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Standard Dimensions of Round Distribution Boxes

Standard Dimensions of Round Distribution Boxes

Round distribution boxes are available in various sizes and materials, typically designed for 4 to 54 modules, with IP55 to IP67 protection, and can be surface or flush mounted.General SpecificationsMaterial and Construction:Common materials include ABS plastic, polycarbonate (PC), and galvanized steel (GI). ABS and PC versions are halogen-free, UV-resistant, and suitable for outdoor use, while steel boxes are reinforced for durability and security .Transparent windows are often made of tinted polycarbonate for visibility and UV protection . Protection Ratings:Plastic boxes typically have IP65 protection, suitable for dust and water jets .Metal boxes can achieve IP55, providing protection against dust and low-pressure water jets .Industrial-grade boxes may reach IP67, offering full dust-tight and temporary immersion protection . Module Capacity and Dimensions:Round distribution boxes are designed to accommodate 4, 6, 8, 12, 18, 24, 36, or 54 modules .Dimensions vary depending on module count, but typical length, width, and height are specified in manufacturer catalogs .For example, a 12-module ABS box may have a compact frame with a TH35x7.5 symmetrical rail for DIN rail mounting . Mounting Options:Surface mounting: hung on walls or panels.Flush mounting: embedded into walls for a clean finish .Boxes often include pre-drilled holes or channels for secure installation and cable entry . Additional Features:Some boxes include pre-wired configurations, LED indicators, and multiple port options for M8, M12, or M16 connectors .Locking mechanisms may include 3-position locks or galvanized manual locks for security .Roofs of outdoor boxes are often slightly slanted with overhangs to prevent water ingress . Applications:Suitable for industrial, commercial, and residential electrical distribution.Can be used for automation, robotics, solar installations, and low-tension power distribution . Round distribution boxes are highly customizable, and exact dimensions should be confirmed from the manufacturer's catalog based on module count, material, and intended environment .

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