Lennox 56M61 Circuit Board Refrigerant the 18C-500 series includes a

the 18C-500 series includes a non-metallic coating on the sensing element to isolate it from the water

High-Efficiency Airflow: The 48-blade design is optimized for specific York blower assemblies to maintain HVAC efficiency

Universal Compatibility: Serves as the designated OEM replacement part for discontinued model 46246100

With a 19 Cv rating and compatibility with up to 60% glycol solutions

The Reznor 110860 Pilot Kit is a direct replacement LP standing pilot assembly engineered for specific Reznor gas-fired unit heaters

Lennox 56M61 Circuit Board Refrigerant the 18C-500 series includes aThe Lennox 56M61 is a genuine OEM ignition control circuit board designed for high performance residential and commercial HVAC units. Operating at 208 240V, this board serves as the primary intelligence for the heating ignition sequence, precisely managing the flame sensor feedback, gas valve calibration, and induction blower timing. As a direct Lennox replacement part, it eliminates the communication errors and voltage fluctuations often associated