York S1-025-27155-000 Expansion Valve 320734-701 Engineering specifications dictate a precise

Engineering specifications dictate a precise 195°F open point to interrupt the heating cycle during abnormal combustion conditions

ensuring consistent performance in hot mechanical rooms

5" size) to meet specific mechanical room footprints and local plumbing codes

and thermal protection standards

Built with a 6

York S1-025-27155-000 Expansion Valve 320734-701 Engineering specifications dictate a preciseThe York S1 025 27155 000 is an OEM thermal expansion valve (TXV) engineered to maintain precise refrigerant metering for residential and light commercial evaporator coils. Specifically designed for R 410A refrigeration systems, this valve utilizes a 3 8" ODM inlet and a 3 8" ODF outlet to ensure reliable sweat connections within the liquid line. As a veteran technician knows, accurate superheat control is critical for preventing compressor slugging