Lennox 10M75 Limit Switch 320074-702 Key Benefits: High-Efficiency Performance: Optimized

Key Benefits: High-Efficiency Performance: Optimized for high-temperature applications with an 18

The 063081 is the specific part number often used under the Copeland/Alco brand

Broad Temperature Range: Precise 55-90 degrees F control range suitable for commercial warehouses and industrial facilities

Always verify rotation from the hub/shaft end to ensure it matches your existing motor's specifications

Installation Flexibility: The union nut design allows the diaphragm case to be positioned in any of 8 orientations for easy vent piping

Lennox 10M75 Limit Switch 320074-702 Key Benefits: High-Efficiency Performance: OptimizedThe Lennox 10M75 Limit Switch is a critical safety component designed for high limit thermal protection in Lennox HVAC systems. Engineered as a genuine OEM replacement part, this L210 40F limit switch operates on a snap disc thermal response mechanism to monitor heat exchanger temperatures. It is calibrated to open the circuit at 210F and automatically reset when temperatures drop by a 40F differential (resetting at 170F). This auto reset furnace