This custom heavy-duty sheet metal battery box is engineered to provide robust structural support and reliable containment for energy storage modules and industrial equipment. Manufactured via high-tonnage CNC bending and continuous seam welding, the housing delivers high load-bearing capacity and dimensional stability. It features an industrial-grade powder-coated exterior for corrosion resistance and reinforced internal flanges for secure mounting, making it highly suitable for Energy Storage Systems (ESS), AGVs, and heavy machinery applications.
Material :
Cold Rolled Steel, Galvanized Steel, Stainless Steel, Aluminum AlloyTjocklek :
1.0mm - 4.0mmYtbehandling :
Zinc-rich primer, multi-layer powder coating, or hot-dip galvanizing for harsh environmentsProcess involverad :
Laser Cutting, CNC Bending, CNC Punching, RivetingOEM Custom Heavy-Duty Metal Battery Box & Industrial Enclosure
Continuous Welding • High Load-Bearing • Corrosion-Resistant Finish

Product Overview
Material Application: Fabricated from premium, heavy-gauge industrial metals tailored to specific environmental requirements, providing maximum structural integrity for heavy internal payloads such as battery modules or industrial control units.
Fabrication Process: Formed using high-tonnage CNC press brakes and assembled with continuous seam welding to ensure high rigidity, dimensional stability, and potential for leak-proof sealing.
Surface Treatment: Features a dual-finish approach. The exterior receives an industrial-grade powder coating (e.g., standard green) for enhanced UV and chemical resistance, while the interior can be left bare, plated, or specially coated based on conductivity and grounding requirements.
Internal Structure: Engineered with integrated mounting flanges, partition slots, and reinforced bottom plates to prevent structural deflection under heavy static loads.

What Can Be Customized
| Customization Aspects | Specific Parameters & Capabilities |
| Dimensions & Capacity | Exact volumetric sizing customized to house specific battery packs or equipment footprints |
| Material Thickness | Heavy-gauge processing ranging from 2.0mm to 5.0mm+ depending on load requirements |
| Internal Fixtures | Custom welded standoffs, partition walls, battery module brackets, and tie-down points |
| Sealing & IP Rating | Continuous welding and customized gasket channels to achieve NEMA 4 or IP65+ ratings |
| Surface Finishing | Zinc-rich primer, multi-layer powder coating, or hot-dip galvanizing for harsh environments |
Application Industries

Why Partner with Huapusheng?
✔ Factory-Direct Value Leveraging our 30,000m² facility in Xiamen and automated robotic lines, we eliminate middlemen to offer competitive pricing without compromising quality.
✔ Certified Reliability We adhere to ISO 9001 & IATF 16949 standards. Every component is validated using IPX5-6 labs and 3D Scanners to meet strict industrial specifications.
✔ DFM & Engineering Support Beyond fabrication, our engineers provide DFM analysis to optimize your 3D files, reducing material waste and simplifying assembly for mass production.
✔ Scalable Capacity From 50 prototypes to 50,000 units, our fleet of 12KW lasers and 4 bending robots ensures rapid ramp-up and on-time delivery.
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