Lennox 51M75 Limit Switch 323269-701 For contractors managing compressor protection

For contractors managing compressor protection or industrial pressure control

Smith 199k BTU blower models

Direct OEM Compatibility: Engineered for a perfect fit on Reznor 195679 compatible shafts

Precise Thermal Control: The thermal expansion valve mechanism reacts instantly to temperature changes at the sensor to maintain target setpoints

Lennox 51M75 Limit Switch 323269-701 For contractors managing compressor protectionThe Lennox 51M75 Limit Switch is a critical safety component designed for precise thermal regulation within residential gas furnaces and air handlers. This OEM Lennox replacement part operates with a fixed temperature range, featuring a 95 125F trip point with an automatic reset configuration. Engineered to monitor heat exchanger temperatures, the Lennox 51M75 prevents overheating by breaking the electrical circuit to the gas valve or blower motor if