this component monitors coil temperature and compressor run time to initiate defrost only when necessary

This 125-165F automatic limit switch features a SPST configuration designed to open at 165°F and automatically reset when the temperature drops to 125°F

High-Temperature Resistance: Certified rod materials support operation in extreme environments up to 2175°F

preserving your client's system logic and preventing erratic compressor cycling

Lennox 68M64 Control Board R-410A this component monitors coil temperatureThe 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