GE WR51X10055 Refrigerator Defrost Heater & Assembly. Fits GE, Hotpoint, Kenmore & RCA Refrigerators. Compare to Part # WR51X10055. 725 Watts. Approximate Dimensions: 12 inches. Designed and Engineered by Think Crucial. This is a generic product designed and engineered in the United States by Think Crucial. This is not a GE® OEM product and is not covered under any GE® manufacturer's warranty. The GE® brand names and logos are the registered trademarks of their respective owners. Any use of the GE® brand name or model designation for this product is made solely for purposes of demonstrating compatibility.