Feature:1. Fuse's rated voltage is 250V, rated current is 20A, which can be light weight and practical.2. Made of ceramic, metal and plastic material, such ceramic fuse is easy to use in the practical life.3. Fusing speed keeps F/fast, when the temperature exceeds the specified fuse temperature value due to unexpected failure, the electrical circuit can be quickly cut off.4. Ceramic fuse installation is simple, not require particularly complicated operations.5. And fuse conforms to strict quality control standards, dependable to use, suitable for different environments.Specification:Item Type: FuseModel: RFMaximum Voltage: 250VMaximum Current: 20AFusing Speed: F/fastMaterial: Ceramic/metal/plasticCut-off Temperature: 216 / 230 / 240 (optional)Size: (Approx. 90mm / 3.5in) / (Approx. 300mm / 11.8in) (optional).Package List:10 x Fuse