Honeywell Commercial TR21-A Temperature SensorThe Honeywell Commercial TR21 A Temperature Sensor is a high precision, non linear temperature sensor designed for networked environments, delivering accurate readings for commercial controls. This direct wired, wall mount sensor supports a set point range of 55 to 85 Deg F with an accuracy of 0. 36 Deg F. Designed for reliability, the TR21 A uses a unique 10 K non linear element (two 20 K in parallel) for stable performance across a wide operating

and the rugged construction withstands typical HVAC operating conditions

Engineered for consistent performance across varying ambient conditions

2-position unit uses spring-return operation for fail-safe positioning and rapid response

3-speed operation for precise flow control

Connections: Enclosed screw-terminal strip

With a pressure rating of 25 PSIG

while the 120V coil delivers fast

in a 1-1/4 inch nominal size with female threaded x female threaded ends

Verified Bradford White replacement part that restores original efficiency and reliability

With 24 V operation at 60 Hz

this Thermodisc unit supports rapid replacement and straightforward field servicing

Includes gasket: Ensures a secure