reducing mechanical stress on the primary heating assembly and gas valves

Comprehensive Rebuild: Includes the quad ring

This genuine Lennox OEM part is engineered to break the electrical circuit to the blower motor and control board immediately upon the removal of the service panel

Combustion Motor Scroll

As a TEV replacement part

Trane CNT1220 Limit Switch reducing mechanical stress on theThe Trane CNT1220 (officially updated to CNT01220) is a high limit thermal safety control engineered for precise HVAC over temperature protection. Designed as a direct OEM replacement part, this 160F auto limit switch monitors the supply plenum temperature to prevent heat exchanger damage or unsafe operating conditions. Utilizing a normally closed SPST (Single Pole Single Throw) contact configuration, it interrupts the gas valve or heating circuit