Shop duct humidity sensor

Sponsored
About our ads
$227.70
$506.00
22dth-51m | Belimo | Duct Sensor, Humidity/Temperature, Active, 0-5 V, 0-10 V, 5.5 Inch (140Mm) Probe Length
Building Controls & Solutions
54% off
$227.70
$506.00
22dth-51m | Belimo | Duct Sensor, Humidity/Temperature, Active, 0-5 V, 0-10 V, 5.5 Inch (140Mm) Probe Length
Building Controls & Solutions
$268.32
ACI | A/RH2-D | 2% Duct RH Xmtr, NO Temp | Humidity - Duct Rh
Kele
$268.32
ACI | A/RH2-D | 2% Duct RH Xmtr, NO Temp | Humidity - Duct Rh
Kele
$278.55
$619.00
22dth-55m | Belimo | Duct Sensor, Humidity/Temperature, Active, Modbus, 0-5 V, 0-10 V, 5.5 Inch (140Mm) Probe Length
Building Controls & Solutions
55% off
$278.55
$619.00
22dth-55m | Belimo | Duct Sensor, Humidity/Temperature, Active, Modbus, 0-5 V, 0-10 V, 5.5 Inch (140Mm) Probe Length
Building Controls & Solutions
$242.04
$426.00
A/RH3-D | ACI | 122921, Relative Humidity, RH Outputs: 0-5, 0-10 VDC & 4-20Ma (Default), Duct, +/-3% Accuracy, Euro Enclosure
Building Controls & Solutions
43% off
$242.04
$426.00
A/RH3-D | ACI | 122921, Relative Humidity, RH Outputs: 0-5, 0-10 VDC & 4-20Ma (Default), Duct, +/-3% Accuracy, Euro Enclosure
Building Controls & Solutions
$277.91
ACI | BN2130-D | Duct Temp/Humidity Xmtr W/ Bacnet/Modbus | Humidity - Bacnet/Modbus
Kele
$277.91
ACI | BN2130-D | Duct Temp/Humidity Xmtr W/ Bacnet/Modbus | Humidity - Bacnet/Modbus
Kele
$271.88
Siemens | QFM81.21 | Duct Humidistat 30 TO 90% RH | Humidity - Duct Rh
Kele
$271.88
Siemens | QFM81.21 | Duct Humidistat 30 TO 90% RH | Humidity - Duct Rh
Kele
$697.96
22DTM-1106 | Belimo | Duct Sensor CO2 / Humidity / Temperature, Air, 24 V AC/DC, 7 Inch Probe, Terminals
Building Controls & Solutions
54% off
$697.96
22DTM-1106 | Belimo | Duct Sensor CO2 / Humidity / Temperature, Air, 24 V AC/DC, 7 Inch Probe, Terminals
Building Controls & Solutions
$598.05
22DTM-11 | Belimo | Duct Sensor CO2 / Humidity / Temperature, Air, 24 V AC/DC, 7 Inch Probe, Terminals
Building Controls & Solutions
55% off
$598.05
22DTM-11 | Belimo | Duct Sensor CO2 / Humidity / Temperature, Air, 24 V AC/DC, 7 Inch Probe, Terminals
Building Controls & Solutions
$279.76
Amphenol Advanced Sensors | P40250120 | Humitrac Duct Mount | Humidity - Duct Rh
Kele
$279.76
Amphenol Advanced Sensors | P40250120 | Humitrac Duct Mount | Humidity - Duct Rh
Kele
$372.87
$887.45
H7735B2018 | Honeywell | H77 Series Humidity And Temperature Duct Sensor, 3% RH, 20 Kohm Thermistor
Building Controls & Solutions
57% off
$372.87
$887.45
H7735B2018 | Honeywell | H77 Series Humidity And Temperature Duct Sensor, 3% RH, 20 Kohm Thermistor
Building Controls & Solutions
$4,820.92
Kele | HMT3303F0B101GBAA200B1AACBAA1 | Humidity AND Temp Room Sensor Duct W Nist, 5m Cable 1/2in NPT | Humidity - Duct Rh
Kele
$4,820.92
Kele | HMT3303F0B101GBAA200B1AACBAA1 | Humidity AND Temp Room Sensor Duct W Nist, 5m Cable 1/2in NPT | Humidity - Duct Rh
Kele
$697.96
22DTM-5106 | Belimo | Duct Sensor CO2 / Humidity / Temperature, Air, 24 V AC/DC, 7 Inch Probe, Terminals
Building Controls & Solutions
54% off
$697.96
22DTM-5106 | Belimo | Duct Sensor CO2 / Humidity / Temperature, Air, 24 V AC/DC, 7 Inch Probe, Terminals
Building Controls & Solutions
$205.92
Kele | HD20K-T3 | 2% Duct Mount RH Xmtr W/Temp Sensor 10K OHM 3 Thms | Humidity - Duct Rh
Kele
$205.92
Kele | HD20K-T3 | 2% Duct Mount RH Xmtr W/Temp Sensor 10K OHM 3 Thms | Humidity - Duct Rh
Kele
$393.06
York S1-02551391000 Duct Sensor - Humidity/Temperature - Surface Mount - Probes & Sensors
Parts Town
$393.06
York S1-02551391000 Duct Sensor - Humidity/Temperature - Surface Mount - Probes & Sensors
Parts Town
$198.98
Belimo 22DTH-51MQ Duct Sensor, Humidity / Temperature, Ntc20k , 5.5" Length
Adaptive HVAC Supplies
$198.98
Belimo 22DTH-51MQ Duct Sensor, Humidity / Temperature, Ntc20k , 5.5" Length
Adaptive HVAC Supplies
$386.01
Honeywell H7725B2006 Duct Mounted Relative Humidity & Temperature Sensor | Supplyhouse.Com
SupplyHouse.com
$386.01
Honeywell H7725B2006 Duct Mounted Relative Humidity & Temperature Sensor | Supplyhouse.Com
SupplyHouse.com
$443.48
Honeywell H7725B2006 Duct Humidity Sensor With 20K Temperature
Voomi Supply
$443.48
Honeywell H7725B2006 Duct Humidity Sensor With 20K Temperature
Voomi Supply
$252.36
Siemens QFM3160 Q-Series Duct Humidity Sensor, (2%) 0 To 10 Vdc/Temp 0 To 10 Vdc | Supplyhouse.Com
SupplyHouse.com
$252.36
Siemens QFM3160 Q-Series Duct Humidity Sensor, (2%) 0 To 10 Vdc/Temp 0 To 10 Vdc | Supplyhouse.Com
SupplyHouse.com
$714.34
Reznor 206081 Duct Humidity Sensor, 206081 | Supplyhouse.Com
SupplyHouse.com
$714.34
Reznor 206081 Duct Humidity Sensor, 206081 | Supplyhouse.Com
SupplyHouse.com
$181.01
ACI A/RH3-20K-D 3Pct Duct Humidity Sensor W/20K Temp
Voomi Supply
$181.01
ACI A/RH3-20K-D 3Pct Duct Humidity Sensor W/20K Temp
Voomi Supply
$393.06
Johnson Controls HE-69530NP-0 Duct Probe Humidity Sensor 3% RH
Voomi Supply
$393.06
Johnson Controls HE-69530NP-0 Duct Probe Humidity Sensor 3% RH
Voomi Supply
$247.84
Belimo Duct Sensor Temperature Humidity 24VAC/DC Active 0-10V/0-5V 140mm/19.5mm 22dth-11mm
Tameson.com
$247.84
Belimo Duct Sensor Temperature Humidity 24VAC/DC Active 0-10V/0-5V 140mm/19.5mm 22dth-11mm
Tameson.com
$241.00
Siemens QFM3101 Q-Series Duct Humidity Sensor, (2%) 4 To 20 Ma | Supplyhouse.Com
SupplyHouse.com
$241.00
Siemens QFM3101 Q-Series Duct Humidity Sensor, (2%) 4 To 20 Ma | Supplyhouse.Com
SupplyHouse.com
$187.09
Siemens QFM2171 Duct Temperature And Humidity Sensor
Adaptive HVAC Supplies
$187.09
Siemens QFM2171 Duct Temperature And Humidity Sensor
Adaptive HVAC Supplies
$384.02
BOSCH 8733927495 DDC Humidity/Temperature Duct Sensor
Voomi Supply
$384.02
BOSCH 8733927495 DDC Humidity/Temperature Duct Sensor
Voomi Supply
$357.62
Johnson Controls HE-69130NP-0 Duct Humidity And Temperature Sensor
Voomi Supply
$357.62
Johnson Controls HE-69130NP-0 Duct Humidity And Temperature Sensor
Voomi Supply
$428.79
Lennox 76M31 Humidity Sensor - Return Air Duct - Probes & Sensors
Parts Town
$428.79
Lennox 76M31 Humidity Sensor - Return Air Duct - Probes & Sensors
Parts Town
$280.63
Belimo Duct Sensor Temperature Humidity 24VAC/DC Active 0-10V/0-5V 270mm/19.5mm 22DTH-15Q
Tameson.com
$280.63
Belimo Duct Sensor Temperature Humidity 24VAC/DC Active 0-10V/0-5V 270mm/19.5mm 22DTH-15Q
Tameson.com
$84.76
Kele | HD31K-T42 | 3% Duct Mount RH Xmtr W/Temp Sensor 20K OHM Thms, Plastic Elclosure | Humidity - Duct Rh
Kele
$84.76
Kele | HD31K-T42 | 3% Duct Mount RH Xmtr W/Temp Sensor 20K OHM Thms, Plastic Elclosure | Humidity - Duct Rh
Kele
$835.64
Kele | TMD62 | Vaisala Duct Temp Only Sensor 4/20Ma | Humidity - Duct Rh
Kele
$835.64
Kele | TMD62 | Vaisala Duct Temp Only Sensor 4/20Ma | Humidity - Duct Rh
Kele
$784.95
Reznor 206081 DUCT HUMIDITY SENSOR
1877ForParts.com
$784.95
Reznor 206081 DUCT HUMIDITY SENSOR
1877ForParts.com
$385.95
Johnson Controls Humidity Sensor, Duct, Tan HE-69S30NP-0
SIM Supply
$385.95
Johnson Controls Humidity Sensor, Duct, Tan HE-69S30NP-0
SIM Supply
$222.95
Belimo 22dth-51m Duct Sensor Hum/Temp 0-5V 0-10V
1877ForParts.com
$222.95
Belimo 22dth-51m Duct Sensor Hum/Temp 0-5V 0-10V
1877ForParts.com
$183.56
Kele | HO20K-T11K | Outdoor RH 2% 4-20 MA W/Temp Sensor 11K Shunt | Humidity - Duct Rh
Kele
$183.56
Kele | HO20K-T11K | Outdoor RH 2% 4-20 MA W/Temp Sensor 11K Shunt | Humidity - Duct Rh
Kele
$185.85
Siemens Humidity Duct Sensor, White QFM2100
SIM Supply
$185.85
Siemens Humidity Duct Sensor, White QFM2100
SIM Supply
$379.82
Johnson Controls HE-69130NP-0 Duct Mounted Humidity Element Probe With Nickel Temperature Sensor | Supplyhouse.Com
SupplyHouse.com
$379.82
Johnson Controls HE-69130NP-0 Duct Mounted Humidity Element Probe With Nickel Temperature Sensor | Supplyhouse.Com
SupplyHouse.com
Flexible Ductwork for MEP Engineering
0:51
Flexible Ductwork for MEP Engineering
4.4K views1 month ago
TikTokmepdesignation
Inside the Duct Cleaning Process 🧹 HVAC Deep Clean
0:09
Inside the Duct Cleaning Process 🧹 HVAC Deep Clean
30K views1 month ago
YouTubeBreathe Clean Air & Energy
Home Leakage & Insulation: Expert Solutions You Need!
0:21
Home Leakage & Insulation: Expert Solutions You Need!
1.3K views1 month ago
YouTubeBreathe Clean Air & Energy
How to Install Vertical Busbar? | EAE Electric
0:28
How to Install Vertical Busbar? | EAE Electric
1.2K views2 months ago
YouTubeEAE Group
Full HVAC installation done right from start to finish. 🔧
0:14
Full HVAC installation done right from start to finish. 🔧
936 views1 month ago
YouTubeDuct Professor Heating & Cooling
EC vs AC Motors: Which Ventilation System is Better? 💨
0:41
EC vs AC Motors: Which Ventilation System is Better? 💨
8.5K views1 month ago
YouTubeAstberg Ventilation
"How to Calculate Airflow or CFM & Selection of Exhasut Fan in 2026 #ventilation
1:05
"How to Calculate Airflow or CFM & Selection of Exhasut Fan in 2026 #ventilation
3.2K views1 month ago
YouTubeAstberg Ventilation
0:38
Powerful Exhaust & Fresh Air System | Astberg Ventilation Project
10.6K views1 month ago
YouTubeAstberg Ventilation
0:24
Perfect for showcasing the easy installation and benefits of the single-room ventilation unit.
37.7K views1 month ago
YouTubeAstberg Ventilation
0:42
Your Air Ducts Look Clean… But Inside? Watch This!
3.3K views1 month ago
YouTubeDuctTime
0:58
The Crux Of HVAC Issues With Cape Cod Houses!
1.6K views2 months ago
YouTubeEric George | Home Comfort Advisors
1:01
Full Deep Cleaning Routine | Super Satisfying Before After | Satisfying Cleaning Video #airductcl
24.4K views2 months ago
YouTubePro Cleaning Secrets
0:42
Inside Your Air Ducts: The Truth Revealed
6.8K views1 month ago
YouTubeDuctTime
0:59
Years of Buildup Blocking Airflow in This Business
6.5K views1 month ago
YouTubeDuctTime
0:16
Air Duct Cleaning | Professional HVAC Duct Cleaning Process | Satisfying Cleaning Video #airductcl
2.4K views2 months ago
YouTubePro Cleaning Secrets
0:28
do you have mold problem | Professional HVAC Duct Cleaning Process | Satisfying Cleaning Video
1.9K views2 months ago
YouTubePro Cleaning Secrets
0:11
The Air Inside Your Home Could Be Making You Sick
4.1K views1 month ago
YouTubeBreathe Clean Air & Energy
1:14
HVAC Mechanical Course | Ducted AC Components & Working Explained Practical
972 views1 month ago
YouTubeMultitech Institute Of Advance Technologies
0:41
HVAC Static Pressure: Avoid Overworking Your System!
852 views2 months ago
YouTubeBreathe Clean Air & Energy
See more
Static thumbnail place holder

Shop duct humidity sensor

Sponsored
About our ads
$227.70
$506.00
22dth-51m | Belimo | Duct Sensor, Humidity/Temperature, Active, 0-5 V, 0-10 V, 5.5 Inch (140Mm) Probe Length
Building Controls & Solutions
54% off
$227.70
$506.00
22dth-51m | Belimo | Duct Sensor, Humidity/Temperature, Active, 0-5 V, 0-10 V, 5.5 Inch (140Mm) Probe Length
Building Controls & Solutions
$268.32
ACI | A/RH2-D | 2% Duct RH Xmtr, NO Temp | Humidity - Duct Rh
Kele
$268.32
ACI | A/RH2-D | 2% Duct RH Xmtr, NO Temp | Humidity - Duct Rh
Kele
$278.55
$619.00
22dth-55m | Belimo | Duct Sensor, Humidity/Temperature, Active, Modbus, 0-5 V, 0-10 V, 5.5 Inch (140Mm) Probe Length
Building Controls & Solutions
55% off
$278.55
$619.00
22dth-55m | Belimo | Duct Sensor, Humidity/Temperature, Active, Modbus, 0-5 V, 0-10 V, 5.5 Inch (140Mm) Probe Length
Building Controls & Solutions
$242.04
$426.00
A/RH3-D | ACI | 122921, Relative Humidity, RH Outputs: 0-5, 0-10 VDC & 4-20Ma (Default), Duct, +/-3% Accuracy, Euro Enclosure
Building Controls & Solutions
43% off
$242.04
$426.00
A/RH3-D | ACI | 122921, Relative Humidity, RH Outputs: 0-5, 0-10 VDC & 4-20Ma (Default), Duct, +/-3% Accuracy, Euro Enclosure
Building Controls & Solutions
$277.91
ACI | BN2130-D | Duct Temp/Humidity Xmtr W/ Bacnet/Modbus | Humidity - Bacnet/Modbus
Kele
$277.91
ACI | BN2130-D | Duct Temp/Humidity Xmtr W/ Bacnet/Modbus | Humidity - Bacnet/Modbus
Kele
$271.88
Siemens | QFM81.21 | Duct Humidistat 30 TO 90% RH | Humidity - Duct Rh
Kele
$271.88
Siemens | QFM81.21 | Duct Humidistat 30 TO 90% RH | Humidity - Duct Rh
Kele
$697.96
22DTM-1106 | Belimo | Duct Sensor CO2 / Humidity / Temperature, Air, 24 V AC/DC, 7 Inch Probe, Terminals
Building Controls & Solutions
54% off
$697.96
22DTM-1106 | Belimo | Duct Sensor CO2 / Humidity / Temperature, Air, 24 V AC/DC, 7 Inch Probe, Terminals
Building Controls & Solutions
$598.05
22DTM-11 | Belimo | Duct Sensor CO2 / Humidity / Temperature, Air, 24 V AC/DC, 7 Inch Probe, Terminals
Building Controls & Solutions
55% off
$598.05
22DTM-11 | Belimo | Duct Sensor CO2 / Humidity / Temperature, Air, 24 V AC/DC, 7 Inch Probe, Terminals
Building Controls & Solutions
$279.76
Amphenol Advanced Sensors | P40250120 | Humitrac Duct Mount | Humidity - Duct Rh
Kele
$279.76
Amphenol Advanced Sensors | P40250120 | Humitrac Duct Mount | Humidity - Duct Rh
Kele
$372.87
$887.45
H7735B2018 | Honeywell | H77 Series Humidity And Temperature Duct Sensor, 3% RH, 20 Kohm Thermistor
Building Controls & Solutions
57% off
$372.87
$887.45
H7735B2018 | Honeywell | H77 Series Humidity And Temperature Duct Sensor, 3% RH, 20 Kohm Thermistor
Building Controls & Solutions
$4,820.92
Kele | HMT3303F0B101GBAA200B1AACBAA1 | Humidity AND Temp Room Sensor Duct W Nist, 5m Cable 1/2in NPT | Humidity - Duct Rh
Kele
$4,820.92
Kele | HMT3303F0B101GBAA200B1AACBAA1 | Humidity AND Temp Room Sensor Duct W Nist, 5m Cable 1/2in NPT | Humidity - Duct Rh
Kele
$697.96
22DTM-5106 | Belimo | Duct Sensor CO2 / Humidity / Temperature, Air, 24 V AC/DC, 7 Inch Probe, Terminals
Building Controls & Solutions
54% off
$697.96
22DTM-5106 | Belimo | Duct Sensor CO2 / Humidity / Temperature, Air, 24 V AC/DC, 7 Inch Probe, Terminals
Building Controls & Solutions
$205.92
Kele | HD20K-T3 | 2% Duct Mount RH Xmtr W/Temp Sensor 10K OHM 3 Thms | Humidity - Duct Rh
Kele
$205.92
Kele | HD20K-T3 | 2% Duct Mount RH Xmtr W/Temp Sensor 10K OHM 3 Thms | Humidity - Duct Rh
Kele
$393.06
York S1-02551391000 Duct Sensor - Humidity/Temperature - Surface Mount - Probes & Sensors
Parts Town
$393.06
York S1-02551391000 Duct Sensor - Humidity/Temperature - Surface Mount - Probes & Sensors
Parts Town
$198.98
Belimo 22DTH-51MQ Duct Sensor, Humidity / Temperature, Ntc20k , 5.5" Length
Adaptive HVAC Supplies
$198.98
Belimo 22DTH-51MQ Duct Sensor, Humidity / Temperature, Ntc20k , 5.5" Length
Adaptive HVAC Supplies
$386.01
Honeywell H7725B2006 Duct Mounted Relative Humidity & Temperature Sensor | Supplyhouse.Com
SupplyHouse.com
$386.01
Honeywell H7725B2006 Duct Mounted Relative Humidity & Temperature Sensor | Supplyhouse.Com
SupplyHouse.com
$443.48
Honeywell H7725B2006 Duct Humidity Sensor With 20K Temperature
Voomi Supply
$443.48
Honeywell H7725B2006 Duct Humidity Sensor With 20K Temperature
Voomi Supply
$252.36
Siemens QFM3160 Q-Series Duct Humidity Sensor, (2%) 0 To 10 Vdc/Temp 0 To 10 Vdc | Supplyhouse.Com
SupplyHouse.com
$252.36
Siemens QFM3160 Q-Series Duct Humidity Sensor, (2%) 0 To 10 Vdc/Temp 0 To 10 Vdc | Supplyhouse.Com
SupplyHouse.com