Replace the entire assembly when the pilot fails to stay lit or the thermopile output falls below 400mV under load to restore domestic hot water system performance

Its all-copper windings and 50°C ambient temperature rating make it a reliable choice for high-heat environments

compromising the heat exchanger seal and safety switch operation

Contractor Grade: Designed with rugged terminals and housing to withstand vibration and thermal cycling common in HVACR applications

Carrier KH11NH074 Strainer 319852-301 Replace the entire assembly whenAs a seasoned technician, you know that keeping debris out of sensitive downstream components is non negotiable for system longevity. The Carrier KH11NH074 Strainer is a critical OEM HVAC replacement part engineered to provide precision filtration in Carrier heat pumps, rooftop units, and chilled water systems. This genuine factory authorized part features a high grade mesh screen designed to capture particulates without compromising the refrigerant