York S1-025-19499-001 Temp Control Cost-Efficient Maintenance: Refurbishes the regulator

Cost-Efficient Maintenance: Refurbishes the regulator internals using the RKR164Y identical to 0888596 specification

When diagnosing intermittent shut-offs or furnace short cycling

allowing you to bridge the gap between a standard electrical box and the thermostat’s proprietary mounting holes for a secure fit

Professional Security: Features a robust eight-tumbler lock mechanism with universal keying (Robertshaw 40-857 compatible) for facility-wide management

Combustion Safety: Critical for preventing fuel leaks and ensuring proper manifold pressure regulation for safe indoor operation

York S1-025-19499-001 Temp Control Cost-Efficient Maintenance: Refurbishes the regulatorThe York S1 025 19499 001 Temp Control is a critical fixed setting HVAC limit switch designed for precision thermal management in commercial air conditioning and heating units. This SPST temp control (Single Pole Single Throw) is engineered with a specific 65 degree open and 75 degree close logic, facilitating "close on rise" operation to ensure optimal system cycling and safety. As a genuine OEM York replacement part, it maintains the exact