Wire Color Code Chart Canada. Nec wiring color codes for ac us canada us nec ac single multi phase wiring color codes the mandatory colors for power wiring in national electric codes nec are green bare or green yellow yellow strip or band on green for protective ground pg and white alternatively grey for neutral wire. These are the wire color coding standards that are used in the united states. If you need a non stock item don t worry.
Custom cable and custom heat shrink shapes are another of our specialties. The canadian electrical code cec regulates electrical wiring color coding in canada. We will make it for you. Ground ground wiring should be green or green with a yellow stripe.
Neutral neutral wires should be grey.
Single phase line hot black or red. Earth or protective conductor. Single phase line hot black or red. The preferred wiring colour codes for a three phase four wire system is as follows. Custom cable and custom heat shrink shapes are another of our specialties.