Electrical Cable — Sizes Australia

Note: Older cables (pre-1970s) might be measured in imperial inches. If you encounter these in an old house, they should be assessed by a licensed electrician.

Whether you are a homeowner looking to understand your switchboard or an apprentice electrician, this guide covers the essentials of cable sizing, colour codes, and applications. electrical cable sizes australia

Don't confuse flat TPS cable with circular flexible cords (like on a kettle or power board). Flex uses hundreds of tiny copper strands (making it flexible) whereas TPS uses a single solid copper wire (making it stiff). Flex should not be used for permanent house wiring behind walls. Note: Older cables (pre-1970s) might be measured in