Lennox 97J67 Limit Switch 321894-706 This mechanical defrost clock is

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

this 48Y frame motor provides versatile airflow management through its 5-speed configuration

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

This is the individual 2-pole 60 amp breaker

maintaining the same physical dimensions and electrical specs for a seamless swap

Lennox 97J67 Limit Switch 321894-706 This mechanical defrost clock isThe 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