u003c\/li\u003e\n\u003cli\u003eMade by Apogee Instruments and backed by Apogee's industry-leading support.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMounting NDVI and R:FR sensors\u003c\/li\u003e\n\u003cli\u003eCanopy spectral measurement\u003c\/li\u003e\n\u003cli\u003eResearch and field setups\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Default Title","offer_id":52354628092215,"sku":"AM-140","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/am-140__36361.1635950619.jpg?v=1780698020"},{"product_id":"apogee-instruments-am-220-infrared-radiometer-mounting-bracket","title":"Apogee Instruments - AM-220: Infrared Radiometer Mounting Bracket","description":"\u003cp\u003eThe Apogee AM-220 mounting bracket positions a research-grade infrared radiometer at the correct angle and distance to measure canopy or leaf surface temperature.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDesigned for Apogee research-grade IR radiometers\u003c\/li\u003e\n\u003cli\u003eSets correct viewing angle and distance\u003c\/li\u003e\n\u003cli\u003eMounts to masts or fixtures\u003c\/li\u003e\n\u003cli\u003eMade by Apogee Instruments and backed by Apogee's industry-leading support.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMounting canopy IR temperature sensors\u003c\/li\u003e\n\u003cli\u003eVPD and plant-stress monitoring\u003c\/li\u003e\n\u003cli\u003eResearch and greenhouse installs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Default Title","offer_id":52354628124983,"sku":"AM-220","price":69.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/AM-250_front__93389.1677704766.jpg?v=1780698020"},{"product_id":"apogee-instruments-am-270-guardian-mounting-bracket","title":"Apogee Instruments - AM-270: Guardian Mounting Bracket","description":"\u003cp\u003eThe Apogee AM-270 mounting bracket attaches the Guardian CEA multi-sensor monitor to a pole or mast for fixed, repeatable placement in greenhouses and grow rooms.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePurpose-built for the Apogee Guardian (SM-500\/SM-600)\u003c\/li\u003e\n\u003cli\u003eMounts to poles or masts\u003c\/li\u003e\n\u003cli\u003eSecure, repeatable positioning\u003c\/li\u003e\n\u003cli\u003eMade by Apogee Instruments and backed by Apogee's industry-leading support.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMounting the Guardian CEA monitor\u003c\/li\u003e\n\u003cli\u003eGreenhouse and grow-room installs\u003c\/li\u003e\n\u003cli\u003eFixed environmental monitoring\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Default Title","offer_id":52354628190519,"sku":"AM-270","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/AM-270-3__24358.1689345579.jpg?v=1780699929"},{"product_id":"apogee-instruments-ao-001-oxygen-sensor-diffusion-head","title":"Apogee Instruments - AO-001: Oxygen Sensor Diffusion Head","description":"\u003cp\u003eThe Apogee AO-001 diffusion head creates a small air pocket in front of an Apogee oxygen sensor for accurate gaseous O2 measurement in soil, substrate, and compost.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCreates an air pocket for porous-media O2 measurement\u003c\/li\u003e\n\u003cli\u003eFits Apogee oxygen sensors and meters\u003c\/li\u003e\n\u003cli\u003eRugged for in-media deployment\u003c\/li\u003e\n\u003cli\u003eMade by Apogee Instruments and backed by Apogee's industry-leading support.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eRoot-zone and substrate O2 measurement\u003c\/li\u003e\n\u003cli\u003eCompost and soil monitoring\u003c\/li\u003e\n\u003cli\u003ePorous-media gas studies\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Default Title","offer_id":52354628223287,"sku":"AO-001","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/AO-001__18298.1618935241.jpg?v=1780699929"},{"product_id":"apogee-instruments-ao-002-oxygen-sensor-flow-through-head","title":"Apogee Instruments - AO-002: Oxygen Sensor Flow-Through Head","description":"\u003cp\u003eThe Apogee AO-002 flow-through head has two tubing adapters that let an Apogee oxygen sensor measure O2 in gas flowing through lines.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eTwo adapters for inline tubing\u003c\/li\u003e\n\u003cli\u003eMeasures O2 in flowing gas\u003c\/li\u003e\n\u003cli\u003eFits Apogee oxygen sensors and meters\u003c\/li\u003e\n\u003cli\u003eMade by Apogee Instruments and backed by Apogee's industry-leading support.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eInline gas O2 measurement\u003c\/li\u003e\n\u003cli\u003eControlled-atmosphere systems\u003c\/li\u003e\n\u003cli\u003eRespiration and gas-flux setups\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Default Title","offer_id":52354628288823,"sku":"AO-002","price":54.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/AO-002__54650.1668046410.jpg?v=1780699929"},{"product_id":"apogee-instruments-ao-003-oxygen-sensor-connection-nut","title":"Apogee Instruments - AO-003: Oxygen Sensor Connection Nut","description":"\u003cp\u003eThe Apogee AO-003 is a panel-mount connection nut with an o-ring for securely mounting an Apogee oxygen sensor through a panel or chamber wall.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePanel-mount nut with sealing o-ring\u003c\/li\u003e\n\u003cli\u003eFits Apogee oxygen sensors\u003c\/li\u003e\n\u003cli\u003eSecure, sealed installation\u003c\/li\u003e\n\u003cli\u003eMade by Apogee Instruments and backed by Apogee's industry-leading support.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePanel and chamber O2 sensor mounting\u003c\/li\u003e\n\u003cli\u003eSealed-system installations\u003c\/li\u003e\n\u003cli\u003eOxygen sensor accessories\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Default Title","offer_id":52354628321591,"sku":"AO-003","price":11.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/AO-003__13493.1587836503.jpg?v=1780699929"},{"product_id":"apogee-instruments-at-001-ss-replacement-fan-for-ts-series-aspirated-shield","title":"Apogee Instruments - AT-001-SS: Replacement Fan for TS-Series Aspirated Shield","description":"\u003cp\u003eThe Apogee AT-001-SS is an IP55-rated replacement aspiration fan for Apogee TS-series fan-aspirated radiation shields, restoring accurate active aspiration.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIP55-rated aspiration fan\u003c\/li\u003e\n\u003cli\u003eReplacement for Apogee TS-series shields\u003c\/li\u003e\n\u003cli\u003eRestores accurate active aspiration\u003c\/li\u003e\n\u003cli\u003eMade by Apogee Instruments and backed by Apogee's industry-leading support.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eTS-series shield maintenance\u003c\/li\u003e\n\u003cli\u003eRestoring aspiration performance\u003c\/li\u003e\n\u003cli\u003eLong-term station upkeep\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Default Title","offer_id":52354628354359,"sku":"AT-001-SS","price":164.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/at-100__14460.1580409231.jpg?v=1780698020"},{"product_id":"apogee-instruments-ay-002-dual-channel-differential-splitter-for-ndvi","title":"Apogee Instruments - AY-002: Dual-Channel Differential Splitter for NDVI","description":"\u003cp\u003eThe Apogee AY-002 is a double-channel differential splitter that enables two differential NDVI measurements (upward and downward sensors) on compatible systems.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSplits signals for two differential channels\u003c\/li\u003e\n\u003cli\u003eDesigned for Apogee NDVI sensor pairs\u003c\/li\u003e\n\u003cli\u003eSimplifies upward\/downward NDVI wiring\u003c\/li\u003e\n\u003cli\u003eMade by Apogee Instruments and backed by Apogee's industry-leading support.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eNDVI reflectance measurement\u003c\/li\u003e\n\u003cli\u003eUpward and downward sensor pairs\u003c\/li\u003e\n\u003cli\u003eResearch and field NDVI setups\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Default Title","offer_id":52354628387127,"sku":"AY-002","price":89.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/AY-002_Front__19852.1730124775.jpg?v=1780698020"},{"product_id":"apogee-instruments-fan-aspirated-radiation-shield-ts-series","title":"Apogee Instruments - Fan-Aspirated Radiation Shield (TS-Series)","description":"\u003cp\u003eThe Apogee TS-Series fan-aspirated solar radiation shield continuously draws air across the temperature (and humidity) sensor it houses, eliminating the solar-heating error that makes passive shields read high - the key to accurate canopy air temperature and VPD.\u003c\/p\u003e\u003cp\u003eChoose the fan voltage to match your power system and the configuration to match your measurement needs, from shield-only to a complete temperature and humidity assembly.\u003c\/p\u003e\u003ch3\u003eAvailable Options\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e12 V, Shield Only (TS-100-SS) - accepts an ST-110 or EE08-SS sensor, sold separately\u003c\/li\u003e\n\u003cli\u003e12 V, with ST-110 Thermistor (TS-110-SS) - includes air-temperature thermistor\u003c\/li\u003e\n\u003cli\u003e12 V, with EE08-SS Temp\/RH (TS-120-SS) - includes temperature and humidity probe for full VPD\u003c\/li\u003e\n\u003cli\u003e24 V, Shield Only (TS-200-SS) - accepts an ST-110 or EE08-SS sensor, sold separately\u003c\/li\u003e\n\u003cli\u003e24 V, with ST-110 Thermistor (TS-210-SS) - includes air-temperature thermistor\u003c\/li\u003e\n\u003cli\u003e24 V, with EE08-SS Temp\/RH (TS-220-SS) - includes temperature and humidity probe for full VPD\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFan-aspirated design eliminates solar-heating error for accurate temperature and humidity\u003c\/li\u003e\n\u003cli\u003eAvailable in 12 V and 24 V fan inputs\u003c\/li\u003e\n\u003cli\u003eConfigurations from shield-only to complete temp\/RH for VPD\u003c\/li\u003e\n\u003cli\u003eRugged housing for long-term greenhouse and field use\u003c\/li\u003e\n\u003cli\u003eMade in the USA and backed by Apogee's industry-leading support\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAccurate canopy air temperature and VPD\u003c\/li\u003e\n\u003cli\u003eGreenhouse and grow-room climate monitoring\u003c\/li\u003e\n\u003cli\u003eResearch-grade environmental logging\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"12 V \/ Shield Only","offer_id":52354805432631,"sku":"TS-100-SS","price":449.0,"currency_code":"USD","in_stock":true},{"title":"12 V \/ With ST-110 Thermistor","offer_id":52354805465399,"sku":"TS-110-SS","price":524.0,"currency_code":"USD","in_stock":true},{"title":"12 V \/ With EE08-SS Temp\/RH","offer_id":52354805498167,"sku":"TS-120-SS","price":929.0,"currency_code":"USD","in_stock":true},{"title":"24 V \/ Shield Only","offer_id":52354805530935,"sku":"TS-200-SS","price":449.0,"currency_code":"USD","in_stock":true},{"title":"24 V \/ With ST-110 Thermistor","offer_id":52354805563703,"sku":"TS-210-SS","price":549.0,"currency_code":"USD","in_stock":true},{"title":"24 V \/ With EE08-SS Temp\/RH","offer_id":52354805596471,"sku":"TS-220-SS","price":929.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/DSC_1514-edited__74047.1556043735_f7622bb6-c8f9-4e7a-be6f-3a075b718839.jpg?v=1780694979"},{"product_id":"apogee-instruments-guardian-cea-multi-sensor-monitor","title":"Apogee Instruments - Guardian CEA Multi-Sensor Monitor","description":"\u003cp\u003eThe Apogee Guardian is an all-in-one controlled-environment monitor measuring PAR or ePAR, air temperature, humidity, VPD, dewpoint, CO2, barometric pressure, DLI, and photoperiod from one device.\u003c\/p\u003e\u003cp\u003ePick the full-spectrum model for PAR (389-692 nm) or the ePAR model for the extended 383-757 nm range, and the connection that fits your system.\u003c\/p\u003e\u003ch3\u003eAvailable Options\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFull-Spectrum PAR, Modbus 5m cable (SM-500)\u003c\/li\u003e\n\u003cli\u003eFull-Spectrum PAR, USB cable + AC power brick (SM-500-AC)\u003c\/li\u003e\n\u003cli\u003eePAR 400-750 nm, Modbus 5m cable (SM-600)\u003c\/li\u003e\n\u003cli\u003eePAR 400-750 nm, USB cable + AC power brick (SM-600-AC)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMeasures PAR or ePAR, temp, humidity, VPD, dewpoint, CO2, pressure, DLI, photoperiod\u003c\/li\u003e\n\u003cli\u003eSimultaneous Modbus and Bluetooth (ApogeeConnect app)\u003c\/li\u003e\n\u003cli\u003eCosine-corrected, drift under 2%\/yr, NIST-traceable\u003c\/li\u003e\n\u003cli\u003eRugged ASA housing, IP53, 0-95% RH\u003c\/li\u003e\n\u003cli\u003eMade in the USA and backed by Apogee's industry-leading warranty and support.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eGreenhouse and grow-room monitoring\u003c\/li\u003e\n\u003cli\u003eCrop steering and VPD management\u003c\/li\u003e\n\u003cli\u003eController integration\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Full-Spectrum PAR \/ Modbus (5m cable)","offer_id":52354911306039,"sku":"SM-500","price":1249.0,"currency_code":"USD","in_stock":true},{"title":"Full-Spectrum PAR \/ USB + AC Power","offer_id":52354911338807,"sku":"SM-500-AC","price":1249.0,"currency_code":"USD","in_stock":true},{"title":"ePAR (400-750nm) \/ Modbus (5m cable)","offer_id":52354911371575,"sku":"SM-600","price":1349.0,"currency_code":"USD","in_stock":true},{"title":"ePAR (400-750nm) \/ USB + AC Power","offer_id":52354911404343,"sku":"SM-600-AC","price":1349.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/guardian-front__99219.1689183469_e4a56c87-d6d0-45e5-8d50-57b6de31fd6f.jpg?v=1780695439"},{"product_id":"apogee-instruments-dli-photoperiod-meter","title":"Apogee Instruments - DLI \u0026 Photoperiod Meter","description":"\u003cp\u003eThe Apogee DLI meter spot-checks light intensity and automatically records daily light integral (DLI) and photoperiod, accurate under all light sources including LEDs.\u003c\/p\u003e\u003cp\u003eChoose the full-spectrum model for PAR (400-700 nm) or the ePAR model for the extended 400-750 nm range that captures far-red.\u003c\/p\u003e\u003ch3\u003eAvailable Options\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFull-Spectrum PAR, 400-700 nm (DLI-500)\u003c\/li\u003e\n\u003cli\u003eePAR, 400-750 nm including far-red (DLI-600)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAutomatic DLI and photoperiod recording\u003c\/li\u003e\n\u003cli\u003eAccurate under sunlight, HPS, and LEDs\u003c\/li\u003e\n\u003cli\u003eIP65 rugged, handheld, simple operation\u003c\/li\u003e\n\u003cli\u003eMade in the USA and backed by Apogee's industry-leading warranty and support.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCanopy light and DLI spot checks\u003c\/li\u003e\n\u003cli\u003ePhotoperiod verification\u003c\/li\u003e\n\u003cli\u003eGreenhouse and indoor cultivation\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Full-Spectrum (400-700nm)","offer_id":52354911437111,"sku":"DLI-500","price":499.0,"currency_code":"USD","in_stock":true},{"title":"ePAR (400-750nm)","offer_id":52354911469879,"sku":"DLI-600","price":529.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/DLI-500-product__12981.1643217673_c49ca741-4858-482e-9a46-da1dd3defb41.jpg?v=1780695439"},{"product_id":"apogee-instruments-sq-500-full-spectrum-quantum-sensor","title":"Apogee Instruments - SQ-500 Full-Spectrum Quantum Sensor","description":"\u003cp\u003eThe Apogee SQ-500 full-spectrum quantum sensor measures PAR\/PPFD from 400-700 nm with high accuracy, accurate under all light sources including LEDs. Choose the output that matches your controller or logger.\u003c\/p\u003e\u003cp\u003eAll versions share the same research-grade detector (calibration uncertainty +\/-5%, drift under 2%\/yr, IP68); only the output differs.\u003c\/p\u003e\u003ch3\u003eAvailable Options\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eUnamplified analog, 5m cable (SQ-500-SS)\u003c\/li\u003e\n\u003cli\u003eUSB smart sensor with software, 4.5m (SQ-520)\u003c\/li\u003e\n\u003cli\u003eSDI-12 digital output, 5m cable (SQ-521-SS)\u003c\/li\u003e\n\u003cli\u003eModbus digital output, 5m cable (SQ-522-SS)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSpectral range 400-700 nm +\/- 5 nm\u003c\/li\u003e\n\u003cli\u003eCalibration uncertainty +\/-5%, drift under 2%\/yr\u003c\/li\u003e\n\u003cli\u003eCosine-corrected, IP68 waterproof\u003c\/li\u003e\n\u003cli\u003eNIST-traceable, 4-year warranty\u003c\/li\u003e\n\u003cli\u003eMade in the USA and backed by Apogee's industry-leading warranty and support.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eContinuous canopy PPFD monitoring\u003c\/li\u003e\n\u003cli\u003eController and datalogger integration\u003c\/li\u003e\n\u003cli\u003eLight-uniformity studies\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Unamplified analog","offer_id":52354911502647,"sku":"SQ-500-SS","price":404.0,"currency_code":"USD","in_stock":true},{"title":"USB (smart sensor)","offer_id":52354911535415,"sku":"SQ-520","price":469.0,"currency_code":"USD","in_stock":true},{"title":"SDI-12 digital","offer_id":52354911568183,"sku":"SQ-521-SS","price":599.0,"currency_code":"USD","in_stock":true},{"title":"Modbus digital","offer_id":52354911600951,"sku":"SQ-522-SS","price":619.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/PQ-510SensorFront__72072.1777390170.png?v=1780698017"},{"product_id":"apogee-instruments-sq-610-epar-quantum-sensor","title":"Apogee Instruments - SQ-610 ePAR Quantum Sensor","description":"\u003cp\u003eThe Apogee SQ-610 ePAR quantum sensor measures the extended 400-750 nm range including far-red, accurate under all light sources including LEDs. Choose the output for your system.\u003c\/p\u003e\u003cp\u003eAll versions share the same research-grade ePAR detector; only the output differs.\u003c\/p\u003e\u003ch3\u003eAvailable Options\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eUnamplified analog, 5m cable (SQ-610-SS)\u003c\/li\u003e\n\u003cli\u003eUSB smart sensor with software (SQ-616)\u003c\/li\u003e\n\u003cli\u003eSDI-12 digital output, 5m cable (SQ-617-SS)\u003c\/li\u003e\n\u003cli\u003eModbus digital output, 5m cable (SQ-618-SS)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eExtended spectral range 400-750 nm +\/- 5 nm\u003c\/li\u003e\n\u003cli\u003eCalibration uncertainty +\/-5%, drift under 2%\/yr\u003c\/li\u003e\n\u003cli\u003eCosine-corrected, waterproof\u003c\/li\u003e\n\u003cli\u003eNIST-traceable, 4-year warranty\u003c\/li\u003e\n\u003cli\u003eMade in the USA and backed by Apogee's industry-leading warranty and support.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eContinuous ePAR canopy monitoring under LEDs\u003c\/li\u003e\n\u003cli\u003eController and datalogger integration\u003c\/li\u003e\n\u003cli\u003ePhotobiology and far-red studies\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Unamplified analog","offer_id":52354911633719,"sku":"SQ-610-SS","price":449.0,"currency_code":"USD","in_stock":true},{"title":"USB (smart sensor)","offer_id":52354911666487,"sku":"SQ-616","price":499.0,"currency_code":"USD","in_stock":true},{"title":"SDI-12 digital","offer_id":52354911699255,"sku":"SQ-617-SS","price":639.0,"currency_code":"USD","in_stock":true},{"title":"Modbus digital","offer_id":52354911732023,"sku":"SQ-618-SS","price":659.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/SQ-620-640-front__38591.1611765548.jpg?v=1780698017"},{"product_id":"apogee-instruments-su-200-uv-a-sensor","title":"Apogee Instruments - SU-200 UV-A Sensor","description":"\u003cp\u003eThe Apogee SU-200 UV-A sensor measures ultraviolet-A radiation from 300-400 nm for monitoring supplemental UV and verifying lamp output. Choose the output for your system.\u003c\/p\u003e\u003cp\u003eAll versions share the same UV-A detector and self-cleaning domed head; only the output differs.\u003c\/p\u003e\u003ch3\u003eAvailable Options\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eUnamplified analog (SU-200-SS)\u003c\/li\u003e\n\u003cli\u003e0-2.5 V amplified output (SU-202-SS)\u003c\/li\u003e\n\u003cli\u003e0-5 V amplified output (SU-205-SS)\u003c\/li\u003e\n\u003cli\u003eUSB smart sensor (SU-220)\u003c\/li\u003e\n\u003cli\u003eSDI-12 digital output (SU-221-SS)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eUV-A spectral range 300-400 nm\u003c\/li\u003e\n\u003cli\u003ePhoton-flux and energy-flux calibration factors\u003c\/li\u003e\n\u003cli\u003eSelf-cleaning domed head, fully potted\u003c\/li\u003e\n\u003cli\u003eNIST-traceable, 4-year warranty\u003c\/li\u003e\n\u003cli\u003eMade in the USA and backed by Apogee's industry-leading warranty and support.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSupplemental UV-A monitoring\u003c\/li\u003e\n\u003cli\u003eUV lamp output verification\u003c\/li\u003e\n\u003cli\u003eGreenhouse and research UV tracking\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Unamplified analog","offer_id":52354911764791,"sku":"SU-200-SS","price":459.0,"currency_code":"USD","in_stock":true},{"title":"0-2.5 V amplified","offer_id":52354911797559,"sku":"SU-202-SS","price":529.0,"currency_code":"USD","in_stock":true},{"title":"0-5 V amplified","offer_id":52354911830327,"sku":"SU-205-SS","price":529.0,"currency_code":"USD","in_stock":true},{"title":"USB (smart sensor)","offer_id":52354911863095,"sku":"SU-220","price":529.0,"currency_code":"USD","in_stock":true},{"title":"SDI-12 digital","offer_id":52354911895863,"sku":"SU-221-SS","price":629.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/DSC_2926__58418.1580920119.jpg?v=1780698019"},{"product_id":"apogee-instruments-oxygen-sensor-0-30","title":"Apogee Instruments - Oxygen Sensor (0-30%)","description":"\u003cp\u003eThe Apogee oxygen sensor measures 0-30% gaseous O2 for the root zone, sealed CO2 rooms, and compost, with an internal thermistor for temperature correction. Choose the model for your system.\u003c\/p\u003e\u003cp\u003eAll models share the heated, potted polypropylene design; they differ in reference type and output.\u003c\/p\u003e\u003ch3\u003eAvailable Options\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAnalog, 0-30% (SO-130)\u003c\/li\u003e\n\u003cli\u003eAnalog, fast thermistor reference (SO-210)\u003c\/li\u003e\n\u003cli\u003eSDI-12 digital, fast thermistor reference (SO-421)\u003c\/li\u003e\n\u003cli\u003eSDI-12 digital, 0-30% (SO-431)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMeasures 0-30% gaseous O2\u003c\/li\u003e\n\u003cli\u003eHeated membrane option for porous media\u003c\/li\u003e\n\u003cli\u003eInternal thermistor for temperature correction\u003c\/li\u003e\n\u003cli\u003eRugged potted polypropylene body\u003c\/li\u003e\n\u003cli\u003eMade in the USA and backed by Apogee's industry-leading warranty and support.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eRoot-zone and substrate O2\u003c\/li\u003e\n\u003cli\u003eSealed CO2-enriched rooms\u003c\/li\u003e\n\u003cli\u003eCompost and soil respiration\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Analog (0-30%)","offer_id":52354919498039,"sku":"SO-130","price":389.0,"currency_code":"USD","in_stock":true},{"title":"Analog, fast thermistor reference","offer_id":52354919530807,"sku":"SO-210","price":389.0,"currency_code":"USD","in_stock":true},{"title":"SDI-12, fast thermistor reference","offer_id":52354919563575,"sku":"SO-421","price":489.0,"currency_code":"USD","in_stock":true},{"title":"SDI-12 (0-30%)","offer_id":52354919596343,"sku":"SO-431","price":489.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/DSC_3268__85149.1772661920_85ddc3a8-0f28-49ba-8916-a3e2d94730be.jpg?v=1780695541"},{"product_id":"apogee-instruments-s2-131-red-far-red-sensor","title":"Apogee Instruments - S2-131 Red \/ Far-Red Sensor","description":"\u003cp\u003eThe Apogee S2-131 measures red (645-665 nm) and far-red (720-740 nm) to calculate the R:FR ratio that drives plant morphology, accurate under all light sources including LEDs. Choose the output.\u003c\/p\u003e\u003cp\u003eBoth versions share the same two-band detector; only the output differs.\u003c\/p\u003e\u003ch3\u003eAvailable Options\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAnalog output (S2-131-SS)\u003c\/li\u003e\n\u003cli\u003eSDI-12 digital output (S2-431-SS)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSeparate red and far-red channels for R:FR ratio\u003c\/li\u003e\n\u003cli\u003eWaterproof, cosine-corrected\u003c\/li\u003e\n\u003cli\u003eNIST-traceable, 4-year warranty\u003c\/li\u003e\n\u003cli\u003eMade in the USA and backed by Apogee's industry-leading warranty and support.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eR:FR ratio monitoring under LEDs\u003c\/li\u003e\n\u003cli\u003ePhotomorphology and crop steering\u003c\/li\u003e\n\u003cli\u003eFar-red supplementation studies\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Analog","offer_id":52354919629111,"sku":"S2-131-SS","price":529.0,"currency_code":"USD","in_stock":true},{"title":"SDI-12 digital","offer_id":52354919661879,"sku":"S2-431-SS","price":719.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/far-red-front__95707.1582300468_bb30ca68-11a6-48fd-af72-21ecff523c30.jpg?v=1780695541"},{"product_id":"apogee-instruments-s2-141-par-far-sensor","title":"Apogee Instruments - S2-141 PAR-FAR Sensor","description":"\u003cp\u003eThe Apogee S2-141 measures PAR (400-700 nm) and far-red (700-760 nm) together to track the far-red fraction of a spectrum, accurate under all light sources including LEDs. Choose the output.\u003c\/p\u003e\u003cp\u003eBoth versions share the same two-band detector; only the output differs.\u003c\/p\u003e\u003ch3\u003eAvailable Options\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAnalog output (S2-141-SS)\u003c\/li\u003e\n\u003cli\u003eSDI-12 digital output (S2-441-SS)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSimultaneous PAR and far-red channels\u003c\/li\u003e\n\u003cli\u003eQuantify far-red fraction for crop steering\u003c\/li\u003e\n\u003cli\u003eWaterproof, cosine-corrected\u003c\/li\u003e\n\u003cli\u003eMade in the USA and backed by Apogee's industry-leading warranty and support.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFar-red supplementation tuning\u003c\/li\u003e\n\u003cli\u003ePAR plus far-red monitoring\u003c\/li\u003e\n\u003cli\u003ePhotobiology research\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Analog","offer_id":52354919694647,"sku":"S2-141-SS","price":599.0,"currency_code":"USD","in_stock":true},{"title":"SDI-12 digital","offer_id":52354919727415,"sku":"S2-441-SS","price":749.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/par-far-front__10037.1582296677_b8c65e77-7f79-4584-aef5-ed6d7d48e52a.jpg?v=1780695542"},{"product_id":"apogee-instruments-si-111-research-grade-infrared-radiometer","title":"Apogee Instruments - SI-111 Research-Grade Infrared Radiometer","description":"\u003cp\u003eThe Apogee SI-111 research-grade infrared radiometer measures plant canopy and leaf temperature without contact (+\/-0.2 C) for accurate VPD and plant water status. Choose the output.\u003c\/p\u003e\u003cp\u003eAll versions share the same research-grade standard-FOV detector; only the output differs.\u003c\/p\u003e\u003ch3\u003eAvailable Options\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eUnamplified analog (SI-111-SS)\u003c\/li\u003e\n\u003cli\u003eSDI-12 digital output (SI-411-SS)\u003c\/li\u003e\n\u003cli\u003eModbus digital output (SI-511-SS)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eNon-contact canopy temperature, 8-14 um window\u003c\/li\u003e\n\u003cli\u003eResearch-grade +\/- 0.2 C uncertainty\u003c\/li\u003e\n\u003cli\u003ePowder-coated aluminum shield, NIST-traceable\u003c\/li\u003e\n\u003cli\u003eMade in the USA and backed by Apogee's industry-leading warranty and support.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCanopy temperature for VPD and crop steering\u003c\/li\u003e\n\u003cli\u003ePlant water-status and stress detection\u003c\/li\u003e\n\u003cli\u003ePhenotyping and greenhouse research\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Unamplified analog","offer_id":52354919760183,"sku":"SI-111-SS","price":729.0,"currency_code":"USD","in_stock":true},{"title":"SDI-12 digital","offer_id":52354919792951,"sku":"SI-411-SS","price":909.0,"currency_code":"USD","in_stock":true},{"title":"Modbus digital","offer_id":52354919825719,"sku":"SI-511-SS","price":949.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/SI-111_or_SI-411_AM-250__37709.1642536491.jpg?v=1780698018"},{"product_id":"apogee-instruments-sil-commercial-grade-infrared-radiometer","title":"Apogee Instruments - SIL Commercial-Grade Infrared Radiometer","description":"\u003cp\u003eThe Apogee SIL commercial-grade infrared radiometer measures canopy and leaf temperature without contact (+\/-0.5 C) with SDI-12 output, at a lower price than research-grade. Choose the field of view.\u003c\/p\u003e\u003cp\u003eBoth versions share the same commercial-grade SDI-12 detector; only the field of view differs.\u003c\/p\u003e\u003ch3\u003eAvailable Options\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eStandard field of view (SIL-411)\u003c\/li\u003e\n\u003cli\u003eHorizontal field of view (SIL-4H1)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eNon-contact canopy temperature, 8-14 um window\u003c\/li\u003e\n\u003cli\u003eCommercial-grade +\/- 0.5 C uncertainty\u003c\/li\u003e\n\u003cli\u003eSDI-12 digital output, UV-resistant ASA shield\u003c\/li\u003e\n\u003cli\u003eMade in the USA and backed by Apogee's industry-leading warranty and support.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCanopy temperature for VPD\u003c\/li\u003e\n\u003cli\u003eCommercial greenhouse monitoring\u003c\/li\u003e\n\u003cli\u003eRow and bench temperature\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Standard","offer_id":52354919858487,"sku":"SIL-411","price":469.0,"currency_code":"USD","in_stock":true},{"title":"Horizontal","offer_id":52354919891255,"sku":"SIL-4H1","price":469.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/SIL-100-mounted__88629.1597087715.jpg?v=1780698019"},{"product_id":"apogee-instruments-sf-leaf-temperature-sensor","title":"Apogee Instruments - SF Leaf Temperature Sensor","description":"\u003cp\u003eThe Apogee SF leaf temperature sensor clips to a leaf to measure true leaf surface temperature, the key input for leaf-level VPD and transpiration. Choose the output.\u003c\/p\u003e\u003cp\u003eBoth versions share the same clip-on thermocouple design; only the output differs.\u003c\/p\u003e\u003ch3\u003eAvailable Options\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAnalog output (SF-110-SS)\u003c\/li\u003e\n\u003cli\u003eSDI-12 digital output (SF-421-SS)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDirect-contact leaf surface temperature\u003c\/li\u003e\n\u003cli\u003eLightweight clip, fine thermocouple for fast response\u003c\/li\u003e\n\u003cli\u003eFor leaf-level VPD and transpiration\u003c\/li\u003e\n\u003cli\u003eMade in the USA and backed by Apogee's industry-leading warranty and support.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eLeaf-VPD crop steering\u003c\/li\u003e\n\u003cli\u003ePlant stress and stomatal research\u003c\/li\u003e\n\u003cli\u003eGreenhouse and chamber studies\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Analog","offer_id":52354931884343,"sku":"SF-110-SS","price":299.0,"currency_code":"USD","in_stock":true},{"title":"SDI-12 digital","offer_id":52354931917111,"sku":"SF-421-SS","price":449.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/full_view__17096.1643044621.jpg?v=1780698021"},{"product_id":"apogee-instruments-st-thermistor-temperature-sensor","title":"Apogee Instruments - ST Thermistor Temperature Sensor","description":"\u003cp\u003eThe Apogee ST thermistor temperature sensor provides accurate air, water, or media temperature on a 5 m cable. Choose the type for your application.\u003c\/p\u003e\u003cp\u003eAll versions are precision thermistors; they differ in housing and response.\u003c\/p\u003e\u003ch3\u003eAvailable Options\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eWaterproof sheath probe for air\/water\/media (ST-100)\u003c\/li\u003e\n\u003cli\u003eAir-temperature thermistor for aspirated shields (ST-110-SS)\u003c\/li\u003e\n\u003cli\u003eFine-wire fast-response thermistor (ST-200)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePrecision thermistor temperature element\u003c\/li\u003e\n\u003cli\u003e5 m cable with connector\u003c\/li\u003e\n\u003cli\u003eCompatible with dataloggers and controllers\u003c\/li\u003e\n\u003cli\u003eMade in the USA and backed by Apogee's industry-leading warranty and support.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAir, water, and substrate temperature\u003c\/li\u003e\n\u003cli\u003eVPD and climate logging\u003c\/li\u003e\n\u003cli\u003eMicroclimate and gradient studies\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"Waterproof probe","offer_id":52354932048183,"sku":"ST-100","price":109.0,"currency_code":"USD","in_stock":true},{"title":"Air temperature (for shields)","offer_id":52354932080951,"sku":"ST-110-SS","price":199.0,"currency_code":"USD","in_stock":true},{"title":"Fine-wire (fast response)","offer_id":52354932113719,"sku":"ST-200","price":199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/st-100__80297.1509998502.jpg?v=1780697542"},{"product_id":"apogee-instruments-pq-500-full-spectrum-quantum-microcache-package","title":"Apogee Instruments - PQ-500 Full-Spectrum Quantum + microCache Package","description":"\u003cp\u003eThe Apogee PQ-500 package pairs a full-spectrum SQ-500 quantum sensor (PAR\/PPFD 400-700 nm) with the AT-100 microCache Bluetooth logger for standalone wireless light logging. Choose the cable length.\u003c\/p\u003e\u003cp\u003eBoth versions are identical except sensor cable length.\u003c\/p\u003e\u003ch3\u003eAvailable Options\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e30 cm sensor cable (PQ-500)\u003c\/li\u003e\n\u003cli\u003e2 m sensor cable (PQ-510)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFull-spectrum SQ-500 sensor plus AT-100 microCache\u003c\/li\u003e\n\u003cli\u003eStores 400,000 data points; Bluetooth via ApogeeConnect\u003c\/li\u003e\n\u003cli\u003eAccurate PPFD under all light sources\u003c\/li\u003e\n\u003cli\u003eMade in the USA and backed by Apogee's industry-leading warranty and support.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eStandalone wireless light logging\u003c\/li\u003e\n\u003cli\u003eCanopy PAR monitoring\u003c\/li\u003e\n\u003cli\u003eGreenhouse and chamber studies\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"30 cm","offer_id":52354932408631,"sku":"PQ-500","price":629.0,"currency_code":"USD","in_stock":true},{"title":"2 m","offer_id":52354932441399,"sku":"PQ-510","price":659.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/PQ-500Front__07461.1776358158.png?v=1780698017"},{"product_id":"apogee-instruments-pq-610-epar-sensor-microcache-package","title":"Apogee Instruments - PQ-610 ePAR Sensor + microCache Package","description":"\u003cp\u003eThe Apogee PQ-610 package pairs an ePAR SQ-610 quantum sensor (400-750 nm) with the AT-100 microCache Bluetooth logger for standalone wireless light logging. Choose the cable length.\u003c\/p\u003e\u003cp\u003eBoth versions are identical except sensor cable length.\u003c\/p\u003e\u003ch3\u003eAvailable Options\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e30 cm sensor cable (PQ-610)\u003c\/li\u003e\n\u003cli\u003e2 m sensor cable (PQ-612)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eePAR SQ-610 sensor plus AT-100 microCache\u003c\/li\u003e\n\u003cli\u003eStores 400,000 data points; Bluetooth via ApogeeConnect\u003c\/li\u003e\n\u003cli\u003eExtended 400-750 nm range including far-red\u003c\/li\u003e\n\u003cli\u003eMade in the USA and backed by Apogee's industry-leading warranty and support.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eStandalone wireless ePAR logging\u003c\/li\u003e\n\u003cli\u003eCanopy ePAR monitoring\u003c\/li\u003e\n\u003cli\u003eGreenhouse and chamber studies\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apogee Instruments","offers":[{"title":"30 cm","offer_id":52354932638007,"sku":"PQ-610","price":739.0,"currency_code":"USD","in_stock":true},{"title":"2 m","offer_id":52354932670775,"sku":"PQ-612","price":769.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/pq-620__57354.1613502960.jpg?v=1780698018"}],"url":"https:\/\/www.blacklabelsupply.io\/collections\/apogee-instruments.oembed","provider":"BLACK LABEL","version":"1.0","type":"link"}