| 27330 | Bus bars, electrical conductors (except switchgear-type) (manufacture) |
| 27330 | Electrical outlets or sockets (manufacture) |
| 27330 | GFCI (ground fault circuit interrupters) (manufacture) |
| 27330 | Junction box (manufacture) |
| 27330 | Lamp holder (electric) (manufacture) |
| 27330 | Lightning arresters (manufacture) |
| 27330 | Non-current carrying plastic junction boxes (manufacture) |
| 27330 | Non-current carrying plastic pole line fittings (manufacture) |
| 27330 | Non-current carrying plastic switch covers (manufacture) |
| 27330 | Outlet boxes for electrical wiring (manufacture) |
| 27330 | Plastic electrical conduit tubing (manufacture) |
| 27330 | Plastic non-current carrying face plates (manufacture) |
| 27330 | Plug and socket (electric) (manufacture) |
| 27330 | Sockets (electric) (manufacture) |
| 27330 | Switch (electric) (manufacture) |
| 27330 | Switch boxes for electrical wiring (manufacture) |
| 27330 | Transmission pole and line hardware (manufacture) |
| 27330 | Wiring accessories (manufacture) |
| 27330 | Wiring devices (manufacture) |
| 27330 | |