The Amana-Goodman 0130M00129 Time Delay Relay 24V SPDT is a control device designed for use in air conditioners and heat pumps. It regulates the timing of electrical circuits by delaying startup or shutdown, preventing short cycling and reducing strain on system components. https://www.partshnc.com/0130m00129-amana-goodman-timedelayrelay-24v-spdt