Duct sensors Duct Sensor configuration

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 535-490-24 Rigid Averaging Duct Sensor, 20 to 120 Deg F, 24-Inch | Midwest Supply Us
535-490-24 | Rigid Averaging Duct Sensor, 20 to 120 Deg F, 24-Inch | Siemens
Brand: Siemens
SKU: 535-490-24
$103.33 each
View Details Siemens 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
Brand: Siemens
SKU: 544-342-16
$114.46 each
View Details Siemens QFM4160 Duct RH and Temp Sensor, 2 percent certified, RH: 0-10 Vdc, T: 0-10 Vdc | Midwest Supply Us
QFM4160 | Duct RH and Temp Sensor, 2 percent certified, RH: 0-10 Vdc, T: 0-10 Vdc | Siemens
Brand: Siemens
SKU: QFM4160
$606.76 each
View Details Siemens QAM2171.040 Duct Temperature Sensor, 4 to 20 mA, 16-Inch | Midwest Supply Us
QAM2171.040 | Duct Temperature Sensor, 4 to 20 mA, 16-Inch | Siemens
Brand: Siemens
SKU: QAM2171.040
$126.87 each
View Details Siemens 540-128 10K Ohm Duct Temperature Sensor | Midwest Supply Us
540-128 | 10K Ohm Duct Temperature Sensor | Siemens
Brand: Siemens
SKU: 540-128
$40.10 each
View Details Siemens QPM2100 Duct Sensor CO2, 0 to 10V | Midwest Supply Us
QPM2100 | Duct Sensor CO2, 0 to 10V | Siemens
Brand: Siemens
SKU: QPM2100
$428.12 each
View Details Siemens QFM3160 Duct RH and Temp Sensor, 2 percent (high) accuracy, RH: 0-10 Vdc, T: 0-10 Vdc | Midwest Supply Us
QFM3160 | Duct RH and Temp Sensor, 2 percent (high) accuracy, RH: 0-10 Vdc, T: 0-10 Vdc | Siemens
Brand: Siemens
SKU: QFM3160
$252.36 each
View Details ACI A/CP-D-6"-PB 10K ohm Type II | Duct Temperature Sensor | Sensor Length: 6 inch | Plastic Box Plain Housing Enclosure Box | Midwest Supply Us
A/CP-D-6"-PB | 10K ohm Type II | Duct Temperature Sensor | Sensor Length: 6 inch | Plastic Box Plain Housing Enclosure Box | ACI
Brand: ACI
SKU: A/CP-D-6"-PB
$15.95 each
View Details Siemens 533-380-24 Flexible Averaging Duct Sensor, 20 to 120 Deg F, 25-Foot | Midwest Supply Us
533-380-24 | Flexible Averaging Duct Sensor, 20 to 120 Deg F, 25-Foot | Siemens
Brand: Siemens
SKU: 533-380-24
$151.56 each
View Details Siemens 544-339-8 Duct Point Sensor, 1K Ohm Platinum (375 Alpha), 8-Inch | Midwest Supply Us
544-339-8 | Duct Point Sensor, 1K Ohm Platinum (375 Alpha), 8-Inch | Siemens
Brand: Siemens
SKU: 544-339-8
$41.06 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
$160.20 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
$228.70 each
View Details ACI A/CP-D-4"-PB 10K ohm Type II | Duct Temperature Sensor | Sensor Length: 4 inch | Plastic Box Plain Housing Enclosure Box | Midwest Supply Us
A/CP-D-4"-PB | 10K ohm Type II | Duct Temperature Sensor | Sensor Length: 4 inch | Plastic Box Plain Housing Enclosure Box | ACI
Brand: ACI
SKU: A/CP-D-4"-PB
$15.95 each
View Details ACI A/AN-D-4"-PB 10K ohm Type III | Duct Temperature Sensor | Sensor Length: 4 inch | Plastic Box Plain Housing Enclosure Box | Midwest Supply Us
A/AN-D-4"-PB | 10K ohm Type III | Duct Temperature Sensor | Sensor Length: 4 inch | Plastic Box Plain Housing Enclosure Box | ACI
Brand: ACI
SKU: A/AN-D-4"-PB
$15.95 each
View Details Siemens 544-339-18 Duct Point Sensor, 1K Ohm Platinum (375 Alpha), 18-Inch | Midwest Supply Us
544-339-18 | Duct Point Sensor, 1K Ohm Platinum (375 Alpha), 18-Inch | Siemens
Brand: Siemens
SKU: 544-339-18
$42.99 each
View Details Siemens 535-741-8 Duct Point Temperature Sensor, 100K Ohm Platinum NTC Type 2, 8-Inch | Midwest Supply Us
535-741-8 | Duct Point Temperature Sensor, 100K Ohm Platinum NTC Type 2, 8-Inch | Siemens
Brand: Siemens
SKU: 535-741-8
$32.17 each
View Details Siemens QAM2030.010 Duct Point Temperature Sensor, 10K Ohm NTC Type 2, 4-Inch | Midwest Supply Us
QAM2030.010 | Duct Point Temperature Sensor, 10K Ohm NTC Type 2, 4-Inch | Siemens
Brand: Siemens
SKU: QAM2030.010
$23.58 each
View Details Siemens 544-342-24 Flexible Averaging Duct Sensor, 1K Ohm Platinum, 24-Foot | Midwest Supply Us
544-342-24 | Flexible Averaging Duct Sensor, 1K Ohm Platinum, 24-Foot | Siemens
Brand: Siemens
SKU: 544-342-24
$123.21 each
View Details Veris CD2E CO2 | Duct | Economy | No LCD | Midwest Supply Us
CD2E | CO2 | Duct | Economy | No LCD | Veris
Brand: Veris
SKU: CD2E
$330.13 each
View Details ACI A/AN-D-12"-PB 10K ohm Type III | Duct Temperature Sensor | Sensor Length: 12 inch | Plastic Box Plain Housing Enclosure Box | Midwest Supply Us
A/AN-D-12"-PB | 10K ohm Type III | Duct Temperature Sensor | Sensor Length: 12 inch | Plastic Box Plain Housing Enclosure Box | ACI
Brand: ACI
SKU: A/AN-D-12"-PB
$15.95 each
View Details ACI A/BALCO-D-8"-GD RTD 1000 ohm (Balco) | Duct Temperature Sensor | Sensor Length: 8 inch | Galvanized Housing Enclosure Box | Midwest Supply Us
A/BALCO-D-8"-GD | RTD 1000 ohm (Balco) | Duct Temperature Sensor | Sensor Length: 8 inch | Galvanized Housing Enclosure Box | ACI
Brand: ACI
SKU: A/BALCO-D-8"-GD
$28.28 each
View Details ACI A/AN-D-6"-PB 10K ohm Type III | Duct Temperature Sensor | Sensor Length: 6 inch | Plastic Box Plain Housing Enclosure Box | Midwest Supply Us
A/AN-D-6"-PB | 10K ohm Type III | Duct Temperature Sensor | Sensor Length: 6 inch | Plastic Box Plain Housing Enclosure Box | ACI
Brand: ACI
SKU: A/AN-D-6"-PB
$15.95 each
View Details ACI A/AN-D-8"-PB 10K ohm Type III | Duct Temperature Sensor | Sensor Length: 8 inch | Plastic Box Plain Housing Enclosure Box | Midwest Supply Us
A/AN-D-8"-PB | 10K ohm Type III | Duct Temperature Sensor | Sensor Length: 8 inch | Plastic Box Plain Housing Enclosure Box | ACI
Brand: ACI
SKU: A/AN-D-8"-PB
$15.95 each
View Details Siemens 533-376-8 Duct Point Temperature Sensor, Platinum, 20 to 120 Deg F, 8-Inch | Midwest Supply Us
533-376-8 | Duct Point Temperature Sensor, Platinum, 20 to 120 Deg F, 8-Inch | Siemens
Brand: Siemens
SKU: 533-376-8
$82.38 each
Communication
Dimension Depth
Dimension Height
Dimension Probe Diameter
Dimension Probe Length
Dimension Width
Element Type
Enclosure Material
Measurement Type
Mounting
Operating Temperature
Output Specifications
Outputs
Range
Sensing Element
Sensor
Sensor Housing
Sensor Length
Temp & Humidity Signals
Temperature Calibration Certificate
Temperature Measurement Accuracy
Temperature Measurement Range
Temperature Sensor Type
Voltage
Warranty
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as experts in Duct Sensors
(847) 773-1023

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