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Almost every heating, ventilation, air-conditioning, and refrigeration system uses sensors. Choose the world's top sensor brands to optimize system performance, and ensure occupant health, safety, comfort, and productivity.
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Aaon Sensors AERCO Boiler and Water Heater Sensors AJ Antunes Sensors Armstrong Furnace Sensors
Armstrong International Sensors Bacharach Sensors Baltimore Parts Sensors
BAPI Sensors Barber Colman Sensors Bard HVAC Sensors
Belimo Sensors Bell Gossett Sensors Bosch Sensors Bradford White Sensors Broan Fans Sensors BROAN-NuTone Sensors Buderus Sensors Burnham Boilers Sensors Carlin Sensors Carlyle Sensors Carrier Sensors Chicago Faucet Co Sensors ClimateMaster Sensors Copeland Sensors Daikin-McQuay Sensors Danfoss Sensors DriSteem Sensors Eclipse Sensors EWC Controls Sensors Fenwal Sensors Fireye Sensors GE Sensing-General Eastern Sensors Greenheck Sensors Grundfos Sensors Grundfos Circulators Sensors Haier A/C Sensors Heat Transfer Prod Sensors Heatcraft Refrigeration Sensors Honeywell Sensors Honeywell E-MON Meters Sensors Honeywell Home Sensors Honeywell Inc Sensors Hydrolevel/Safeguard Sensors ICM Controls Sensors Indeeco Sensors Intellihot Sensors International Comfort Products Sensors J/B Industries SAE Fittings Sensors Johnson Controls Sensors Kele Product Sensors KMC Controls Sensors Kromschroder Sensors Laars Sensors Leak Detector Sensors Lennox Sensors Liebert Sensors MAMAC Systems Sensors Marvair Sensors Maxitrol Sensors Mcdonnell Miller Sensors Micronet Sensors Mitsubishi Electric Sensors Modine Sensors Moen Sensors
Navien Boilers & Water Heaters Sensors Nortec Humidity Sensors Oil Equipment Manufacturing Sensors Packard Sensors Panasonic Sensors PRO 1 IAQ Sensors Pro1Iaq Sensors R.W. Beckett Sensors Raypak Sensors Resideo Sensors Reznor Sensors Rheem-Ruud Sensors Rinnai Sensors Scotsman Ice Machines Sensors Siemens Building Technology Sensors Siemens Combustion Sensors Spartan Valves Sensors Sporlan Controls Sensors Sterling Sensors System Sensor Sensors Thermo Pride Furnaces Sensors Water Heater Parts Sensors Weil Mclain Sensors York Sensors




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535-490-24 | Rigid Averaging Duct Sensor, 20 to 120 Deg F, 24-Inch | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 535-490-24
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S55720-S575 | QNA2820D.US | IAQ multi-sensor LoRaWAN US, RESET Certified | Siemens Building Technology
Brand: Siemens Building Technology
SKU: S55720-S575
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QFA32SS.EWNN | Room Humidity+Temp Sensor, 0-10V / 0-5V / 4-20 mA (selectable), No HMI, No Logo | Siemens Building Technology
Brand: Siemens Building Technology
SKU: QFA32SS.EWNN
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QFA3280.FWSC | Room Temp Sensor, RH 2%, TEC, Digital signal, Sense & Display | Siemens Building Technology
Brand: Siemens Building Technology
SKU: QFA3280.FWSC
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QAM2030.750 | Duct Point Temperature Sensor, 10K Ohm NTC Type 2, 25-Foot | Siemens Building Technology
Brand: Siemens Building Technology
SKU: QAM2030.750
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QAM2012.010 | Duct Point Temperature Sensor, 1K Ohm Platinum, (385 Alpha), 4-Inch | Siemens Building Technology
Brand: Siemens Building Technology
SKU: QAM2012.010
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QAE2032.010 | Immersion Well Temperature Sensor, 10K Ohm Type 3, 4-inch | Siemens Building Technology
Brand: Siemens Building Technology
SKU: QAE2032.010
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QAA22SS.EWSN | Room Temp Sensor, 0-10V / 0-5V / 4-20 mA (selectable), No HMI, Siemens Logo | Siemens Building Technology
Brand: Siemens Building Technology
SKU: QAA22SS.EWSN
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QAA22SS.FWSN | Rm Temp Sensor, 0-10V / 0-5V / 4-20 mA (selectable), Full Feature, Siemens Logo | Siemens Building Technology
Brand: Siemens Building Technology
SKU: QAA22SS.FWSN
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QAE2020.010 | Immersion Well Temperature Sensor, 1K Ohm Nickel at 32 deg F, 4-Inch | Siemens Building Technology
Brand: Siemens Building Technology
SKU: QAE2020.010
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QAE2020.015 | Immersion Well Temperature Sensor, 1K Ohm Nickel at 32 deg F, 6-Inch | Siemens Building Technology
Brand: Siemens Building Technology
SKU: QAE2020.015
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AQA2232 | OLED KIT FOR 2200/3200 SENSORS, PKG OF 5 | Siemens Building Technology
Brand: Siemens Building Technology
SKU: AQA2232
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808-412 | Mounting Flange/Gasket Kit for Duct Point Sensor | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 808-412
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587-204 | Room Temp Sensor, Full Feature, Siemens Logo, Tool Port, TEC Controllers | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 587-204
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544-577-25 | Liquid Immersion Temperature Sensor, 1K Ohm Platinum, (375 Alpha), 2.5-Inch | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 544-577-25
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544-342-16 | Flexible Averaging Duct Sensor, 1K Ohm Platinum, 16-Foot | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 544-342-16
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540-995 | Flush Mount Room Temperature Sensor | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 540-995
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540-984 | Room Temperature Sensor, Flush-mount, Metal, 10K Type II | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 540-984
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540-244-18 | Rigid Averaging Duct Sensor, 100K Ohm; 18-Inch | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 540-244-18
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536-768 | Outside Air Temperature Sensor, Through-the-wall, 4 to 20 mA | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 536-768
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540-680CA | Room Temp Sensor, Sensing with Override, Setpoint, Celsius Display, Beige | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 540-680CA
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536-984 | Room Temperature Sensor, Flush-mount, Metal, 100K ohm | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 536-984
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535-741-8 | Duct Point Temperature Sensor, 100K Ohm Platinum NTC Type 2, 8-Inch | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 535-741-8
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535-741-18 | Duct Point Temperature Sensor, 100K Ohm Platinum NTC Type 2, 18-Inch | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 535-741-18
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NGR02-BBA | Gas Regulator | 3/4" | 1/4" Orifice | GREEN 6.5-16" WC | Norgas Controls
Brand: Norgas Controls
SKU: NGR02-BBA
BA/10K-2-H210-D-BBX | Duct Humidity (%RH) Sensor with Optional Temperature Sensor | BAPI
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SKU: BA/10K-2-H210-D-BBX
N5D-1500-S | GAS REGULATOR 1-1/2" NPT 7-11"WC CSA | Norgas Controls
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ZPS-ACC04-1 | Room Pressure Pickup Ports with Temperature Sensor | BAPI
Brand: BAPI
SKU: ZPS-ACC04-1
B214 | Characterized Control Valve (CCV), 1/2", 2-way | Belimo
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EPRC1501-NL | 1-1/2" X 1" F1807 PEX Reducing Coupling Lead Free Pack of 10 | Everflow
Brand: Everflow
SKU: EPRC1501-NL