NAICS Code 33531 Electrical Equipment Manufacturing




This industry comprises establishments primarily engaged in manufacturing power, distribution, and specialty transformers; electric motors, generators, and motor generator sets; switchgear and switchboard apparatus; relays; and industrial controls.

Cross References

Establishments primarily engaged in
  • Manufacturing turbine generator set units and electric outboard motors: classified in Industry 33361, Engine, Turbine, and Power Transmission Equipment Manufacturing
  • Manufacturing electronic component-type transformers and switches: classified in Industry 33441, Semiconductor and Other Electronic Component Manufacturing
  • Manufacturing environmental controls and industrial process control instruments: classified in Industry 33451, Navigational, Measuring, Electromedical, and Control Instruments Manufacturing
  • Manufacturing switches for electrical circuits, such as pushbutton and snap switches: classified in Industry 33593, Wiring Device Manufacturing
  • Manufacturing complete welding and soldering equipment: classified in Industry 33399, All Other General Purpose Machinery Manufacturing
  • Manufacturing starting motors and generators for internal combustion engines: classified in Industry 33632, Motor Vehicle Electrical and Electronic Equipment Manufacturing.

Industry Leaders