International Comfort Products 1320367 Limit Switch 220°F

The International Comfort Products 1320367 is a disc-type limit switch rated at 220°F, SPST-NC in operation, opening at 220°F and closing at 200°F with automatic reset. It functions as a high-limit control, cutting power to the blower motor or gas valve circuit when supply air temperature exceeds safe operating limits, protecting the heat exchanger from overheating. It is suited for residential and commercial furnaces, air handlers, and package units, and is a non-programmable control with no display, weighing 0.05 lbs. This switch is an OEM replacement compatible with ICP, Heil, Tempstar, Arcoaire, Comfortmaker, Snyder General, KeepRite, and Day & Night equipment. Typical failure symptoms indicating replacement is needed include unexpected furnace shutdown, short cycling, and thermal cutout. Installation requires a qualified HVAC technician.