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Electrical Connector

Electrical connectors are electro-mechanical devices that join electrical terminations to create an electrical circuit. Connector housings are usually made of molded plastic. Terminals are usually made of metal or other conductive materials.

Products include:

  • Connectors (clamp-type, metal-clad or armored, molded rubber, pressure, split-bolt, substation, and twist-on wire)
  • Electric power connectors
  • Ground rods and accessories
  • Installation tooling
  • Lightning protection systems
  • Overhead lines connectors
  • Pressure connectors
  • Underground distribution type cable connectors and accessories

NEMA meets the needs of Members, the industry, and users of their products through direct input in drafting Standards, promoting harmonization, and advocating for regulatory policies that drive the market.



  • Develops Standards and advocates technical and industry positions; maintains the secretariat for ANSI C119 family of Standards that establish performance characteristics of connectors; develops and maintains connector, grounding, and bonding Standards including NEMA CC1 Electric Power Connection for Substations
  • Administers the U.S. Technical Advisory Group to the International Electrotechnical Commission (IEC) TC 20 to promote harmonization with European and global standards
  • Administers the CANENA (Council for Harmonization of Electrotechnical Standards of the Nations in the Americas) Technical Harmonization Committee 99 of connector Standards throughout North America; promotes adoption and harmonization of key standards by ANCE (Mexico's national standards and certification body), as well as all countries in Latin America
  • Provides input to the National Fire Protection Association (NFPA), Underwriters Laboratories (UL), and other bodies
  • Works in conjunction with NEMA Field Representative Program to provide training to state electrical inspectors on code requirements related to connector products


  • Engages with state-level code bodies to advocate for adoption of code requirements that directly impact the market for electrical connectors
  • Lobbies for federal and state policies that promote grid build-out and grid modernization 
  • Engages with federal policymakers to voice concerns about tariffs and submit exemption requests, if appropriate
  • Develops environmental regulatory collateral to respond to customer requests about state and federal requirements
  • Provides intelligence on Mexican regulation designed to facilitate privatization of the power grid, including access to Mexico's standards regulator for the power grid ?



  • Commercial, industrial, urban, residential and street lighting systems
  • Residential, commercial and industrial lightning protection systems
  • Residential, commercial and industrial electrical distribution systems
  • Substations and other power, signal, and control applications
  • Utility transmission and distribution systems

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