Group 273 - Manufacture of wiring and wiring devices

PSIC Group 273 covers Manufacture of wiring and wiring devices. Direct children below it include Manufacture of fiber optic cables, Manufacture of wiring devices, and Manufacture of other Electronic and Electric Wires...

Level Group

Hierarchy depth 3/5

Children 3

Last verified 2026-10-21

Key facts

Code summary

Code 273

Official title Manufacture of wiring and wiring devices

Version PSIC 2019

Source layer PSA / BSP

Parent 27 - Manufacture of Electrical Equipment

Section C - Manufacturing

Next step

Child codes

These are the next codes most users should open after this hub page.

2731

Manufacture of fiber optic cables

2733

Manufacture of wiring devices

2732

Manufacture of other Electronic and Electric Wires and Cables

Nearby codes

271

Manufacture of electric motors, generators, transformers and electricity distribution and control apparatus

272

Manufacture of batteries and accumulators

274

Manufacture of electric lighting equipment

275

Manufacture of domestic appliances

279

Manufacture of other electrical equipment

About this level

Practical summary

Group 273 sits in the PSIC 2019 hierarchy under C Manufacturing > 27 Manufacture of Electrical Equipment. This group usually narrows the choice to a small family of classes such as Manufacture of fiber optic cables, Manufacture of wiring devices, and Manufacture of other Electronic and Electric Wires and Cables. It is useful when two or three neighboring activities look similar but should not be collapsed into one code.

Official note

Source-backed description

This group includes the manufacture of current-carrying wiring devices and non current-carrying wiring devices for wiring electrical circuits regardless of material. This group also includes the insulating of wire and the manufacture of fiber optic cables.