Duct Sensors: Essential for HVAC Efficiency and Comfort

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 ACI A/20K-DO-6" 20K ohm | Duct Temperature Sensor | Sensor Length: 6 inch | Midwest Supply Us
A/20K-DO-6" | 20K ohm | Duct Temperature Sensor | Sensor Length: 6 inch | ACI
Brand: ACI
SKU: A/20K-DO-6"
$15.59 each
View Details ACI A/CP-DO-4"-6'CL2P 10K ohm Type II | Duct Temperature Sensor | Sensor Length: 4 inch | Included Wire Length: 6 feet | CL2P | Midwest Supply Us
A/CP-DO-4"-6'CL2P | 10K ohm Type II | Duct Temperature Sensor | Sensor Length: 4 inch | Included Wire Length: 6 feet | CL2P | ACI
Brand: ACI
SKU: A/CP-DO-4"-6'CL2P
$21.75 each
View Details ACI A/CP-D-12"-GD 10K ohm Type II | Duct Temperature Sensor | Sensor Length: 12 inch | Galvanized Housing Enclosure Box | Midwest Supply Us
A/CP-D-12"-GD | 10K ohm Type II | Duct Temperature Sensor | Sensor Length: 12 inch | Galvanized Housing Enclosure Box | ACI
Brand: ACI
SKU: A/CP-D-12"-GD
$16.31 each
View Details ACI A/AN-D-8"-GD 10K ohm Type III | Duct Temperature Sensor | Sensor Length: 8 inch | Galvanized Housing Enclosure Box | Midwest Supply Us
A/AN-D-8"-GD | 10K ohm Type III | Duct Temperature Sensor | Sensor Length: 8 inch | Galvanized Housing Enclosure Box | ACI
Brand: ACI
SKU: A/AN-D-8"-GD
$16.31 each
View Details ACI A/20K-D-8"-PB 20K ohm | Duct Temperature Sensor | Sensor Length: 8 inch | Plastic Box Plain Housing Enclosure Box | Midwest Supply Us
A/20K-D-8"-PB | 20K ohm | Duct Temperature Sensor | Sensor Length: 8 inch | Plastic Box Plain Housing Enclosure Box | ACI
Brand: ACI
SKU: A/20K-D-8"-PB
$16.31 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
$227.70 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
$227.70 each
View Details Belimo 22DT-54T Duct Temp Sensor 450x6 A MULT | Midwest Supply Us
22DT-54T | Duct Temp Sensor 450x6 A MULT | Belimo
Brand: Belimo
SKU: 22DT-54T
$116.10 each
View Details Belimo 22DT-54L Duct Temp Sensor 100x6 A MULT | Midwest Supply Us
22DT-54L | Duct Temp Sensor 100x6 A MULT | Belimo
Brand: Belimo
SKU: 22DT-54L
$116.10 each
View Details Belimo 22DCM-51 Duct CO2+VOC+Temp Sensor V | Midwest Supply Us
22DCM-51 | Duct CO2+VOC+Temp Sensor V | Belimo
Brand: Belimo
SKU: 22DCM-51
$698.40 each
View Details Belimo 01DT-5QN Duct Temp Sensor NTC20kP 150x6 | Midwest Supply Us
01DT-5QN | Duct Temp Sensor NTC20kP 150x6 | Belimo
Brand: Belimo
SKU: 01DT-5QN
$21.60 each
View Details Belimo 01DT-5MP Duct Temp Sensor NTC10kP 200x6 | Midwest Supply Us
01DT-5MP | Duct Temp Sensor NTC10kP 200x6 | Belimo
Brand: Belimo
SKU: 01DT-5MP
$21.60 each
View Details Belimo 01DT-5BL Duct Temp Sensor PT1000 100x6 | Midwest Supply Us
01DT-5BL | Duct Temp Sensor PT1000 100x6 | Belimo
Brand: Belimo
SKU: 01DT-5BL
$33.30 each
View Details Belimo 01DT-5BH Duct Temp Sensor PT1000 50x6 | Midwest Supply Us
01DT-5BH | Duct Temp Sensor PT1000 50x6 | Belimo
Brand: Belimo
SKU: 01DT-5BH
$33.30 each
View Details BAPI BA/VOC10-D-BB-BNK VOC - Duct or Rough Service VOC Sensor (BNK) | Midwest Supply Us
BA/VOC10-D-BB-BNK | VOC - Duct or Rough Service VOC Sensor (BNK) | BAPI
Brand: BAPI
SKU: BA/VOC10-D-BB-BNK
$204.17 each
View Details BAPI BA/T1K[20 TO 120F]-D-8"-BBX Duct Temperature Transmitter | Midwest Supply Us
BA/T1K[20 TO 120F]-D-8"-BBX | Duct Temperature Transmitter | BAPI
Brand: BAPI
SKU: BA/T1K[20 TO 120F]-D-8"-BBX
$55.34 each
View Details BAPI BA/T1K[20 TO 120F]-D-4"-BBX Duct Temperature Transmitter | Midwest Supply Us
BA/T1K[20 TO 120F]-D-4"-BBX | Duct Temperature Transmitter | BAPI
Brand: BAPI
SKU: BA/T1K[20 TO 120F]-D-4"-BBX
$55.34 each
View Details BAPI BA/DCD10-D-BB CO2 - "24/7" Duct and Rough Service Carbon Dioxide Sensor, Constant Occupancy | Midwest Supply Us
BA/DCD10-D-BB | CO2 - "24/7" Duct and Rough Service Carbon Dioxide Sensor, Constant Occupancy | BAPI
Brand: BAPI
SKU: BA/DCD10-D-BB
$197.05 each
View Details BAPI BA/DCD10-5K-D-BB CO2 - "24/7" Duct and Rough Service Carbon Dioxide Sensor, Constant Occupancy | Midwest Supply Us
BA/DCD10-5K-D-BB | CO2 - "24/7" Duct and Rough Service Carbon Dioxide Sensor, Constant Occupancy | BAPI
Brand: BAPI
SKU: BA/DCD10-5K-D-BB
$209.63 each
View Details BAPI BA/BS4MBF-D-HN-FN-J Modbus BAPI-Stat 4MB Temperature Sensor | Midwest Supply Us
BA/BS4MBF-D-HN-FN-J | Modbus BAPI-Stat 4MB Temperature Sensor | BAPI
Brand: BAPI
SKU: BA/BS4MBF-D-HN-FN-J
$54.50 each
View Details BAPI BA/BS4MBF-D-HN-F0-J Modbus BAPI-Stat 4MB Temperature Sensor | Midwest Supply Us
BA/BS4MBF-D-HN-F0-J | Modbus BAPI-Stat 4MB Temperature Sensor | BAPI
Brand: BAPI
SKU: BA/BS4MBF-D-HN-F0-J
$54.50 each
View Details BAPI BA/AQPF-D-B-B-1-A80-N CO2 - "24/7" BAPI-Stat "Quantum Prime" CO2, Temp and Humidity Sensor, Constant Occupancy | Midwest Supply Us
BA/AQPF-D-B-B-1-A80-N | CO2 - "24/7" BAPI-Stat "Quantum Prime" CO2, Temp and Humidity Sensor, Constant Occupancy | BAPI
Brand: BAPI
SKU: BA/AQPF-D-B-B-1-A80-N
$259.52 each
View Details BAPI BA/20K-D-12" Duct Temperature Sensor | Midwest Supply Us
BA/20K-D-12" | Duct Temperature Sensor | BAPI
Brand: BAPI
SKU: BA/20K-D-12"
$10.48 each
View Details BAPI BA/1K-D-8" Duct Temperature Sensor | Midwest Supply Us
BA/1K-D-8" | Duct Temperature Sensor | BAPI
Brand: BAPI
SKU: BA/1K-D-8"
$13.42 each
Communication
Element Type
Humidity Output
Sensing Element
Sensor
Sensor Configuration
Sensor Housing
Sensor Length
Sensor Wire Length
Temp & Humidity Signals
Temperature Sensor
Voltage
°F or °C Display
Committed to customer satisfaction
as experts in Duct Sensors
(847) 773-1023

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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
$82.63
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, SILVER SPRING 7-11"WC, 2 PSI CSA | Midwest Supply Us
N5D-1500-S | GAS REGULATOR, 1-1/2" NPT, SILVER SPRING 7-11"WC, 2 PSI CSA | Norgas Controls
Brand: Norgas Controls
SKU: N5D-1500-S
$252.54
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
$90.90
Everflow EPRC1501-NL EVERFLOW 1-1/2" X 1" PEX BARB RED. COUPLING LEAD FREE | Midwest Supply Us
EPRC1501-NL | EVERFLOW 1-1/2" X 1" PEX BARB RED. COUPLING LEAD FREE | Everflow
Brand: Everflow
SKU: EPRC1501-NL
$9.81
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