York S1-025-41200-000 Valve 319825-402 Tight Shut-off: Features an ANSI

Tight Shut-off: Features an ANSI Class IV leakage rating with an elastomer disc for reliable isolation and system efficiency

while the integrated electronic control module manages soft-start capabilities to reduce mechanical stress on the blower wheel and reduce audible noise during startup cycles

While this is labeled as a high-altitude pressure switch

and other Nordyne brands

The unit provides a consistent 150-second power-on drive time and a reliable mechanical spring return for fail-safe positioning during power loss

York S1-025-41200-000 Valve 319825-402 Tight Shut-off: Features an ANSIThe York S1 025 41200 000 Valve is a genuine OEM 3 way solenoid valve engineered for precise fluid regulation in commercial and residential HVACR systems. Built with a 5 8" OD connection, this heavy duty component is designed to manage refrigerant flow or water distribution with high accuracy, ensuring your system maintains optimal thermal performance. This specific model features a factory integrated 24V AC solenoid coil with standard spade terminal