Williams P332490 Switch Freon designed to handle high-gauge wiring

designed to handle high-gauge wiring required for 75-amp loads

It should not be exposed to rain

If adjustment is required

It automatically manages the transition between the heat pump and the auxiliary gas or oil furnace based on internal logic

Williams P332490 Switch Freon designed to handle high-gauge wiringThe Williams P332490 Switch is a critical OEM replacement fan switch specifically engineered for Williams direct vent furnaces. This automatic blower switch is designed to integrate seamlessly with the 2302 blower assembly, providing precise control over the heating cycle by managing the blower activation based on internal plenum temperatures. Constructed for professional grade durability, the P332490 functions as a reliable furnace limit control,