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U.S. Department of Labor | ![]() |
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Occupational Safety & Health Administration |
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SIC Description for 3644
Description for 3644: Noncurrent-Carrying Wiring Devices |
Division D: Manufacturing |
Major Group 36: Electronic And Other Electrical Equipment And Components, Except Computer Equipment |
Industry Group 364: Electric Lighting And Wiring Equipment |
3644 Noncurrent-Carrying Wiring Devices |
Establishments primarily engaged in manufacturing noncurrent-carrying wiring devices. Important products of this industry include conduits and fittings; electrical insulators, except porcelain and other ceramic insulators and glass insulators; outlet, switch, and fuse boxes; and pole line hardware. Establishments primarily engaged in manufacturing ceramic insulating are classified in Industry 3264, and those manufacturing glass insulators are classified in Industry 3229.
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