1100% brand new and high quality. 2Fireproof and high flame retardant material is safe. 3Easy to repair with plug-in module settings 4The internal components is made of precision chip, high precision and good electrical conductivity. 5The internal components adopts copper posts for longer lifeFeatures: 1.100% brand new and high quality. 2.Fireproof and high flame retardant materialis safe. 3.Easy to repair with plug-in module settings 4.The internal components is made of precision chip, high precision and good electrical conductivity. 5.The internal components adopts copper posts for longer life 6. Suitable for home, giving you more comfortable protection Specification: Condition: 100% Brand New Rated Current: 20A Setting Current: 40A Mounting Method: Rail Mounting Rated Voltage: 385V Number of Main Contacts 4p Optional Style: 4P40KA, 4P80KA Weight: Approx. 404g / 14.3oz Package List: 1 * Surge Protective Device