This General Electric Defrost Heater Kit For Refrigerator is compatible with General Electric, Hotpoint, RCA brands. Part #WR51X464 replaces WR51X10002, WR51X319, WR51X367, WR51X447, NO BI-METAL, WR51X425, WR51X430, WR51X0319, WR51X0367, WR51X0425, WR51X0430, WR51X0447, WR51X0464, AP2071483, PS303955. This Defrost Heater Kit includes heater, wires, and crimp connectors. Heater has 19-1/2 in. mounting centers.