The Whirlpool W11547180 Refrigerator Start Device provides the electrical connection needed to start the compressor. It works with the compressor during startup to support proper cooling system operation. Designed for compatible Whirlpool refrigerators, this replacement part fits properly and restores compressor starting when the original start device is damaged or worn. https://www.hnkparts.com/w11547180-whirlpool-start-dev