Duct sensors Ma or vdc output Element type

Midwest Supply offers a wide selection of duct sensors for precise airflow temperature and humidity monitoring. Our sensors are designed to ensure optimal HVAC performance, prevent costly damage, and maintain comfortable indoor environments.
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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
$190.35 each
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QFM81.2 | Duct Hygrostat with External Setpoint, 30 - 90% RH | Siemens
Brand: Siemens
SKU: QFM81.2
$155.20 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 QFA32SS.FWSN Humidity&Temp Room Unit, 2%, selectable RH&T, Display, Temp Setpt, Override | Midwest Supply Us
QFA32SS.FWSN | Humidity&Temp Room Unit, 2%, selectable RH&T, Display, Temp Setpt, Override | Siemens
Brand: Siemens
SKU: QFA32SS.FWSN
$236.25 each
View Details Siemens SAS81.33U Powermite 599 MT Series SAS Electronic Valve Actuator, SR, 24V, Float Control | Midwest Supply Us
SAS81.33U | Powermite 599 MT Series SAS Electronic Valve Actuator, SR, 24V, Float Control | Siemens
Brand: Siemens
SKU: SAS81.33U
$295.61 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 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 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
$232.65 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
$232.65 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
$190.35 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
$190.35 each
View Details Belimo 22DTH-53ML Duct Temp+Hum Sensor NTC10k A | Midwest Supply Us
22DTH-53ML | Duct Temp+Hum Sensor NTC10k A | Belimo
Brand: Belimo
SKU: 22DTH-53ML
$190.35 each
View Details Belimo 22DTH-53ME Duct Temp+Hum Sensor | Midwest Supply Us
22DTH-53ME | Duct Temp+Hum Sensor | Belimo
Brand: Belimo
SKU: 22DTH-53ME
$190.35 each
View Details Belimo 22DTH-53MB Duct Temp+Hum Sensor PT1000 A | Midwest Supply Us
22DTH-53MB | Duct Temp+Hum Sensor PT1000 A | Belimo
Brand: Belimo
SKU: 22DTH-53MB
$190.35 each
View Details Belimo 22DTH-51MQ Duct Temp+Hum Sensor NTC20k V | Midwest Supply Us
22DTH-51MQ | Duct Temp+Hum Sensor NTC20k V | Belimo
Brand: Belimo
SKU: 22DTH-51MQ
$190.35 each
View Details Belimo 22DTH-51MM Duct Temp+Hum Sensor NTC10kP V | Midwest Supply Us
22DTH-51MM | Duct Temp+Hum Sensor NTC10kP V | Belimo
Brand: Belimo
SKU: 22DTH-51MM
$190.35 each
View Details Belimo 22DTH-51ML Duct Temp+Hum Sensor NTC10k V | Midwest Supply Us
22DTH-51ML | Duct Temp+Hum Sensor NTC10k V | Belimo
Brand: Belimo
SKU: 22DTH-51ML
$190.35 each
View Details Belimo 22DTH-51ME Duct Temp+Hum Sensor Ni891 V | Midwest Supply Us
22DTH-51ME | Duct Temp+Hum Sensor Ni891 V | Belimo
Brand: Belimo
SKU: 22DTH-51ME
$190.35 each
View Details Belimo 22DTH-51MB Duct Temp+Hum Sensor PT1000 V | Midwest Supply Us
22DTH-51MB | Duct Temp+Hum Sensor PT1000 V | Belimo
Brand: Belimo
SKU: 22DTH-51MB
$190.35 each
View Details Belimo 22DTH-51M Duct Temp+Hum Sensor V | Midwest Supply Us
22DTH-51M | Duct Temp+Hum Sensor V | Belimo
Brand: Belimo
SKU: 22DTH-51M
$190.35 each
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Temp & Humidity Signals
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(847) 773-1023

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