North American Industry Classification System (NAICS) code 33531 is used by federal buyers for market research, set-aside size standards, and reporting. Official titles come from the Census Bureau NAICS structure.
Official definition
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.
- Official title
- Electrical Equipment Manufacturing
- Code level
- 5
- Parent industry
- Electrical Equipment Manufacturing 3353
- Open opportunities
- 0 open · 0 active
Excluded or separately classified activities
Official Census cross-references identify activities that belong under another North American Industry Classification System (NAICS) code.
Manufacturing electronic component-type transformers and switches--are classified in Industry 33441, Semiconductor and Other Electronic Component Manufacturing;
Manufacturing environmental controls and industrial process control instruments--are classified in Industry 33451, Navigational, Measuring, Electromedical, and Control Instruments Manufacturing;
Manufacturing starting motors and generators for internal combustion engines--are classified in Industry 33632, Motor Vehicle Electrical and Electronic Equipment Manufacturing.
Manufacturing switches for electrical circuits, such as pushbutton and snap switches--are classified in Industry 33593, Wiring Device Manufacturing;
Manufacturing turbine generator set units and electric outboard motors--are classified in Industry 33361, Engine, Turbine, and Power Transmission Equipment Manufacturing;
Manufacturing welding and soldering equipment (except handheld soldering irons)--are classified in Industry 33399, All Other General Purpose Machinery Manufacturing; and
Source and edition
2022 NAICS Manual definition and reference material from the U.S. Census Bureau.