York S1-025-42734-000 Wire Harness Refrigerant and PA3G series package units

and PA3G series package units

This model is the solenoid coil replacement only

NPT connections compatible with most boiler headers

it protects internal pneumatic components from debris while maintaining a professional aesthetic

York S1-025-42734-000 Wire Harness Refrigerant and PA3G series package unitsThe York S1 025 42734 000 Wire Harness is a critical OEM component engineered specifically for 2 stage furnace systems and multi stage air conditioning units. Designed to facilitate a seamless interface between the HVAC control board and peripheral system components, this harness ensures precision signal transmission for staggered heating and cooling cycles. As a veteran grade York replacement part, it addresses common connectivity issues in high