Williams P625473 Control Board 326010-701 even when faced with a

even when faced with a 10 PSI maximum inlet pressure rating

this NTC thermistor sensor monitors water temperatures exiting the heat exchanger to prevent overheating and ensure the control board receives accurate resistance data

Debris Protection: An internal stainless steel screen prevents particulate matter from fouling the seat

standard for 6-ton expansion valve configurations

and PDP series

Williams P625473 Control Board 326010-701 even when faced with aExperienced 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