Sensors Resideo

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 Image for Armstrong International Armstrong International Sensors Bacharach Sensors Baltimore Parts Sensors Image for BAPI BAPI Sensors Barber Colman Sensors Bard HVAC Sensors Image for Belimo 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 Image for Navien Boilers & Water Heaters 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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HVAC Humidity Sensor for Sale
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View Details HONEYWELL RESIDENTIAL YTHM5421R1010 Equipment Interface Module Kit With 2 Duct Sensors. Controls Up To 4 Stages Of Heat And 2 Stages Of Cool In A Heat Pump System And Up To 3 Stages Of Heat And 2 Stages Of Cool In A Conventional System. | Midwest Supply Us
YTHM5421R1010 | Equipment Interface Module Kit With 2 Duct Sensors. Controls Up To 4 Stages Of Heat And 2 Stages Of Cool In A Heat Pump System And Up To 3 Stages Of Heat And 2 Stages Of Cool In A Conventional System. | HONEYWELL RESIDENTIAL
Brand: HONEYWELL RESIDENTIAL
SKU: YTHM5421R1010
$121.46 each
View Details HONEYWELL RESIDENTIAL YTHM1004R3001 T10+ Pro Smart Kit With EIM Wireless Indoor Sensor Wireless Outdoor Sensor Return & Supply Sensors | Midwest Supply Us
YTHM1004R3001 | T10+ Pro Smart Kit With EIM Wireless Indoor Sensor Wireless Outdoor Sensor Return & Supply Sensors | HONEYWELL RESIDENTIAL
Brand: HONEYWELL RESIDENTIAL
SKU: YTHM1004R3001
$549.11 each
View Details HONEYWELL RESIDENTIAL YTHM1004R3000 T10+ Pro Smart Kit with EIM Wireless Indoor Sensor Return and Supply Sensors | Midwest Supply Us
YTHM1004R3000 | T10+ Pro Smart Kit with EIM Wireless Indoor Sensor Return and Supply Sensors | HONEYWELL RESIDENTIAL
Brand: HONEYWELL RESIDENTIAL
SKU: YTHM1004R3000
$499.01 each
View Details HONEYWELL RESIDENTIAL W8735Y1000 Aquareset Wireless Kit. Contains W8735ER1000 outdoor Reset Module And C7089R1013 Redlink Wireless Outdoor Air Sensor. For UseWwith Honeywell Outdoor Reset Enabled Controls | Midwest Supply Us
W8735Y1000 | Aquareset Wireless Kit. Contains W8735ER1000 outdoor Reset Module And C7089R1013 Redlink Wireless Outdoor Air Sensor. For UseWwith Honeywell Outdoor Reset Enabled Controls | HONEYWELL RESIDENTIAL
Brand: HONEYWELL RESIDENTIAL
SKU: W8735Y1000
$336.00 each
View Details HONEYWELL RESIDENTIAL W8735S1000 Outdoor Reset Kit. Includes Module # 50022037-002 & Outdoor Sensor # C7089u Envirocom Enabled Use W/ L7224 / L7248 ** Series "2" ** | Midwest Supply Us
W8735S1000 | Outdoor Reset Kit. Includes Module # 50022037-002 & Outdoor Sensor # C7089u Envirocom Enabled Use W/ L7224 / L7248 ** Series "2" ** | HONEYWELL RESIDENTIAL
Brand: HONEYWELL RESIDENTIAL
SKU: W8735S1000
$501.97 each
View Details HONEYWELL RESIDENTIAL THX321WFS2001W 24V T10 WIFI Smart Thermostat With One Redlink Wireless Room Sensor Up To 3H/2C Heat Pump Or 2H/2C Conventional (Use Up To 20 Sensors) * REPLACES TH8732WFH5004 | Midwest Supply Us
THX321WFS2001W | 24V T10 WIFI Smart Thermostat With One Redlink Wireless Room Sensor Up To 3H/2C Heat Pump Or 2H/2C Conventional (Use Up To 20 Sensors) * REPLACES TH8732WFH5004 | HONEYWELL RESIDENTIAL
Brand: HONEYWELL RESIDENTIAL
SKU: THX321WFS2001W
View Details
View Details HONEYWELL RESIDENTIAL THX321WF2003W 24V T10 WIFI Smart Thermostat Up To 3H/2C Heat Pump Or 2H/2C Conventional (Use Up To 20 Sensors) Does Not Include Sensors | Midwest Supply Us
THX321WF2003W | 24V T10 WIFI Smart Thermostat Up To 3H/2C Heat Pump Or 2H/2C Conventional (Use Up To 20 Sensors) Does Not Include Sensors | HONEYWELL RESIDENTIAL
Brand: HONEYWELL RESIDENTIAL
SKU: THX321WF2003W
View Details
View Details HONEYWELL RESIDENTIAL TH6100AF2004 24v T6 Pro Single Stage Heat Only Hydronic Programmable Thermostat Includes AQ12C20 Optional Floor Sensor 40-90F | Midwest Supply Us
TH6100AF2004 | 24v T6 Pro Single Stage Heat Only Hydronic Programmable Thermostat Includes AQ12C20 Optional Floor Sensor 40-90F | HONEYWELL RESIDENTIAL
Brand: HONEYWELL RESIDENTIAL
SKU: TH6100AF2004
$138.26 each
View Details HONEYWELL RESIDENTIAL TH115-AF-024T 24V 7 Day Programmable Thermostat For Electric (Ambient) Heating And Floor Heating Includes Floor Sensor | Midwest Supply Us
TH115-AF-024T | 24V 7 Day Programmable Thermostat For Electric (Ambient) Heating And Floor Heating Includes Floor Sensor | HONEYWELL RESIDENTIAL
Brand: HONEYWELL RESIDENTIAL
SKU: TH115-AF-024T
$141.78 each
View Details HONEYWELL RESIDENTIAL TH114-AF-024T 24v Non Programmable Electronic Thermostat For Electric (Ambient) Heating And Floor Heating 15 Minute Cycles Includes AC112-01 Floor Sensor 40-86F | Midwest Supply Us
TH114-AF-024T | 24v Non Programmable Electronic Thermostat For Electric (Ambient) Heating And Floor Heating 15 Minute Cycles Includes AC112-01 Floor Sensor 40-86F | HONEYWELL RESIDENTIAL
Brand: HONEYWELL RESIDENTIAL
SKU: TH114-AF-024T
$128.54 each
View Details HONEYWELL RESIDENTIAL T301920W0 Thermostatic Head With Remote Sensor M30X1.5 Replaces T100F1395 | Midwest Supply Us
T301920W0 | Thermostatic Head With Remote Sensor M30X1.5 Replaces T100F1395 | HONEYWELL RESIDENTIAL
Brand: HONEYWELL RESIDENTIAL
SKU: T301920W0
$71.53 each
View Details HONEYWELL RESIDENTIAL Q347A1012 Ignitor Sensor W/90 Deg. Right Angle | Midwest Supply Us
Q347A1012 | Ignitor Sensor W/90 Deg. Right Angle | HONEYWELL RESIDENTIAL
Brand: HONEYWELL RESIDENTIAL
SKU: Q347A1012
$60.99 each
View Details HONEYWELL RESIDENTIAL Q347A1004 Ignitor Sensor For Use W/S87CDEK | Midwest Supply Us
Q347A1004 | Ignitor Sensor For Use W/S87CDEK | HONEYWELL RESIDENTIAL
Brand: HONEYWELL RESIDENTIAL
SKU: Q347A1004
$60.47 each
View Details HONEYWELL RESIDENTIAL L7224U1002 120v Oil Electronic Aquastat Controller Includes 12" Sensor (50001464-001) ** Check Sensor Length With Customer ** | Midwest Supply Us
L7224U1002 | 120v Oil Electronic Aquastat Controller Includes 12" Sensor (50001464-001) ** Check Sensor Length With Customer ** | HONEYWELL RESIDENTIAL
Brand: HONEYWELL RESIDENTIAL
SKU: L7224U1002
$253.00 each
View Details HONEYWELL RESIDENTIAL HZ432K TRUEZONE KIT INLCUDES HZ432 ZONE PANEL, DISCHARGE AIR TEMPERATURE SENSOR, AND TRANSFORMER. | Midwest Supply Us
HZ432K | TRUEZONE KIT INLCUDES HZ432 ZONE PANEL, DISCHARGE AIR TEMPERATURE SENSOR, AND TRANSFORMER. | HONEYWELL RESIDENTIAL
Brand: HONEYWELL RESIDENTIAL
SKU: HZ432K
$546.41 each
View Details HONEYWELL RESIDENTIAL HZ322K TRUEZONE KIT INLCUDES HZ322 ZONE PANEL, DISCHARGE AIR TEMPERATURE SENSOR, AND TRANSFORMER. | Midwest Supply Us
HZ322K | TRUEZONE KIT INLCUDES HZ322 ZONE PANEL, DISCHARGE AIR TEMPERATURE SENSOR, AND TRANSFORMER. | HONEYWELL RESIDENTIAL
Brand: HONEYWELL RESIDENTIAL
SKU: HZ322K
$306.18 each
View Details HONEYWELL RESIDENTIAL HZ311K TRUEZONE KIT INCLUDES HZ311 ZONE PANEL, DISCHARGE AIR TEMPERATURE SENSOR, AND TRANSFORMER | Midwest Supply Us
HZ311K | TRUEZONE KIT INCLUDES HZ311 ZONE PANEL, DISCHARGE AIR TEMPERATURE SENSOR, AND TRANSFORMER | HONEYWELL RESIDENTIAL
Brand: HONEYWELL RESIDENTIAL
SKU: HZ311K
$234.52 each
View Details HONEYWELL RESIDENTIAL HE300A1005 True Ease Advanced Fan Powered Trueease Evaporative Humidifier 18 GPD 24000 Cubic Foot House Includes HumidiPro Digital Humidity Control Incl. Outdoor Sensor | Midwest Supply Us
HE300A1005 | True Ease Advanced Fan Powered Trueease Evaporative Humidifier 18 GPD 24000 Cubic Foot House Includes HumidiPro Digital Humidity Control Incl. Outdoor Sensor | HONEYWELL RESIDENTIAL
Brand: HONEYWELL RESIDENTIAL
SKU: HE300A1005
$481.73 each
View Details HONEYWELL RESIDENTIAL CHWES41013 4' Cable Sensor For Lyric Water Leak & Freeze Detector | Midwest Supply Us
CHWES41013 | 4' Cable Sensor For Lyric Water Leak & Freeze Detector | HONEYWELL RESIDENTIAL
Brand: HONEYWELL RESIDENTIAL
SKU: CHWES41013
View Details
View Details HONEYWELL RESIDENTIAL CHW3610W8001 L1 Wireless WIFI Water Leak & Freeze Detector With 5' Cable Sensor & 2 AA Batteries Replaces CHW3610W1001 | Midwest Supply Us
CHW3610W8001 | L1 Wireless WIFI Water Leak & Freeze Detector With 5' Cable Sensor & 2 AA Batteries Replaces CHW3610W1001 | HONEYWELL RESIDENTIAL
Brand: HONEYWELL RESIDENTIAL
SKU: CHW3610W8001
$73.81 each
View Details HONEYWELL RESIDENTIAL C7835A1009 ( DATS ) Discharge Air Temperature Sensor For Network Zoning Systems | Midwest Supply Us
C7835A1009 | ( DATS ) Discharge Air Temperature Sensor For Network Zoning Systems | HONEYWELL RESIDENTIAL
Brand: HONEYWELL RESIDENTIAL
SKU: C7835A1009
$116.90 each
View Details HONEYWELL RESIDENTIAL C7735A1000 Discharge Air Temperature Sensor Replaces ZMS | Midwest Supply Us
C7735A1000 | Discharge Air Temperature Sensor Replaces ZMS | HONEYWELL RESIDENTIAL
Brand: HONEYWELL RESIDENTIAL
SKU: C7735A1000
$83.88 each
View Details HONEYWELL RESIDENTIAL C7189U1005 Premier White 2 Wire Indoor Remote Temperature Sensor For TH6220U TH6220WF TH6320WF TB7000 TB8000 TH8000 TH8321WF & TH9000 New T 6 Series Thermostats (14 Or 9) 200' Max. Distance | Midwest Supply Us
C7189U1005 | Premier White 2 Wire Indoor Remote Temperature Sensor For TH6220U TH6220WF TH6320WF TB7000 TB8000 TH8000 TH8321WF & TH9000 New T 6 Series Thermostats (14 Or 9) 200' Max. Distance | HONEYWELL RESIDENTIAL
Brand: HONEYWELL RESIDENTIAL
SKU: C7189U1005
$57.38 each
View Details HONEYWELL RESIDENTIAL C7189R2002-2 Redlink Wireless Room Sensor (2 Pack) For Use With THX321WFS & THX321WF Thermostat | Midwest Supply Us
C7189R2002-2 | Redlink Wireless Room Sensor (2 Pack) For Use With THX321WFS & THX321WF Thermostat | HONEYWELL RESIDENTIAL
Brand: HONEYWELL RESIDENTIAL
SKU: C7189R2002-2
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Norgas Controls NGR02-BBA Gas Regulator | 3/4" | 1/4" Orifice | GREEN 6.5-16" WC | Midwest Supply Us
NGR02-BBA | Gas Regulator | 3/4" | 1/4" Orifice | GREEN 6.5-16" WC | Norgas Controls
Brand: Norgas Controls
SKU: NGR02-BBA
$86.98
BAPI BA/10K-2-H210-D-BBX Duct Humidity (%RH) Sensor with Optional Temperature Sensor | Midwest Supply Us
BA/10K-2-H210-D-BBX | Duct Humidity (%RH) Sensor with Optional Temperature Sensor | BAPI
Brand: BAPI
SKU: BA/10K-2-H210-D-BBX
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Norgas Controls N5D-1500-S GAS REGULATOR 1-1/2" NPT 7-11"WC CSA | Midwest Supply Us
N5D-1500-S | GAS REGULATOR 1-1/2" NPT 7-11"WC CSA | Norgas Controls
Brand: Norgas Controls
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BAPI ZPS-ACC04-1 Room Pressure Pickup Ports with Temperature Sensor | Midwest Supply Us
ZPS-ACC04-1 | Room Pressure Pickup Ports with Temperature Sensor | BAPI
Brand: BAPI
SKU: ZPS-ACC04-1
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Belimo B214 Characterized Control Valve (CCV), 1/2", 2-way | Midwest Supply Us
B214 | Characterized Control Valve (CCV), 1/2", 2-way | Belimo
Brand: Belimo
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Everflow EPRC1501-NL 1-1/2" X 1" F1807 PEX Reducing Coupling Lead Free Pack of 10 | Midwest Supply Us
EPRC1501-NL | 1-1/2" X 1" F1807 PEX Reducing Coupling Lead Free Pack of 10 | Everflow
Brand: Everflow
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