Sensors Siemens Building Technology

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.

All Manufacturers

A.J. Antunes Sensors Aaon Sensors Accustat PSG Controls Sensors AERCO Boiler and Water Heater Sensors AJ Antunes Sensors Amana-Goodman Sensors Armstrong Furnace Sensors Image for Armstrong International Armstrong International Sensors Atlas Copco Sensors Auburn Sensors Bacharach Sensors Baltimore Parts Sensors Image for BAPI BAPI Sensors Barber Colman Sensors Bard HVAC Sensors Image for Belimo Belimo Sensors Bosch Sensors Bradford White Sensors Braeburn Systems 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 Emerson Climate-White Rodgers 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 Analytics 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 Laars Heating Systems Sensors Leak Detector Sensors Lennox Sensors Liebert Sensors MAMAC Systems Sensors Marvair Sensors Maxitrol Sensors Mcdonnell Miller 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 RBI Boiler Sensors Resideo Sensors Reznor Sensors Rheem-Ruud Sensors Rinnai Sensors Schneider Electric (Barber Colman) Sensors Scotsman Ice Machines Sensors Setra Sensors Siemens Building Technology Sensors Siemens Combustion Sensors Spartan Valves Sensors Sporlan Controls Sensors Sterling Sensors System Sensor Sensors Taco Sensors Thermo Pride Furnaces Sensors Titus HVAC Sensors Trane Sensors Utica-Dunkirk Sensors Veris Industries Sensors Viessmann Sensors Warrick-Gems Sensors Controls Sensors Water Heater Parts Sensors Weil Mclain Sensors York Sensors

All Types

HVAC Humidity Sensor for Sale
Filter
View Details Siemens Building Technology 536-774-25 Liquid Immersion Temperature Sensor, 100 Ohm Platinum RTD, 2.5-Inch | Midwest Supply Us
536-774-25 | Liquid Immersion Temperature Sensor, 100 Ohm Platinum RTD, 2.5-Inch | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 536-774-25
$128.73 each
View Details Siemens Building Technology 536-778 Outside Air Temperature Sensor, 100K Ohm Thermistor | Midwest Supply Us
536-778 | Outside Air Temperature Sensor, 100K Ohm Thermistor | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 536-778
$59.22 each
View Details Siemens Building Technology 544-343-18 Rigid Averaging Duct Sensor, 1K Ohm Platinum, 18-Inch | Midwest Supply Us
544-343-18 | Rigid Averaging Duct Sensor, 1K Ohm Platinum, 18-Inch | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 544-343-18
$96.31 each
View Details Siemens Building Technology 540-670A Room Temperature Sensor, Sensing with Override, Setpoint | Midwest Supply Us
540-670A | Room Temperature Sensor, Sensing with Override, Setpoint | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 540-670A
$495.04 each
View Details Siemens Building Technology 544-343-24 Rigid Averaging Duct Sensor, 1K Ohm Platinum, 24-Inch | Midwest Supply Us
544-343-24 | Rigid Averaging Duct Sensor, 1K Ohm Platinum, 24-Inch | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 544-343-24
$102.65 each
View Details Siemens Building Technology QVM62.1 Air Velocity Sensor, 0 to 10 Vdc | Midwest Supply Us
QVM62.1 | Air Velocity Sensor, 0 to 10 Vdc | Siemens Building Technology
Brand: Siemens Building Technology
SKU: QVM62.1
View Details
View Details Siemens Building Technology QFM3101 Duct Relative Humidity Sensor, 2 percent accuracy, 4-20 mA | Midwest Supply Us
QFM3101 | Duct Relative Humidity Sensor, 2 percent accuracy, 4-20 mA | Siemens Building Technology
Brand: Siemens Building Technology
SKU: QFM3101
$258.78 each
View Details Siemens Building Technology QFA32SS.EWNN Room Humidity+Temp Sensor, 0-10V / 0-5V / 4-20 mA (selectable), No HMI, No Logo | Midwest Supply Us
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
$200.63 each
View Details Siemens Building Technology QFM2101 Duct Relative Humidity Temperature Sensor, 5 percent accuracy, 4-20 mA | Midwest Supply Us
QFM2101 | Duct Relative Humidity Temperature Sensor, 5 percent accuracy, 4-20 mA | Siemens Building Technology
Brand: Siemens Building Technology
SKU: QFM2101
$181.28 each
View Details Siemens Building Technology QFM2100 Duct Relative Humidity Sensor, 5 percent accuracy, 0-10 Vdc | Midwest Supply Us
QFM2100 | Duct Relative Humidity Sensor, 5 percent accuracy, 0-10 Vdc | Siemens Building Technology
Brand: Siemens Building Technology
SKU: QFM2100
$181.28 each
View Details Siemens Building Technology QAM2030.750 Duct Point Temperature Sensor, 10K Ohm NTC Type 2, 25-Foot | Midwest Supply Us
QAM2030.750 | Duct Point Temperature Sensor, 10K Ohm NTC Type 2, 25-Foot | Siemens Building Technology
Brand: Siemens Building Technology
SKU: QAM2030.750
$110.35 each
View Details Siemens Building Technology QAM2012.010 Duct Point Temperature Sensor, 1K Ohm Platinum, (385 Alpha), 4-Inch | Midwest Supply Us
QAM2012.010 | Duct Point Temperature Sensor, 1K Ohm Platinum, (385 Alpha), 4-Inch | Siemens Building Technology
Brand: Siemens Building Technology
SKU: QAM2012.010
$42.43 each
View Details Siemens Building Technology QAA22SS.FWSN Rm Temp Sensor, 0-10V / 0-5V / 4-20 mA (selectable), Full Feature, Siemens Logo | Midwest Supply Us
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
$177.26 each
View Details Siemens Building Technology QAE2020.015 Immersion Well Temperature Sensor, 1K Ohm Nickel at 32 deg F, 6-Inch | Midwest Supply Us
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
$80.05 each
View Details Siemens Building Technology QAA2212.FWNN Room Temperature Sensor, Platinum 1K Ohm (385 Alpha), Full Feature, No Logo | Midwest Supply Us
QAA2212.FWNN | Room Temperature Sensor, Platinum 1K Ohm (385 Alpha), Full Feature, No Logo | Siemens Building Technology
Brand: Siemens Building Technology
SKU: QAA2212.FWNN
$133.68 each
View Details Siemens Building Technology AQA2232 OLED KIT FOR 2200/3200 SENSORS, PKG OF 5 | Midwest Supply Us
AQA2232 | OLED KIT FOR 2200/3200 SENSORS, PKG OF 5 | Siemens Building Technology
Brand: Siemens Building Technology
SKU: AQA2232
$97.13 each
View Details Siemens Building Technology 7MF15654CB105EA1 SENSOR, LIQUID/GAS, 0-10V, 0-200 PSIG | Midwest Supply Us
7MF15654CB105EA1 | SENSOR, LIQUID/GAS, 0-10V, 0-200 PSIG | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 7MF15654CB105EA1
$333.25 each
View Details Siemens Building Technology 587-204 Room Temp Sensor, Full Feature, Siemens Logo, Tool Port, TEC Controllers | Midwest Supply Us
587-204 | Room Temp Sensor, Full Feature, Siemens Logo, Tool Port, TEC Controllers | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 587-204
View Details
View Details Siemens Building Technology 544-577-60 Liquid Immersion Temperature Sensor, 1K Ohm Platinum, (375 Alpha), 6-Inch | Midwest Supply Us
544-577-60 | Liquid Immersion Temperature Sensor, 1K Ohm Platinum, (375 Alpha), 6-Inch | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 544-577-60
$102.39 each
View Details Siemens Building Technology 540-995 Flush Mount Room Temperature Sensor | Midwest Supply Us
540-995 | Flush Mount Room Temperature Sensor | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 540-995
$51.07 each
View Details Siemens Building Technology 544-342-16 Flexible Averaging Duct Sensor, 1K Ohm Platinum, 16-Foot | Midwest Supply Us
544-342-16 | Flexible Averaging Duct Sensor, 1K Ohm Platinum, 16-Foot | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 544-342-16
$129.52 each
View Details Siemens Building Technology 535-741-18 Duct Point Temperature Sensor, 100K Ohm Platinum NTC Type 2, 18-Inch | Midwest Supply Us
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
$48.60 each
View Details Siemens Building Technology 535-741-4 Duct Point Temperature Sensor, 100K Ohm Platinum NTC Type 2, 4-Inch | Midwest Supply Us
535-741-4 | Duct Point Temperature Sensor, 100K Ohm Platinum NTC Type 2, 4-Inch | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 535-741-4
$44.61 each
View Details Siemens Building Technology 540-680CA Room Temp Sensor, Sensing with Override, Setpoint, Celsius Display, Beige | Midwest Supply Us
540-680CA | Room Temp Sensor, Sensing with Override, Setpoint, Celsius Display, Beige | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 540-680CA
$616.61 each
Committed to customer satisfaction
as experts in Sensors
(847) 773-1023

Recently Viewed

Popular Products

View all →
Norgas Controls NGR02-BBA Gas Regulator | 3/4" NPT | 1/4" Orifice | Green Spring 6.5"-16"wc | Midwest Supply Us
NGR02-BBA | Gas Regulator | 3/4" NPT | 1/4" Orifice | Green Spring 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
$108.17
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
SKU: N5D-1500-S
View Details
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
$16.77
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
SKU: B214
$83.70
Everflow EPRC1501-NL 1-1/2" X 1" F1807 PEX Reducing Coupling Lead Free | Midwest Supply Us
EPRC1501-NL | 1-1/2" X 1" F1807 PEX Reducing Coupling Lead Free | Everflow
Brand: Everflow
SKU: EPRC1501-NL
$12.38
Sign in to your account
Show

Forgot password?

Don’t have an account?
Create account
Register New Account
Show
Show

Sign In

Your Cart
items in the Cart
The product has been added to cart.
There are items in your cart.

Total:

View Cart
Continue Shopping