HOUSE WIRING WHITE BLACK WIRE OUTLET
What Is the Red Wire for in an Electrical Outlet? | Hunker
Sep 12, 2018In standard 120-volt wiring, the hot wire is black, but it can also be red. In most cases, you see a red wire in an outlet box only in special circumstances. One is that the outlet is a 240-volt one, which requires an extra hot wire. Another is that the box is on a circuit three-way switch loop.Author: Chris Deziel
Electrical Wiring Color Coding System - The Spruce
Opening up an outlet or light switch box, you might be confronted with a bewildering array of wires of different colors.Black, white, bare copper, and other colors closely intermingle, yet each one has its own specific purpose. Knowing the purpose of each wire will keep you safe and your house's electrical system in top working order.