Honeywell TR21 is a 20K Ohm nonlinear NTC temperature sensor for use with Excel and Spyder unitary HVAC controllers. Operates from 45°F to 99°F (7°C to 37°C) and provides accurate space temperature sensing for direct-wired wall modules. UL and CE approved.
Honeywell TR21 Temperature Sensor Module 20K OHM
Honeywell
$0.00
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- Fits brands
- Honeywell
- SKU:
- TR21
- Product Type:
- Temperature Sensor
- Subcategory:
- NTC Thermistor
- Application:
- Residential/Commercial
- System Type:
- Split System, Package Unit, Air Handler, Furnace
- Installation Type:
- OEM Replacement
- Mounting Type:
- Wall Mount
- Temperature Range:
- 45°F to 99°F (7°C to 37°C)
- Setpoint Range:
- 55°F to 85°F
- Material:
- Plastic (UL94-HB)
- Control Type:
- Wireless Sensor