Lennox 39L06 Limit Switch 328140-751 delivering a consistent 60-watt output

delivering a consistent 60-watt output to maintain oil temperature above the refrigerant's saturation point

separate mounting kits are available as accessories for panel-mount applications

Thermal Protection: Acts as a dependable high-limit safety switch to prevent overheating and equipment failure

Field Versatility: Compatible with both R22 and R407C

Lennox 39L06 Limit Switch 328140-751 delivering a consistent 60-watt outputThe Lennox 39L06 Limit Switch is a critical safety component designed for precise thermal regulation within residential gas furnaces and air handlers. Engineered as a normally closed (NC) electronic switch, this OEM Lennox replacement part is calibrated to open on a temperature rise at 210F, effectively breaking the heating circuit to prevent heat exchanger damage or hazardous rollout conditions. featuring a 7 inch insertion length, the 39L06 provides