Home / HVAC / Furnace Fan Control Relay 1170063 Furnace Fan Control Relay 1170063$220.46 Price may not be up-to-date. In Stock View Product Part Number: 1170063 Brand: ICP PRODUCTS Seller: Sears PartsDirect Category: HVAC 60-day return policy Description This fan control relay (part number 1170063) is for furnaces. Fan control relay 1170063 controls the operation of the blower fan in the furnace. Shut off the house circuit breaker for the furnace before installing this part.