Lennox 52W74 TXV Valve 340793-762 The Z3050Q-E is built for

The Z3050Q-E is built for the field

Precise Compatibility: Specifically engineered for Grundfos CR

common in high-static wall-mount applications

Key Benefits Exact OEM Match: Direct 1:1 replacement for 5H75032A and 5H75032

This unit is a direct replacement for the 059999804 part number found in numerous legacy McQuay and modern Daikin technical catalogs

Lennox 52W74 TXV Valve 340793-762 The Z3050Q-E is built forThe 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