Lennox 69W41 Limit Control 326070-701 integrating this HVAC expansion valve

integrating this HVAC expansion valve helps restore the factory-rated COP (Coefficient of Performance) of your unit

also identified by part numbers FAN2027 and FAN2027K

Its rugged construction with heat-resistant insulation ensures stable performance across natural gas

ensuring long-term signal stability in high-humidity airflow environments

verifying the frame size and shaft dimensions is critical for drop-in compatibility

Lennox 69W41 Limit Control 326070-701 integrating this HVAC expansion valveThe Lennox 69W41 Limit Control is a critical safety component engineered for precision high limit temperature monitoring within gas furnaces and air handlers. This OEM Lennox replacement part, also identified by manufacturer number 102135 08, features a fixed 215F open temperature (cut out) to prevent hazardous heat exchanger overheating. When the internal plenum air reaches 215 degrees Fahrenheit, the 69W41 limit switch automatically interrupts the