Lennox 97J67 Limit Switch 321702-401 simplifying field maintenance without breaking

simplifying field maintenance without breaking the line

with the first connection housing a straight depressor for easy access to Schrader valves

The Belimo NMQB24-MFT Actuator is a non-spring return

making it a compatible replacement thermopile for various standing pilot systems and equipment from brands like Frymaster

Lennox 97J67 Limit Switch 321702-401 simplifying field maintenance without breakingThe 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