Key Benefits Precise OEM Specifications: Guarantees technical compatibility with HC21ZE121 and HC21ZS122 series inducer motors

simplifying service calls and ensuring permanent split capacitor (PSC) motors operate within OEM electrical specifications

It is recommended to inspect your existing silicone tubing for cracks or moisture blocks when installing the new switch

Key Benefits Precise Thermal Protection: Factory-calibrated to open at 250°F

Williams P271100 Flame Sensor Key Benefits Precise OEM Specifications:The Williams P271100 Flame Sensor is a critical OEM safety component engineered for precise flame rectification in Williams Forsaire counterflow furnaces. This sensor acts as the primary safeguard for the ignition sequence, utilizing a heat resistant probe to detect the presence of a burner flame. By communicating a microamp signal back to the integrated furnace control, it ensures that the gas valve remains energized only when a steady flame is