The Duke 217878 Refrigerator Overload Relay helps protect refrigeration equipment by preventing compressor damage caused by excessive electrical current or overheating. Designed for 120V applications, this component monitors the compressor's operating conditions and interrupts the electrical supply when an overload occurs. By stopping the compressor during unsafe operating conditions,... https://partsfe.ca/duke-217878-refrigerator-overload-relay-120v-rbc-940-c411-66/2-217878.html