This genuine OEM Lennox replacement part features an auto-reset mechanism

Always verify your duct dimensions as the actuator is positioned on the second dimension listed in the part number

Improved Flexibility: The 358 Gripbelt design allows for smaller sheave diameters without compromising the integrity of the internal tensile members

fast-acting performance to maintain system integrity

it ensures seamless integration with Armstrong and Allied Air equipment

Lennox 52W74 TXV Valve 320819-301 This genuine OEM Lennox replacementThe Lennox 52W74 TXV Valve is a critical metered expansion device engineered for high tonnage R410A refrigerant systems. Designed to maintain precise superheat control at the evaporator, this thermostatic expansion valve (TXV) ensures optimal heat transfer and prevents liquid slugging, which is essential for protecting the compressor in commercial HVACR applications. With a robust 10 ton capacity, the 52W74 utilizes a threaded inlet and outlet for