York S1-025-27792-009 Rollout Switch making it a preferred HVAC

making it a preferred HVAC universal relay replacement for technicians requiring a drop-in solution for WR/Essex/RBM Type 84 (90-290 through 90-295) components

Manual reset switches are specified in systems where an overheat condition requires a manual inspection to ensure the heat exchanger has not been compromised

This assembly is specifically engineered for use with Wayne HSG200 and HSG400 series gas burners

reducing truck stock requirements

Leak Prevention: Precision 1-inch diameter ensures a tight mechanical seal on suction and discharge Rotolock fittings

York S1-025-27792-009 Rollout Switch making it a preferred HVACThe York S1 025 27792 009 is a critical safety component designed for precise thermal monitoring in high efficiency gas furnaces. Rated for a 350 degree F open temperature, this rollout switch replacement monitors the burner vestibule for excessive heat caused by compromised heat exchangers or flue blockages. As a manual reset limit, it necessitates a physical inspection of the combustion area before the system can be restored to operation, preventing