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the Heil Quaker ICP 1173637 Defrost Sensor is the specific OEM replacement part required to restore accurate thermal monitoring in heat pump systems
and Luxaire systems that utilize the same 6-pin control board connector architecture
This OEM Lennox limit control functions as a normally closed disc-style switch that interrupts the electrical circuit when internal plenum temperatures exceed safe operating parameters
making it suitable for larger boiler configurations
Watts 0881399 Air Gap the Heil Quaker ICP 1173637The Watts 0881399 Air Gap (model 909 AG A) is a heavy duty, cast iron drainage fitting specifically engineered for Watts Series 909 RPZ backflow preventers within the " to 1" and 1 " to 2" size ranges. This genuine OEM component facilitates the physical separation required by plumbing codes between the relief valve discharge port and the drain line. By creating a visible, vertical air gap, it prevents cross contamination and back siphonage in the
US$ 33.95
US$ 104.97
US$ 21.95