This Chapter has been extracted from the ONS Explanatory Notes and provides a more detailed explanation of possible activities that could fall within the SIC Codes related to the Chapter.
This division includes the manufacture of products that generate, distribute and use electrical power. Also included is the manufacture of electrical lighting, signalling equipment and electric household appliances. This division excludes the manufacture of electronic products (see division 26).27.1 Manufacture of electric motors, generators, transformers and electricity distribution and control apparatus
This group comprises the manufacture of power, distribution and specialty transformers; electric motors, generators, and motor generator sets.27.11 Manufacture of electric motors, generators and transformers
This class includes manufacture of all electric motors and transformers: AC, DC and AC/DC.This class includes:
- manufacture of electric motors (except internal combustion engine starting motors)
- manufacture of distribution transformers, electric
- manufacture of arc-welding transformers
- manufacture of fluorescent ballasts (i.e. transformers)
- manufacture of substation transformers for electric power distribution
- manufacture of transmission and distribution voltage regulators
- manufacture of power generators (except battery charging alternators for internal combustion engines)
- manufacture of motor generator sets (except turbine generator set units)
- rewinding of armatures on a factory basis
This class excludes:
- manufacture of electronic component-type transformers and switches, see 26.11
- manufacture of electric welding and soldering equipment, see 27.90
- manufacture of solid state inverters, rectifiers and converters, see 27.90
- manufacture of turbine-generator sets, see 28.11
- manufacture of starting motors and generators for internal combustion engines, see 29.31
27.12 Manufacture of electricity distribution and control apparatus
This class includes:- manufacture of power circuit breakers
- manufacture of surge suppressors (for distribution level voltage)
- manufacture of control panels for electric power distribution
- manufacture of electrical relays
- manufacture of duct for electrical switchboard apparatus
- manufacture of electric fuses
- manufacture of power switching equipment
- manufacture of electric power switches (except pushbutton, snap, solenoid, tumbler)
- manufacture of prime mover generator sets
This class excludes:
- manufacture of environmental controls and industrial process control instruments, see 26.51
- manufacture of switches for electrical circuits, such as pushbutton and snap switches, see 27.33
27.2 Manufacture of batteries and accumulators
27.20 Manufacture of batteries and accumulators
This class includes the manufacture of non-rechargeable and rechargeable batteries.This class includes:
- manufacture of primary cells and primary batteries
• cells containing manganese dioxide, mercuric dioxide, silver oxide etc.
- manufacture of electric accumulators, including parts thereof:
• separators, containers, covers
- manufacture of lead acid batteries
- manufacture of NiCad batteries
- manufacture of NiMH batteries
- manufacture of lithium batteries
- manufacture of dry cell batteries
- manufacture of wet cell batteries
27.3 Manufacture of wiring and wiring devices
This group includes the manufacture of current-carrying wiring devices and non current-carrying wiringdevices for wiring electrical circuits regardless of material. This group also includes the insulating of wire and the manufacture of fibre optic cables.
27.31 Manufacture of fibre optic cables
This class includes:- manufacture of fibre optic cable for data transmission or live transmission of images
This class excludes:
- manufacture of glass fibres or strand, see 23.14
- manufacture of optical cable sets or assemblies with connectors or other attachments, see depending on application, e.g. 26.11
27.32 Manufacture of other electronic and electric wires and cables
This class includes:
- manufacture of insulated wire and cable, made of steel, copper, aluminium
This class excludes:
- manufacture (drawing) of wire, see 24.34, 24.41, 24.42, 24.43, 24.44, 24.45
- manufacture of computer cables, printer cables, USB cables and similar cable sets or assemblies, see 26.11
- manufacture of electrical cord sets with insulated wire and connectors, see 27.90
- manufacture of cable sets, wiring harnesses and similar cable sets or assemblies for automotive
applications, see 29.31
27.33 Manufacture of wiring devices
This class includes the manufacture of current-carrying and non current-carrying wiring devices forelectrical circuits regardless of material.
This class 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 or 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 class excludes:
- manufacture of ceramic insulators, see 23.43
- manufacture of electronic component-type connectors, sockets, and switches, see 26.11
27.4 Manufacture of electric lighting equipment
27.40 Manufacture of electric lighting equipment
This class includes the manufacture of electric light bulbs and tubes, and parts and components thereof (except glass blanks for electric light bulbs), electric lighting fixtures and lighting fixture components (except current-carrying devices).This class includes:
- manufacture of discharge, incandescent, fluorescent, ultra-violet, infra-red etc. lamps, fixtures and bulbs
- manufacture of ceiling lighting fixtures
- manufacture of chandeliers
- manufacture of table lamps (i.e. lighting fixture)
- manufacture of Christmas tree lighting sets
- manufacture of electric fireplace logs
- manufacture of flashlights
- manufacture of electric insect lamps
- manufacture of lanterns (e.g. carbide, electric, gas, gasoline, kerosene)
- manufacture of spotlights
- manufacture of street lighting fixtures (except traffic signals)
- manufacture of lighting equipment for transportation equipment (e.g. for motor vehicles, aircraft, boats)
This class also includes:
- manufacture of non-electrical lighting equipment
This class excludes:
- manufacture of glassware and glass parts for lighting fixtures, see 23.19
- manufacture of current-carrying wiring devices for lighting fixtures, see 27.33
- manufacture of ceiling fans or bath fans with integrated lighting fixtures, see 27.51
- manufacture of electrical signalling equipment such as traffic lights and pedestrian signalling equipment, see 27.90
- manufacture of electrical signs, see 27.90
27.5 Manufacture of domestic appliances
This group includes the manufacture of small electric appliances and electric housewares, household-type fans, household-type vacuum cleaners, electric household-type floor care machines, household-type cooking appliances, household-type laundry equipment, household-type refrigerators, upright and chest freezers, and other electrical and non-electrical household appliances, such as dishwashers, water heaters, and garbage disposal units. This group includes the manufacture of appliances with electric, gas or other fuel sources.27.51 Manufacture of electric domestic appliances
This class includes:- manufacture of domestic electric appliances:
• refrigerators
• freezers
• dishwashers
• washing and drying machines
• vacuum cleaners
• floor polishers
• waste disposers
• grinders, blenders, juice squeezers
• tin openers
• electric shavers, electric toothbrushes, and other electric personal care device
• knife sharpeners
• ventilating or recycling hoods
- manufacture of domestic electrothermic appliances:
• electric water heaters
• electric blankets
• electric dryers, combs, brushes, curlers
• electric smoothing irons
• space heaters and household-type fans, portable
• electric ovens
• microwave ovens
• cookers, hotplates
• toasters
• coffee or tea makers
• frying pans, roasters, grills, hoods
• electric heating resistors etc.
This class excludes:
- manufacture of commercial and industrial refrigerators and freezers, room air-conditioners, attic fans,
permanently mounted space heaters, and commercial ventilation and exhaust fans, commercial-type cooking equipment; commercial-type laundry, dry-cleaning, and pressing equipment; commercial, industrial, and institutional vacuum cleaners, see division 28
- manufacture of household-type sewing machines, see 28.94
- installation of central vacuum cleaning systems, 43.29
27.52 Manufacture of non-electric domestic appliances
This class includes:- manufacture of domestic non-electric cooking and heating equipment:
• non-electric space heaters, cooking ranges, grates, stoves, water heaters, cooking appliances, plate
warmers
27.9 Manufacture of other electrical equipment
27.90 Manufacture of other electrical equipment
This class includes the manufacture of miscellaneous electrical equipment other than motors, generators and transformers, batteries and accumulators, wires and wiring devices, lighting equipment or domestic appliances.This class includes:
- manufacture of battery chargers, solid-state
- manufacture of door opening and closing devices, electrical
- manufacture of electric bells
- manufacture of extension cords made from purchased insulated wire
- manufacture of ultrasonic cleaning machines (except laboratory and dental)
- manufacture of solid state inverters, rectifying apparatus, fuel cells, regulated and unregulated power
supplies
- manufacture of uninterruptible power supplies (UPS)
- manufacture of surge suppressors (except for distribution level voltage)
- manufacture of appliance cords, extension cords, and other electrical cord sets with insulated wire and connectors
- manufacture of carbon and graphite electrodes, contacts, and other electrical carbon and graphite
products
- manufacture of particle accelerators
- manufacture of electrical capacitors, resistors, condensers, and similar components
- manufacture of electromagnets
- manufacture of sirens
- manufacture of electronic scoreboards
- manufacture of electrical signs
- manufacture of electrical signalling equipment such as traffic lights and pedestrian signalling equipment
- manufacture of electrical insulators (except glass or porcelain), base metal conduit and fittings
- manufacture of electrical welding and soldering equipment, including hand-held soldering irons
This class excludes:
- manufacture of porcelain electrical insulators, see 23.43
- manufacture of carbon and graphite fibres and products (except electrodes and electrical applications), see 23.99
- manufacture of electronic component-type rectifiers, voltage regulating integrated circuits, power
converting integrated circuits, electronic capacitors, electronic resistors, and similar devices, see 26.11
- manufacture of transformers, motors, generators, switchgear, relays, and industrial controls, see 27.1
- manufacture of batteries, see 27.20
- manufacture of communication and energy wire, current-carrying and non current-carrying wiring
devices, see 27.3
- manufacture of lighting equipment, see 27.40
- manufacture of household-type appliances, see 27.5
- manufacture of non-electrical welding and soldering equipment, see 28.29
- manufacture of motor vehicle electrical equipment, such as generators, alternators, spark plugs, ignition wiring harnesses, power window and door systems, voltage regulators, see 29.31
For all queries related to this Chapter or any other aspect of SIC Codes, please contact the Office of National Statistics on 01329 444970 or email classifications.helpdesk@ons.gov.uk.