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Wiring Device


Wiring devices are current-carrying electrical or electronic products that serve primarily as a connection or control point for electrical circuits within a range of 0–400 amperes, 0–600 volts (AC and DC), and AC-DC (660 watts, 1000 V AC fluorescent). The Wiring Device Section also includes certain non-current-carrying wiring devices and supplies.
  • Convenience plugs and power outlets (plugs and receptacles)
  • Attachment plug caps and flanged inlets
  • Connector bodies and flanged outlets
  • General-use switches and dimmers
  • Motion sensing switches
  • Timer switches
  • Multiple outlet assemblies, surface extensions, and power distribution poles
  • Switch, outlet, FM/TV, blank, and telephone plates
  • Undercarpet Premise Wiring Systems
  • Lampholders (incandescent, fluorescent, cold cathode, neon, quartz lamps, and others)

Click here for detailed product scope information.

End Markets
Commerical, industrial, and residential applications

Technical Activities

The Technical Committee develops and maintains a number of NEMA Standards related to wiring devices.  It  monitors and actively participates in national and international codes and standards that affect them. 

Related Resources



Membership in NEMA is open to any firm actively engaged in the manufacture in North America of a product within the NEMA scope and for sale in the open market. Membership of foreign firms is subject to product section policies and NEMA Board of Governors approval.

NEMA operates on a fee-for-service basis. Each product section establishes its projects and activities and approves an annual operating budget. A fee is then established using an annual average of net domestic sales of products within the NEMA scope. Visit Joining NEMA for more information on membership.


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