Electrical wires and screw terminals have a color code, which helps you match each wire to the correct terminal. The wire color code is helpful in preventing errors and assesing and remembering ...

People often use these electrical terms interchangeably, but there’s a difference: A cable assembles two or more wires in a ...

Older homes sometimes lack a neutral wire (which is typically white) in every box where a light switch is installed. That can be big problem for smart switch upgrades, which almost universally require ...

You’ll need to make a raft of decisions before you choose which smart switches to install in your home, and your choices will be influenced by everything from the ...