Heil Quaker ICP 505962 Limit Switch 321894-709 Its magnetic switching mechanism eliminates

Its magnetic switching mechanism eliminates the need for vulnerable bellows

Standard Bore Fitment: Features a 1/2 inch bore diameter

providing consistent performance in demanding fluid media applications without the common issues of pressure drop found in smaller orifice valves

This HVAC contactor relay functions as a critical interface between low-voltage control circuits and high-voltage heating components

Environmental Protection: Includes optional outdoor temperature/humidity limit inputs to keep extreme air outside

Heil Quaker ICP 505962 Limit Switch 321894-709 Its magnetic switching mechanism eliminatesThe Heil Quaker ICP 505962 Limit Switch is a mission critical safety component designed for precise thermal regulation in residential furnaces. This 140 160F AUTO limit switch features a bimetal disc that opens the electrical circuit when internal plenum temperatures exceed the 160? F safety threshold, effectively shutting down the burner to prevent heat exchanger damage or hazardous overheating. As the system cools to 140? F, the switch automatically