The integrated auxiliary switch allows for seamless end-stop signaling or interlocking with external pumps and boilers

maintaining the operational integrity of the primary loop

Does this kit include the relief valve spring

Built with a heavy-duty extruded aluminum frame and 3-inch parallel blades

York S1-025-46402-000 Switch 320720-756 The integrated auxiliary switch allowsThe York S1 025 46402 000 is an essential OEM L235F Manual Reset Limit Switch designed for high limit temperature protection in York, Luxaire, and Coleman furnaces. This HVAC safety control features a fixed 235 degree Fahrenheit trip point, functioning as a "watchdog" for the heat exchanger. When internal plenum temperatures exceed safe operating parametersoften due to restricted airflow from a clogged air filter or a failing blower motorthe internal