Lennox 37J56 Circuit Breaker Switch preventing over-travel or restricted flow

preventing over-travel or restricted flow in Johnson Controls VT valves

Designed for on-off power regulation

where maintaining precise airflow tolerances is essential for efficiency and heat exchanger longevity

ensuring a direct fit for many Carrier

Lennox 37J56 Circuit Breaker Switch preventing over-travel or restricted flowThe Lennox 37J56 Circuit Breaker Switch (also identified as 37J5601) is an OEM grade fuseholder type thermal circuit breaker engineered for high precision overcurrent protection in residential and commercial HVAC systems. Rated for 3 Amps at 250V, this single pole thermal breaker serves as a critical safety component, protecting transformers (T1) and control boards from electrical damage. Designed with a robust panel mount housing, it features a push