York S1-025-42734-000 Wire Harness 328140-751 Maximized Combustion Efficiency: Restores clean

Maximized Combustion Efficiency: Restores clean burner flame patterns for optimal heat transfer and lower fuel consumption

2-M switch

For best performance and to prevent debris accumulation in the core tube

the internal components are easily accessible for maintenance or rebuilds without removing the valve body from the piping

depending on the specific kit

York S1-025-42734-000 Wire Harness 328140-751 Maximized Combustion Efficiency: Restores cleanThe 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