HVAC Sensors

Manufacturer Part Number: QAA2235.EWSN Siemens QAA2235.EWSN is a room sensor designed for use with Siemens Terminal Equipment Controllers (TECs). This sensor communicates with the controller using...

Manufacturer Part Number: QAA22SS.FWSN Siemens QAA22SS.FWSN is a room sensor designed for use with Siemens Terminal Equipment Controllers (TECs). This sensor communicates with the controller using...

Manufacturer Part Number: QAA2230.EWSN Siemens QAA2230.EWSN is a room sensor designed for use with Siemens Terminal Equipment Controllers (TECs). This sensor communicates with the controller using...

Manufacturer Part Number: QAA2280.DWSC Siemens QAA2280.DWSC is a room sensor designed for use with Siemens Terminal Equipment Controllers (TECs). This sensor communicates with the controller using...

Manufacturer Part Number: SEN01366 Trane X13790492 Wireless Zone Sensor provides occupants with limited temperature control over their environment along with a radio module providing excellent...

Manufacturer Part Number: X13790492 Trane X13790492 Wireless Zone Sensor provides occupants with limited temperature control over their environment along with a radio module providing excellent...

Manufacturer Part Number: 149156 Replacement Supply Air Sensor for zone control panelInstallation Available RFWEL Engr provides installation assistance for HVAC Sensors. Please contact us for an...

Manufacturer Part Number: STE-8001W80 The SimplyVAV digital sensors are wall-mounted, temperature sensors for use with SimplyVAV series controllers.Installation Available RFWEL Engr provides...

Manufacturer Part Number: RS100-104 Custom sensor technology attached to your current system. Features 10 sensors to monitor 32 functions for performance and efficiency.Sensi Predict smart hub...

Manufacturer Part Number: FH-BACKUP-SENSOR Installation Available RFWEL Engr provides installation assistance for HVAC Sensors. Please contact us for an estimate.

USED RETURN: This is an open-box item returned by a customer within our 30-day refund period. Box may be missing or open but item is like new. Item has been inspected and/or tested and is in...

Manufacturer Part Number: 8053 The Aprilaire 8053 Temperature Sensor is surface mounted on a wall with an enclosure that is included to create an attractive appearance. The Aprilaire 8053 10K...