Sensors Ma or vdc output Element type

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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HVAC Humidity Sensor for Sale Duct Sensors Outside Sensors for Sale Room Humidity and Temperature Sensors CO2 Sensors for Sale Belimo Strap Sensors Pressure Sensors Belimo Bullet Sensors Accessories
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View Details Siemens QFA3171D Outside Air RH & T Sensor, 2 percent, RH: 4-20 mA T: 4-20 mA, Display | Midwest Supply Us
QFA3171D | Outside Air RH & T Sensor, 2 percent, RH: 4-20 mA T: 4-20 mA, Display | Siemens
Brand: Siemens
SKU: QFA3171D
$334.08 each
View Details Siemens QFM3100 Duct Relative Humidity Temperature Sensor, 2 percent accuracy, 0-10 Vdc | Midwest Supply Us
QFM3100 | Duct Relative Humidity Temperature Sensor, 2 percent accuracy, 0-10 Vdc | Siemens
Brand: Siemens
SKU: QFM3100
$220.96 each
View Details Belimo 22DTH-53M Duct Temp+Hum Sensor A | Midwest Supply Us
22DTH-53M | Duct Temp+Hum Sensor A | Belimo
Brand: Belimo
SKU: 22DTH-53M
$193.95 each
View Details Siemens QFA3171 Outside Air RH and Temp Sensor, 2 percent, RH: 4-20 4 to 20 Ma T: 4-20 mA | Midwest Supply Us
QFA3171 | Outside Air RH and Temp Sensor, 2 percent, RH: 4-20 4 to 20 Ma T: 4-20 mA | Siemens
Brand: Siemens
SKU: QFA3171
$270.83 each
View Details Siemens QPM2162 Duct Sensor CO2 + Temperature + Relative Humidity, 0 to 10V | Midwest Supply Us
QPM2162 | Duct Sensor CO2 + Temperature + Relative Humidity, 0 to 10V | Siemens
Brand: Siemens
SKU: QPM2162
$609.48 each
View Details Siemens QFA3100 Outside Air Relative Humidity Sensor, 2 percent accuracy, 0-10 Vdc | Midwest Supply Us
QFA3100 | Outside Air Relative Humidity Sensor, 2 percent accuracy, 0-10 Vdc | Siemens
Brand: Siemens
SKU: QFA3100
$222.26 each
View Details Siemens QPA2000 Room Sensor CO2, 0 to 10V | Midwest Supply Us
QPA2000 | Room Sensor CO2, 0 to 10V | Siemens
Brand: Siemens
SKU: QPA2000
$301.86 each
View Details Siemens 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
Brand: Siemens
SKU: QFA32SS.EWNN
$171.32 each
View Details Siemens QFM3171 Duct RH and Temp Sensor, 2 percent (high) accuracy, RH: 4-20 4 T: 4-20 mA | Midwest Supply Us
QFM3171 | Duct RH and Temp Sensor, 2 percent (high) accuracy, RH: 4-20 4 T: 4-20 mA | Siemens
Brand: Siemens
SKU: QFM3171
$243.82 each
View Details Siemens 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
Brand: Siemens
SKU: QFM2100
$154.78 each
View Details Siemens QPA2002 Room Sensor CO2 and VOC, 0 to 10V | Midwest Supply Us
QPA2002 | Room Sensor CO2 and VOC, 0 to 10V | Siemens
Brand: Siemens
SKU: QPA2002
$415.85 each
View Details Siemens QFA3160 Outside Air RH and Temp Sensor, 2 percent, RH: 0-10 Vdc, T: 0-10 Vdc | Midwest Supply Us
QFA3160 | Outside Air RH and Temp Sensor, 2 percent, RH: 0-10 Vdc, T: 0-10 Vdc | Siemens
Brand: Siemens
SKU: QFA3160
$270.83 each
View Details Siemens QFA4171 Outside Air RH and Temp Sensor, 2 percent certified, RH: 4-20 mA T: 4-20 mA | Midwest Supply Us
QFA4171 | Outside Air RH and Temp Sensor, 2 percent certified, RH: 4-20 mA T: 4-20 mA | Siemens
Brand: Siemens
SKU: QFA4171
$586.24 each
View Details Siemens QFA3212.FWSN Room Humidity + Temperature Sensor, Full Feature, Siemens Logo | Midwest Supply Us
QFA3212.FWSN | Room Humidity + Temperature Sensor, Full Feature, Siemens Logo | Siemens
Brand: Siemens
SKU: QFA3212.FWSN
$217.08 each
View Details Siemens 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
Brand: Siemens
SKU: QFM2101
$154.78 each
View Details Siemens QFA3212.EWSN Rm Humidity (0-10V) + Temp Sensor (Plat 1K Ohm 385 Alpha), No HMI, Siemens Logo | Midwest Supply Us
QFA3212.EWSN | Rm Humidity (0-10V) + Temp Sensor (Plat 1K Ohm 385 Alpha), No HMI, Siemens Logo | Siemens
Brand: Siemens
SKU: QFA3212.EWSN
$183.28 each
View Details Siemens 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
Brand: Siemens
SKU: QFM3101
$220.96 each
View Details Siemens QBM3100U10 Dry Differential Pressure Sensor, 0-10" WC | Midwest Supply Us
QBM3100U10 | Dry Differential Pressure Sensor, 0-10" WC | Siemens
Brand: Siemens
SKU: QBM3100U10
$127.22 each
View Details Siemens QFM2160U Duct RH and Temp Sensor, 5 percent accuracy, RH: 0-10 Vdc, T: 0-10 Vdc | Midwest Supply Us
QFM2160U | Duct RH and Temp Sensor, 5 percent accuracy, RH: 0-10 Vdc, T: 0-10 Vdc | Siemens
Brand: Siemens
SKU: QFM2160U
$178.18 each
View Details Siemens QVM62.1 Air Velocity Sensor, 0 to 10 Vdc | Midwest Supply Us
QVM62.1 | Air Velocity Sensor, 0 to 10 Vdc | Siemens
Brand: Siemens
SKU: QVM62.1
$187.30 each
View Details Belimo 22DTH-56M Duct Temp+Hum Sensor BAC | Midwest Supply Us
22DTH-56M | Duct Temp+Hum Sensor BAC | Belimo
Brand: Belimo
SKU: 22DTH-56M
$237.15 each
View Details Belimo 22DTH-55M Duct Temp+Hum Sensor MOD | Midwest Supply Us
22DTH-55M | Duct Temp+Hum Sensor MOD | Belimo
Brand: Belimo
SKU: 22DTH-55M
$237.15 each
View Details Belimo 22DTH-53MQ Duct Temp+Hum Sensor NTC20k A | Midwest Supply Us
22DTH-53MQ | Duct Temp+Hum Sensor NTC20k A | Belimo
Brand: Belimo
SKU: 22DTH-53MQ
$193.95 each
View Details Belimo 22DTH-53MM Duct Temp+Hum Sensor NTC10kP A | Midwest Supply Us
22DTH-53MM | Duct Temp+Hum Sensor NTC10kP A | Belimo
Brand: Belimo
SKU: 22DTH-53MM
$193.95 each
Communication
Sensor
Sensor Configuration
Sensor Length
Temp & Humidity Signals
Voltage
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