HVAC Sensors

Manufacturer Part Number: RHC-ZNS4 Rheem RHC-ZNS4 is a room humidity sensor that transmits the humidity setting to the DDC system.Installation Available RFWEL Engr provides installation assistance for HVAC Sensors. Please contact us for an estimate. ...

Manufacturer Part Number: 8051 Aprilaire 8051 is a flush-mounted temperature sensor designed to be mounted in a wall for a sleek, unnoticeable installation.Key FeaturesFor use with the Aprilaire Model 8570 ThermostatInstallation Available RFWEL Engr...

This item is DISCONTINUED/ END-OF-LIFE (EOL). It has been replaced with KRCSH2018-02 (please contact us if this recommended replacement is not quite what you need). Manufacturer Part Number: KRCSH2018-01 Daikin KRCSH2018-01 Button Sensor extends the...

Manufacturer Part Number: KRCS01-1B The KRCS01-1B temperature sensor extends the sensing location by replacing the return air thermistor in the indoor unit to allow for remote sensing.Key FeaturesCan be embedded inside the Simplified Remote Controller...

Manufacturer Part Number: TP-Z-RDASW The Vive Comfort TP-Z-RDASW wireless discharge air sensor measures discharge air temperature for safe and efficient zone control (or zoning).Key FeaturesIt works with Z955W Master Zoning ThermostatIt mounts in the...

Manufacturer Part Number: TP-Z-ROSW Vive Comfort TP-Z-ROSW is an outdoor wireless remote sensor. The supported wireless range between the remote sensor and a master thermostat is up to 100 feet with no obstructions and up to 50 feet in standard...

Manufacturer Part Number: TP-RIS-R251S Vive Comfort TP-RIS-R251S can be wired to any Vive wired sensor-capable thermostat to sense indoor temperature remotely.Key FeaturesCompatible with the T755S, T855SH and T855iSHUp to 16 sensors can be used for...

Manufacturer Part Number: TP-Z-RISW Vive Comfort TP-Z-RISW is a zone/control sensor configurable for ambient sensor only, system setpoint override control (T955WH), and full zone control (Z955W).Key FeaturesCan connect up to four indoor remotes to a...

Manufacturer Part Number: TP-ROS-250S Key FeaturesCompatible with the T755S, T855SH and T855iSHInstallation Available RFWEL Engr provides installation assistance for HVAC Sensors. Please contact us for an estimate. Key Specifications ...

Manufacturer Part Number: TP-RIS-251S The R251S is a wired remote sensor that allows sensing of temperature away from the thermostat.Key FeaturesCovers a resistance range of upto 300 feetCompatible with the Vive Comfort T755S, T855SH and T855iSH...

Manufacturer Part Number: 88K3001 Lennox 88K3001/ 88K30 Heat Pump Defrost Sensor. Opens at 42 degrees. This sensor mounts on a 3/8 Copper line in the Heat Pump. When a defrost sensor goes bad, the heat pump will often freeze.Installation...

Manufacturer Part Number: T8100-D-LN CO2 ventilation controller that communicates with Prodigy and Lennox equipment, as well as electromechanically controlled third-party equipment.Supports constant volume bypass and true variable air volume zoning...