The set includes butterfly protectors and starters that are specifically designed for compressors with horsepower ratings of 1/ , 1/3HP, 1/4HP, 1/ , and 1/ . These components are crucial in preventing compressor failure due to thermal overload or electrical surges. By installing these protectors, you can ensure that your refrigerator or freezer remains operational and efficient, reducing the risk of costly repairs. Features -Color:Multi -Material:Abs, aluminium alloy -Size:3.20X2.80X2.20cm/1.26X1.10X0.86in -Wide application: compatible with multiple refrigerator and freezer compressors, from 1/ to 1/ , for extensive use -Comprehensive protection: the butterfly protector starter offers robust protection against both overload and overheating -Durability: enhances the longevity of your refrigerator by providing stable and reliable protection for the compressor -Simple installation: designed for easy installation, making it accessible for both residential and commercial refrigerators -Multiple units: protectors ensures you have replacements on hand, maintaining continuous protection Package list: 4 pcs x 5pcs Refrigerator Compressor Overload Thermal Protector