Williams P200200 Fan Switch such as clogged filters or

such as clogged filters or failing blower motors

Universal Compatibility: Specifically optimized for the full range of FM1 series modules

Key Benefits: Optimized Starting Torque: High 161-193 MFD capacitance range provides the necessary boost for motors under heavy load

Rated for 440 VAC and 50/60 Hz operation

Williams P200200 Fan Switch such as clogged filters orThis Williams P200200 Fan Switch is a critical OEM replacement fan control designed for precise thermal management in Williams Forsaire and Magnum series furnaces. Engineered with a setpoint of 120F ON and a 15F differential, this SPST (Single Pole Single Throw) switch operates on a normally open circuit. It triggers fan activation once the plenum reaches the 120F threshold to ensure efficient heat exchange and prevent short cycling. As temperatures