Guide Updated: June 5, 2022 A NEMA-rated electrical enclosure is a type of cabinet or box that meets the standards set out by the National Electrical Manufacturers Association (NEMA) as providing adequate shielding for electrical equipment against foreign objects. This includes corrosive agents, environmental hazards, dust, and human touch. There are 21 NEMA standards, each … Continue reading “2022 Guide to Fabricated NEMA-Rated Electrical Enclosures”