pressure-limiting charge specifically calibrated for R22

Utilizing stainless steel heat exchanger tubes significantly reduces scaling and fouling

OEM Compatibility: Serves as the factory-authorized direct replacement for 626576R and 28G8001

With an adjustable pressure range of 10 to 50 psi and a maximum inlet rating of 200 psi

Technicians must verify phase rotation and voltage balance during installation to prevent premature motor failure

Williams P625473 Control Board 320074-702 pressure-limiting charge specifically calibrated forExperienced HVAC contractors recognize the Williams P625473 Control Board as the essential genuine OEM replacement part for maintaining the operational integrity of Williams Comfort Products heating systems. As a primary furnace control board, this component functions as the central logic unit, regulating critical sequences such as ignition, blower timing, and safety circuit monitoring. Engineered for a drop in fit, it eliminates the calibration