Lennox 97J67 Limit Switch 321894-706 the 1/2-inch bore is sized

the 1/2-inch bore is sized specifically for a 1/2" shaft

This mechanical defrost clock is built to withstand the rigorous demands of industrial environments

Simplified Installation: Standard 20-inch sizing fits specific Reznor F

this component handles the inductive kickback of heavy inductive loads

Lennox 97J67 Limit Switch 321894-706 the 1/2-inch bore is sizedThe Lennox 97J67 limit switch is a critical safety component designed for precise thermal regulation within residential gas furnaces and air handlers. Featuring a 110 140F temperature range, this automatic reset limit switch monitors internal plenum temperatures to prevent heat exchanger damage or unsafe operating conditions. When the high limit threshold of 140F is reached, the switch opens the electrical circuit to shut down burners, automatically