York S1-025-29041-003 Limit Switch ensuring that damper control systems

ensuring that damper control systems maintain accurate airflow modulation and tight shut-off performance over extended duty cycles in commercial hydronics and pneumatics applications

This is an auto-reset limit switch

Common Questions: Can I use this orifice for both Propane and Natural Gas

including 3400-315 and 3400-3151

Can I use the 310137/U if my manual lists the 310137

York S1-025-29041-003 Limit Switch ensuring that damper control systemsThe 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