Lennox 30M03 Limit Switch 323613-751 Versatile Compatibility: Seamlessly integrates with

Versatile Compatibility: Seamlessly integrates with standard 3/16" compression fittings used in most Robertshaw pilot burner assemblies and gas valves

Automatic Reset: Features a 5-minute or 1-hour auto-reset following a lockout

it is also optimized for modern R407C refrigerant systems when used with the factory-charged Polyolester (POE) oil

Secondary Voltage: 6000Vac

Always verify that your system's refrigerant pressure-temperature relationship aligns with the 100# setting before installation

Lennox 30M03 Limit Switch 323613-751 Versatile Compatibility: Seamlessly integrates withThe Lennox 30M03 Limit Switch is a critical safety component designed for precise thermal regulation within residential and commercial HVAC furnaces. This fixed temperature limit control is engineered with a specified range of 140 170F, ensuring the system shuts down if heat exchanger temperatures exceed safe operating parameters. As an OEM Lennox replacement part, this switch features an automatic reset mechanism, transitioning back to a closed state