Lennox 80K12 Control Refrigerant it can safely replace 370V

it can safely replace 370V versions while providing increased dielectric strength

making it ideal for systems where manual intervention is not always feasible

C) without performance degradation

The 36" capillary tube with a 1/4" female flare nut ensures flexible mounting away from high-vibration areas

00 inch water column switch is the precise technical match needed to restore safe furnace operation and maintain system uptime for your customers

Lennox 80K12 Control Refrigerant it can safely replace 370VThe Lennox 80K12 (OEM 35 605903 223) is a high performance direct spark ignition control module engineered for precise furnace repair and system reliability. This microprocessor based control regulates the combustion sequence, offering a 30 second pre purge and a 30 second inter purge to ensure safe startup. Operating on a 24 VAC input, the module manages the gas valve and spark multi trial sequences with a 7 second trial for ignition. Designed as a