York S1-025-45301-000 Expansion Valve 320074-702 50" WC PF and a

50" WC PF and a Low of 0

this unit is a direct replacement

or the system shutting down prematurely before reaching the thermostat setpoint

For steam systems

York S1-025-45301-000 Expansion Valve 320074-702 50" WC PF and aThe York S1 025 45301 000 is an OEM thermostatic expansion valve designed for high capacity 6 ton residential and commercial HVAC systems. This TXV valve features a precise 3 8" x 5 8" ODF connection with sweat type fittings, ensuring a secure, leak free installation on the liquid and suction lines. As a critical metering device, it monitors evaporator performance to prevent liquid slugging and refrigerant famine, optimizing the thermal exchange