Aluminum cases and boxes from Polycase are dependable solutions for housing electronics. Aluminum has a high heat tolerance, is corrosion-resistant, and provides an inherent level of EMI shielding. Aluminum box styles include diecast aluminum enclosures and extruded aluminum enclosures. A variety of NEMA and IP rated enclosures are available within select series. With a large selection of sizes and styles for indoor and outdoor use, it's easy to find the perfect aluminum box, enclosure, or case from Polycase.