This 8 cubic inch unit features a 1/2 SAE flare connection

5 to 3 inches in size

Common Questions Can I use a 440V capacitor to replace the 370V Lennox 89M76

eliminating the need for external vent piping in indoor installations where gas escapement must be restricted

making it ideal for tight spaces in condensing units or evaporator coils

Lennox 83L83 Limit Switch This 8 cubic inch unitThe Lennox 83L83 Limit Switch is a critical safety component designed for precise thermal regulation within residential gas furnaces. As a genuine Lennox OEM replacement part, this auto reset limit switch is engineered to open the electrical circuit to the gas valve if the plenum temperature exceeds the 180F safety threshold, preventing heat exchanger damage. Once the temperature drops to approximately 150F, the switch automatically closes to resume