Establishments primarily engaged in manufacturing electrical machinery, equipment, and supplies, not elsewhere classified, including high energy particle acceleration systems and equipment, electronic simulators, appliance and extension cords, bells and chimes, and insect traps.
| Accelerating waveguide structures | Flytraps, electrical |
| Amplifiers; magnetic, pulse, and maser | Gongs, electric |
| Appliance cords for e.g., electric irons, grills, waffle irons—mfpm | Grids, electric |
| Atom smashers (particle accelerators) | Lamps, insect: electric |
| Bells, electric | Laser welding, drilling and cutting equipment |
| Betatrons | Linear accelerators |
| Chimes, electric | Logs, fireplace: electric |
| Christmas tree lighting sets, electric | Maser amplifiers |
| Clothing, electrically heated | Ornaments, Christmas tree: electric |
| Cyclotrons | Outboard motors, electric |
| Door opening and closing devices, electrical | Particle accelerators, high voltage |
| Dynamotrons | Teaching machines and aids, electronic |
| Electric fence chargers | Trouble lights—mfpm |
| Electron beam metal cutting, forming, and welding machines | Ultrasonic cleaning equipment, except medical and dental |
| Electron linear accelerators | Ultrasonic generators sold separately for inclusion in tools and equipment |
| Electrostatic particle accelerators | Ultrasonic welding machines and equipment |
| Extension cords, made from purchased insulated wire | Waveguide pressurization equipment |
| Flight simulators (training aids), electronic | |
| Codes |
Titles | Total Marketable US Businesses |
| 36990000 | Electrical equipment and supplies, nec | 1,515 |
| 36990100 | High-energy particle physics equipment | 41 |
| 36990101 | Accelerating waveguide structures | 12 |
| 36990102 | Atom smasher (particle accelerators) | 1 |
| 36990103 | Betatrons | 1 |
| 36990104 | Cyclotrons | 5 |
| 36990106 | Electron linear accelerators | 3 |
| 36990107 | Electrostatic particle accelerators | 5 |
| 36990108 | Linear accelerators | 10 |
| 36990109 | Particle accelerators, high voltage | 2 |
| 36990110 | Pulsed electron guns | 0 |
| 36990200 | Electrical welding equipment | 31 |
| 36990201 | Electron beam metal cutting, forming or welding machines | 15 |
| 36990202 | Laser welding, drilling, and cutting equipment | 110 |
| 36990203 | Welding machines and equipment, ultrasonic | 35 |
| 36990300 | Electronic training devices | 100 |
| 36990301 | Countermeasure simulators, electric | 12 |
| 36990302 | Flight simulators (training aids), electronic | 102 |
| 36990303 | Teaching machines and aids, electronic | 25 |
| 36990304 | Automotive driving simulators (training aids), electronic | 30 |
| 36990400 | Electric sound equipment | 54 |
| 36990401 | Bells, electric | 9 |
| 36990402 | Chimes, electric | 8 |
| 36990403 | Gongs, electric | 0 |
| 36990404 | Sound signaling devices, electrical | 17 |
| 36990405 | Underwater sound equipment | 11 |
| 36990500 | Security devices | 494 |
| 36990501 | Electric fence chargers | 4 |
| 36990502 | Security control equipment and systems | 472 |
| 36990600 | Household electrical equipment | 36 |
| 36990601 | Appliance cords, for household electrical equipment | 14 |
| 36990602 | Christmas tree lighting sets, electric | 22 |
| 36990603 | Christmas tree ornaments, electric | 1 |
| 36990604 | Door opening and closing devices, electrical | 92 |
| 36990605 | Extension cords | 13 |
| 36990606 | Fireplace logs, electric | 5 |
| 36990607 | Fly traps, electrical | 4 |
| 36990608 | Insect lamps, electric | 2 |
| 36999901 | Cleaning equipment, ultrasonic, except medical and dental | 66 |
| 36999902 | Fire control or bombing equipment, electronic | 30 |
| 36999903 | Generators, ultrasonic | 4 |
| 36999904 | Grids, electric | 15 |
| 36999905 | Heat emission operating apparatus | 17 |
| 36999906 | Laser systems and equipment | 338 |
| 36999907 | Lead-in wires, electric lamp | 3 |
| 36999908 | Maser equipment | 0 |
| 36999909 | Outboard motors, electric | 4 |
| 36999910 | Photographic control systems, electronic | 10 |
| 36999911 | Pulse amplifiers | 6 |
| 36999912 | Trouble lights | 4 |
| 36999913 | Waveguide pressurization equipment | 2 |
