Features a metal shell and thermal materials for precise heat control, passing rigorous tests to overheating risks The WR51X10029 fridge defrost heater uses advanced heating to quickly melt ice, maintaining optimal fridge temperature and food spoilage suitable for models like 36358472894 and 36358472896 for seamless Ideal for homes and commercial spaces like restaurants, ensuring consistent fridge and food freshness by frosts buildup Crafted with metal, this heater resists and oxidation for long term reliability Not special tools needed—simple replacement ensures quick cooling restoration Melts several centimeters of ice in just 15 minutes, reducing defrost time by 40% compared to traditional heaters Enhances fridge efficiency, cutting energy use by 10% while keeping food freshness