Top-tier battery cabinet manufacturer offering custom lithium, lead-acid & solar energy storage cabinets. IP65/IP66, outdoor/indoor, sheet metal fabrication. Fast delivery & OEM support. Robust, safe, and optimized solutions for your energy systems. We can supply customized lead acid battery rack and cabinet system for solar, UPS, Telecom, Data center etc. The cabinet or. From concept and design to fabrication and assembly, Bull Metal Products manufactures custom battery enclosures, lithium battery boxes, and battery cabinets with the highest quality and safety standards. A typical cabinet integrates batteries, racking and chargers into an indoor (NEMA 1 or IP21) or outdoor (NEMA 3R or IP54) rated enclosure.