MARS 33247 Thermal Time Delay and unit heaters

and unit heaters

The enclosed body design protects internal components from dust and debris

ensuring the snap switch triggers accurately during proof-of-flow sequences for pumps

C-1440 series)

MARS 33247 Thermal Time Delay and unit heatersThe MARS 33247 Thermal Time Delay is a field proven SPDT N O sequencer designed for precision timing in residential and commercial HVACR systems. Engineered to handle high current electric heat and air conditioning loads, this 24V control voltage relay utilizes a solid state PTC device and a snap acting disc to ensure positive make break action. With a delay on make range of 124 seconds and a delay on break range of 1575 seconds, this 33247 sequencer