The Engine Cooling Fan Controller Motorcraft RR-28 is a high-performance part designed specifically for controlling engine cooling fans in cars and trucks. Manufactured by Motorcraft, this controller comes with a manufacturer part number RR-28 and is a genuine OE/OEM part. It is important to note that this product does not come with a manufacturer warranty, but its performance aspect ensures reliable and efficient operation. The quantity provided is 1, and it is not listed as universally fitting, making it a tailored component for automotive maintenance and repair needs.