Collection: Indoor Air Quality (IAQ) and Combo Sensors
Indoor Air Quality (IAQ) directly impacts occupant health and productivity in commercial buildings. Poor ventilation and pollutants such as mold, VOCs, CO₂, and particulate matter can cause headaches, fatigue, and reduced performance — while well-managed air quality improves comfort and well-being. IAQ and combo sensors monitor these conditions and signal HVAC systems to automatically adjust for cleaner air. Combo sensors measure multiple parameters in a single device, with many models combining temperature and relative humidity, and others adding CO₂, CO, NO₂, or particulate matter monitoring. We carry IAQ and combo sensors from Senva, Gentex, Siemens, Greystone, and other trusted manufacturers.
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Senva CT1O-F3X Combination IAQ Sensor, CO2, Outdoor NoLCD, 10K Type 3 Thermistor
Regular price $333.25 USDRegular priceSale price $333.25 USD -
Senva CT1O-F3D Combination IAQ Sensor, CO2, Outdoor LCD, 10K Type 3 Thermistor
Regular price $357.94 USDRegular priceSale price $357.94 USD -
Senva CT1O-E3X Combination IAQ Sensor, CO2, Outdoor NoLCD, 10K Type 2 Thermistor
Regular price $333.25 USDRegular priceSale price $333.25 USD -
Senva CT1O-E3D Combination IAQ Sensor, CO2, Outdoor LCD, 10K Type 2 Thermistor
Regular price $357.94 USDRegular priceSale price $357.94 USD -
Senva CT1O-D3X Combination IAQ Sensor, CO2, Outdoor NoLCD, 1000Pt RTD
Regular price $333.25 USDRegular priceSale price $333.25 USD -
Senva CT1O-D3D Combination IAQ Sensor, CO2, Outdoor LCD, 1000PT RTD
Regular price $357.94 USDRegular priceSale price $357.94 USD -
Senva CT1O-C3X Combination IAQ Sensor, CO2, Outdoor NoLCD, 100PT RTD
Regular price $333.25 USDRegular priceSale price $333.25 USD -
Senva CT1O-C3D Combination IAQ Sensor, CO2, Outdoor LCD, 100PT RTD
Regular price $357.94 USDRegular priceSale price $357.94 USD -
Senva CT1O-B3X Combination IAQ Sensor, CO2, Outdoor NoLCD, TempTransmitter
Regular price $333.25 USDRegular priceSale price $333.25 USD -
Senva CT1O-B3D Combination IAQ Sensor, CO2, Outdoor LCD, TempTransmitter
Regular price $357.94 USDRegular priceSale price $357.94 USD -
Senva CT1O-A3X Combination IAQ Sensor, CO2, Outdoor NoLCD, NoTemp
Regular price $314.73 USDRegular priceSale price $314.73 USD -
Senva CT1O-A3D Combination IAQ Sensor, CO2, Outdoor LCD, NoTemp
Regular price $339.42 USDRegular priceSale price $339.42 USD