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it enables the proportional control necessary for air handling units
Durable OEM Construction: Built by Lennox to match the exact specifications required for Lennox and Allied Air branded equipment
ensuring proper alignment with the mounting base and internal bimetal elements
Leaks at the front header gasket often indicate a clogged heat exchanger
Lennox 37J56 Circuit Breaker Switch it enables the proportional controlThe 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
