| Nace | Description | Number of Company |
|---|---|---|
| 27.11.01 | Manufacture of electric motors, generators and transformers (except parts and components) | 416 |
| 27.11.03 | Manufacture of parts and components of electric motors, generators and transformers | 151 |
| 27.12.01 | Manufacture of specific devices for electrical circuit switching, protection and control of electrical distribution (fuses, automatic circuit breakers, relays, insulation, circuit and load break switches, voltage limiters, wave suppressor e | 475 |
| 27.12.02 | Manufacture of specific devices for electrical circuit switching, protection and control of electrical distribution (table for control panel, consoles, cabinets etc. including other support, but except electrical switch, plug and socket) | 562 |
| 27.20.02 | Manufacture of non-rechargeable (primary) cells and batteries and their components and parts (cells and batteries containing manganese dioxide, mercuric dioxide, silver oxide, lithium oxide, zinc-air reacting) | 12 |
| 27.20.04 | Manufacture of rechargeable cells and batteries and their parts | 68 |
| 27.31.04 | Manufacture of fiber optic cables | 32 |
| 27.32.03 | Manufacture of other electronic and electric cables and wires (coaxial cable and other coaxial electric conductors, insulated magnet wires, insulated underground underwater conductors, acetate and silicone copper conductors etc.) (except fi | 431 |
| 27.52.06 | Manufacture of parts and components of non-electrical household appliances | 11 |
| 27.90.02 | Manufacture of electrical capacitors, resistors (except heating resistors), rheostats and potentiometers | 23 |
| 27.90.03 | Manufacture of mechanical and electromechanical signaling, safety and traffic control equipment (for railways, tramways, inland waterways, roads, parking facilities, airfields etc.) (including traffic lights and signal hardware) | 113 |
| 27.90.04 | Manufacture of carbon electrodes and other articles of graphite or other carbon used in electrical works (including coal heating resistors, battery carbons, and coals for arc lamps and other lamps etc.) | 35 |
| 27.90.08 | Manufacture of electrical machinery and devices with special functions (antenna amplifiers, electric fence energizer, electrical devices with translation or dictionary function, noise reduction units used in tape recorders etc.) | 71 |
| 27.90.09 | Manufacture of electric insulators (isolators) (except the ones made of glass and ceramic) | 18 |
| 27.90.10 | Manufacture of solarium booths, solarium lamps etc. and tanning equipment | 2 |
| 27.90.90 | Manufacture of other electrical equipment n.e.c. (electro-magnetic couplings, brakes and lifting heads, and electrical particle accelerators, signal generators etc.) | 70 |
| 33.14.01 | Maintenance and repair of power transformers, distribution transformers and special transformers (including electricity distribution and control apparatus) | 73 |
| 33.14.02 | Maintenance and repair of Electric motors, generators, and motor generator sets (including rewind of cones) | 341 |
| 33.20.51 | Installation services of electrical equipment (installation of electric motors, generators and transformers, electrical distribution and control equipment and other electrical equipment (except electrical signaling equipment for roads , etc | 453 |
| 35.12.13 | Transmission of electric energy (operation of the transmission system from the sources generating electric to the distribution system) | 259 |
| 35.13.02 | Maintenance and repair of electric counters | 11 |
| 35.14.01 | Activities of electric power brokers or agents that arrange the sale of electricity via power distribution systems operated by others | 145 |
| 43.21.01 | Installation of electrical wiring, cable TV and computer network installation and residential antennas (including satellite dishes), electric solar energy collectors, electricity meters, fire and burglary alarm systems of buildings and civi | 3489 |
| 43.21.03 | Installation of lighting and signaling systems on highways, railroads and other rail roads, ports and airports (including airport runway lighting systems) | 66 |
| 46.43.05 | Wholesale trade of electric supplies (cable, fuses, sockets, plugs, sockets, bulbs, electrical switches, circuit breakers, switches, relays, batteries, battery, etc.) (except for industrial ones and those used in electrical machinery, appar | 5493 |
| 46.43.08 | Wholesale of burglary and fire alarms and similar devices (for household use) | 307 |
| 46.69.09 | Wholesale trade of wind turbines, condensers, electrical insulators (insulators), AC / AD / DC motors, generators, etc. insulated winding wires, electrical machinery, apparatus and appliances | 420 |
| 47.54.03 | Retail trade of electrical installation supplies for household use in specialized stores (transformer, fuses, relays, battery and battery pack, electric accumulators, coaxial cable, electric conductors, switches, sockets, plugs n.e.c., sock | 874 |
