York S1-025-27727-001 Limit Switch but the millivolt output

but the millivolt output

and steam applications

Technicians often utilize this model as an exact replacement for K16BA-24D

Designed for hot water extender applications

The "BX" suffix simply denotes the boxed retail packaging from the manufacturer

York S1-025-27727-001 Limit Switch but the millivolt outputThe York S1 025 27727 001 is a critical HVAC replacement limit switch designed for precision thermal monitoring in residential and commercial climate control systems. This SPST auto reset limit switch operates within a tight 25F to 41F temperature range, ensuring the system maintains safe operating parameters during cooling and heating cycles. Engineered as a genuine York OEM furnace part, it is frequently utilized in single duct applications and