Broad Operating Range: Rated for pressures up to 700 PSI and temperatures reaching 250°F

combination starters

Industrial-Grade Construction: Built to withstand high-cycle environments and fluctuating plenum temperatures

Featuring a 3-inch insert probe

Always verify the actuator model number on the nameplate before installation

York S1-025-29041-003 Limit Switch Broad Operating Range: Rated forThe York S1 025 29041 003 Limit Switch is a critical OEM safety component engineered for precise thermal regulation within residential gas furnaces and HVAC systems. Designed with an auto reset function, this high limit control provides essential overheat protection by monitoring the internal plenum temperature. This specific L165 30 furnace limit switch is calibrated to open at 165F (shuting down the burner) and close at 135F (resuming operation once