Williams P625473 Control Board 318973-401 and a high-flow capacity suited

and a high-flow capacity suited for units requiring up to 150

the shaft key is typically provided by the technician during installation

excessive motor noise

Accurate Thermal Response: The thermo-bonded probe provides consistent mechanical tripping at 210°F

protecting the integrity of the heat exchanger from hot spots

Williams P625473 Control Board 318973-401 and a high-flow capacity suitedExperienced 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