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National Electrical Manufacturers Association (NEMA)

IHS Markit is your source for NEMA standards and publications.

NEMA is the trade association of choice for the electrical manufacturing industry. Founded in 1926 and headquartered near Washington, D.C., its approximately 450 member companies manufacture products used in the generation, transmission and distribution, control, and end-use of electricity. These products are used in utility, medical imaging, industrial, commercial, institutional, and residential applications.

IHS Markit carries all NEMA standards dealing with rating, testing performance, manufacture, and applications of a wide range of electrical equipment: controls for electric water heaters; oil burner controls; electric baseboard heaters; conduit and cable; high voltage insulators; industrial storage bateries; high-voltage fuses; power switch gear assemblies; electrical connectors; washer head bolts and nuts; plastic tree guards; guide to pin and sleeve plugs, receptables, and connectors; smoke detectors; coaxial communication cable; X-ray tubes; and installation procedures.

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Composed of nine NEMA Cable standards, this set contains all the key cable standards for the Power & Utilities industry.

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Composed of six documents and a color chart, the ANSI Z535 standards depict and explain the unique properties that can alert people to hazards in the workplace and at home. Each standard within this series has distinctive properties. Collectively, they prevent accidents and injuries.

Browse the Z535 series of safety alerting standards

NEMA Smart Grid Meters ANSI C12 Smart Grid Meters Collection

This collection provides the requirements and guidance on electricity metering, watt hour meter sockets, device data tables, meter interfacing to data communication networks and type 2 optical ports. It includes the entire ANSI C12 series of standards plus the NEMA SG-AMI 1 : Requirements for Smart Meter Upgradeability.

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