About NEMA

The National Electrical Manufacturers Association or NEMA is a U.S. based association which was created on September 1, 1926 when the Associated Manufacturers of Electrical Supplies and the Electric Power Club merged.

It is headquartered in Rosslyn, Virginia. It sets many common standards used in electrical products among its over 400 members. NEMA has established a range of standards for electrical equipment enclosures. NEMA defines standards for many commonplace electrical interconnects, as well as outlining manufacturing standards for electrical products, such as various grades of electrical enclosures.


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