| 2007 NAICS | 2012 NAICS | 2017 NAICS | Corresponding Index Entries | |||
| 335931 | 335931 | 335931 | Arrestors and coils, lighting, manufacturing | |||
| 335931 | 335931 | 335931 | Automotive electrical switches manufacturing | |||
| 335931 | 335931 | 335931 | Bus bars, electrical conductors (except switchgear-type), manufacturing | |||
| 335931 | 335931 | 335931 | Caps and plugs, attachment, electric, manufacturing | |||
| 335931 | 335931 | 335931 | Conductor connectors, solderless connectors, sleeves, or soldering lugs, manufacturing | |||
| 335931 | 335931 | 335931 | Connectors and terminals for electrical devices manufacturing | |||
| 335931 | 335931 | 335931 | Connectors, electric cord, manufacturing | |||
| 335931 | 335931 | 335931 | Connectors, solderless (wiring devices), manufacturing | |||
| 335931 | 335931 | 335931 | Connectors, twist on wire (i.e., nuts), manufacturing | |||
| 335931 | 335931 | 335931 | Contacts, electrical (except carbon and graphite), manufacturing | |||
| 335931 | 335931 | 335931 | Convenience outlets, electric, manufacturing | |||
| 335931 | 335931 | 335931 | Cord connectors, electric, manufacturing | |||
| 335931 | 335931 | 335931 | Current taps, attachment plug and screw shell types, manufacturing | |||
| 335931 | 335931 | 335931 | Cutouts, switch and fuse, manufacturing | |||
| 335931 | 335931 | 335931 | Dimmer switches, outlet box mounting-type, manufacturing | |||
| 335931 | 335931 | 335931 | Duplex receptacles, electrical, manufacturing | |||
| 335931 | 335931 | 335931 | Fuse cutouts manufacturing | |||
| 335931 | 335931 | 335931 | GFCI (ground fault circuit interrupters) manufacturing | |||
| 335931 | 335931 | 335931 | Ground clamps (i.e., electric wiring devices) manufacturing | |||
| 335931 | 335931 | 335931 | Ground fault circuit interrupters (GFCI) manufacturing | |||
| 335931 | 335931 | 335931 | Lamp holders manufacturing | |||
| 335931 | 335931 | 335931 | Lamp sockets and receptacles (i.e., electric wiring devices) manufacturing | |||
| 335931 | 335931 | 335931 | Lightning arrestors and coils manufacturing | |||
| 335931 | 335931 | 335931 | Lightning protection equipment manufacturing | |||
| 335931 | 335931 | 335931 | Lugs and connectors, electrical, manufacturing | |||
| 335931 | 335931 | 335931 | Outlets (i.e., receptacles), electrical, manufacturing | |||
| 335931 | 335931 | 335931 | Outlets, convenience, electrical, manufacturing | |||
| 335931 | 335931 | 335931 | Plugs, electric cord, manufacturing | |||
| 335931 | 335931 | 335931 | Rail bonds, propulsion and signal circuit electric, manufacturing | |||
| 335931 | 335931 | 335931 | Receptacles (i.e., outlets), electrical, manufacturing | |||
| 335931 | 335931 | 335931 | Rheostats (i.e., dimmer switches), current-carrying wiring device, manufacturing | |||
| 335931 | 335931 | 335931 | Snap switches (i.e., electric wiring devices) manufacturing | |||
| 335931 | 335931 | 335931 | Sockets, electric, manufacturing | |||
| 335931 | 335931 | 335931 | Solderless connectors (electric wiring devices) manufacturing | |||
| 335931 | 335931 | 335931 | Switch cutouts manufacturing | |||
| 335931 | 335931 | 335931 | Switches for electrical wiring (e.g., pressure, pushbutton, snap, tumbler) manufacturing | |||
| 335931 | 335931 | 335931 | Switches, outlet box mounting-type, manufacturing | |||
| 335931 | 335931 | 335931 | Taps, current, attachment plug and screw shell types, manufacturing | |||
| 335931 | 335931 | 335931 | Terminals and connectors for electrical devices manufacturing |