Choose from 50+ customizable configurations: wall-mounted, modular, explosion-proof, or outdoor-rated boxes. Prototypes delivered in 7 days, bulk orders in 4-6 weeks. Choosing custom power distribution boxes from J&HW Group ensures cost efficiency through in-house production of components like sockets, wires, and casings. By manufacturing essential parts internally, we eliminate reliance on third-party distribution box suppliers, saving on markups and. EWJ are a professional metal enclosure manufacturer providing electrical enclosures, aluminum enclosures, stainless steel junction boxes, and IP65 outdoor enclosure solutions. From prototype to mass production, we support OEM metal enclosure customization with drawings. Choose VIOX for stainless steel enclosures. Compact and safe to prevent overloads and short circuits that lead to a fire hazard Deal with high voltage and electrical loads from large and heavy-duty machinery Efficiently manage and distribute more circuits and electrical power Combines outputs of multiple solar strings into a single power. Custom power distribution boxes featuring precise sheet metal fabrication, designed for efficient power management. Available in various sizes with high-quality materials and professional finishing for reliable performance.