The Cutler Hammer-Eaton Auxiliary Relay, Part# C320KGS42, is a high-performance, compact electrical relay designed for enhancing the functionality of motor control circuits. It provides additional contact points to control and monitor auxiliary circuits, ensuring smooth operation of industrial equipment. https://www.partshnc.com/c320kgs42-cutler-hammer-eaton-1-no-1-nc-auxiliary-relay