Features: Engineered with high purity aluminum alloy, this thermal fuses delivers rapid melt response technology to instantly cut power during overheating emergencies, safeguarding refrigerators from electrical damage through stable circuit defense . Featuring a strong thermoplastic housing resistant to abrasion, shaking , and thermal aging, this fuses maintains structural integrity across repeated heating cycles for long lasting refrigerator defense . Ideal for owners, appliance technicians, and homeowners seeking safety solution to prevent electrical hazards in high heat environments. Designed for critical applications in refrigeration units, compact freezers, and shaking prone electrical systems requiring safe thermal cutoff mechanisms. Compliant with international electrical safety standards, this stainless steel thermal cutoff device ensures risk easy operate while prioritizing durability and accuracy temperature response. Specifications: Component : Stainless steel Size: about 21.3x31.1mm/0.84x1.22inch Package Includes: 1xThermal fuses note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.