if power is present but the light is dark

Industrial Durability: Specifically designed to handle the mechanical stresses of a 1/2 inch stroke in modulating service

preventing dangerous carbon monoxide leaks into the mechanical room

3" frame and 5-inch stainless steel shaft match original specifications for major HVAC brands

York S1-025-35376-000 Expansion Valve 326058-758 if power is present butThe York S1 025 35376 000 is an OEM 7. 5 ton thermal expansion valve (TXV) engineered for precision refrigerant metering in commercial and industrial HVAC systems using R22 refrigerant. Designed to maintain optimal superheat at the evaporator outlet, this valve ensures maximum heat transfer while protecting the compressor from liquid slugging. As a thermostatic expansion valve with an external equalizer, it provides accurate pressure sensing