Lennox 52M42 Limit Switch 323055-751 Contractors value the B1172601 for

Contractors value the B1172601 for its direct-fit compatibility with numerous Goodman furnace models

or "red dust" iron powder emissions indicative of fit failure

Using a different pitch can damage the motor

ensuring the mechanical room remains safe

The box lugs are designed for the primary high-current power leads (line and load)

Lennox 52M42 Limit Switch 323055-751 Contractors value the B1172601 forThe Lennox 52M42 Limit Switch is a critical safety component designed for precise thermal regulation within Lennox residential furnaces. As a genuine Lennox OEM replacement part, this 180 40F auto limit switch is engineered to monitor heat exchanger temperatures, effectively preventing hazardous overheating and potential equipment damage. This furnace high limit switch features a fixed set point of 180F for the opening temperature and an automatic