verify the model requirements for your specific air handler series

If your motor has a 5/8-inch shaft

Rated at 8

Does this kit include the check spring or the seats

depending on the constant operating pressure

Lennox 33W52 TXV 320819-301 verify the model requirements forThe Lennox 33W52 is a factory authorized thermostatic expansion valve (TXV) engineered for high capacity 6 ton HVAC systems. As a critical liquid refrigerant metering device, this valve features a 3 8" inlet and 1 2" ODF outlet, providing the precise flow control necessary to maintain optimal superheat across varying evaporator loads. Designed specifically for R 410A refrigeration systems, the 33W52 utilizes a 30 inch capillary tube and an external