electrical - Black/black/black/green wires to black/red/white/green - how to figure which one to which? - Home Improvement Stack Exchange

There is a line for a hot tub that I am trying to reconnect. Hot tub side has black, red, white and green wires. Power supply side has three black and one green wires. The green was previously conn

How to Identify Positive & Negative Wires: AC, DC, & More

How can I tell which is the line in and which is the line? They're

Do I need 2 black wires for dimmer? Box says to connect red to

How can I tell which is the line in and which is the line? They're

How to Identify Positive & Negative Wires: AC, DC, & More

How to connect a three way wire of black, green, white and red to

electrical - Changing old light switch 2 black wires and 1 red

electrical - Light Switch 3 black wires, one white, no ground

Stingers and power cables you can make yourself.

electrical - Light box with one black, a two-black-one-red bundle

Can I hook the white and green to the hot (red) wire or the ground

How to connect a three way wire of black, green, white and red to

electrical - How should I connect an outlet to two white and three