Materials Matter: Choosing Between Plastic Metal and
Plastic distribution boxes are best suited for residential and light commercial applications, especially indoors or in mild outdoor environments.
Read MoreDistribution boxes should not be made of plastic
Home / Distribution boxes should not be made of plastic
If you need corrosion resistance for outdoor use, electrical isolation, or a budget-friendly option, plastic could be best. Modern material science has elevated these polymer enclosures to meet strict industrial safety standards. Metal distribution boxes, made from galvanized steel, stainless steel, or aluminum alloys, offer superior mechanical strength, fire resistance, thermal stability, excellent heat dissipation, grounding capability, and electromagnetic interference shielding. Two common materials—plastic and metal—dominate the market, but picking between them depends on your specific needs. For outdoor settings with moisture, humidity, or corrosive substances (like near coastal areas or chemical plants), plastic distribution.