High-strength cold-rolled steel casing ensures excellent durability, sturdiness and long-term corrosion resistance. With IP55 protection rating, it is fully dustproof and waterproof, making it ideal for both indoor and outdoor electrical distribution applications. What is a metal distribution box? What are its advantages? 1. With the protective cover, you can ensure that your electric vehicle charging station is protected. Cold rolled steel sheet metal electrical box are a vital component in the manufacturing and construction industries, known for their exceptional strength and smooth finish. The well-designed internal layout. ● 10KV High-Voltage Cable Distribution Cabinet is formed by bending and welding carbon steel or stainless steel, with its surface treated by epoxy resin electrostatic spraying.