Lennox 68M64 Control Board Refrigerant the "C" suffix typically denotes

the "C" suffix typically denotes bulk or commercial packaging but does not change the form

Installation Flexibility: The 650 PSI rating and thermal-resistant internals allow for installation in any orientation throughout the liquid line

This steam trap repair kit allows for rapid in-line maintenance

Engineered with a 680 PSI maximum working pressure

Lennox 68M64 Control Board Refrigerant the "C" suffix typically denotesThe Lennox 68M64 Control Board is a specialized integrated furnace control designed for precise regulation of residential and commercial HVAC systems. This OEM replacement part is technically identical to the Lennox 68M6401, providing a direct drop in solution for contractors servicing Lennox furnaces and heat pump systems. Engineered to handle 24V AC input, this printed circuit board (PCB) manages critical blower motor timing, defrost cycles, and