Features:Insulation Fireproof Material: This switch is adopts imported PPE material, high insulation and fireproof, safer to use.Fast Arc Extinguishing: It uses magnetic double arc extinguishing, which can effectively inhibit the arc.Padlock Design: Equipped with safety padlock, safer and more reliable to use.IP66 Level Waterproof and Dustproof: Selected premium materials, using high-strength waterproof rings, with nice waterproof and dustproof effect.3 Types Optional: There are 3 types available, you can choose common version, upgraded version, two in one out version depending on your needs.Wide Applications: Widely used in various scenarios, such as power generation, oil, metallurgy, ships, public facilities, domestic factories and other construction sites.