273300 Manufacture of wiring devices

This type includes the manufacture of current-carrying and non current-carrying wiring devices for electrical circuits regardless of material.

This type includes:

• manufacture of bus bars, electrical conductors (except switchgear-type)
• manufacture of GFCI (ground fault circuit interrupters)
• manufacture of lamp holders
• manufacture of lightning arrestors and coils
• manufacture of switches for electrical wiring (e.g. pressure, pushbutton, snap, tumbler switches)
• manufacture of electrical outlets and sockets
• manufacture of boxes for electrical wiring (e.g. junction, outlet, switch boxes)
• manufacture of electrical conduit and fitting
• manufacture of transmission pole and line hardware
• manufacture of plastic non current carrying wiring devices including plastic junction boxes, face plates, and similar, plastic pole line fittings and switch covers

This type excludes:

• manufacture of ceramic insulators (see 234300)
• manufacture of electronic component-type connectors, sockets, and switches (see 261100)