Q: I understand GFCI (ground fault circuit interrupter) wiring is done for safety of the occupant/homeowner and is construction code. I recently purchased a brand new home and moved in the early part ...

Ground-fault circuit interrupters (GFCIs) limit the available shock current to personnel by sensing current flow in the neutral and interrupting the circuit at a predetermined value (typically 6mA) ...

Few things are more convenient than an in-wall smart outlet when you want to turn a lamp or small appliance on and off, and the devices have been around almost as long as smart switches. But you haven ...

A friend who was buying an older house was concerned about electrical safety and asked for my opinion as an electrical engineer. All of the AC receptacles (also called outlets) in the house were the ...

Q: You talked about a ground fault circuit interrupter and that it’s necessary in different places in the home. My home was built in the 1950s, and I don’t have ...

Have you ever noticed how some electrical outlets in your home look slightly different from the rest? Instead of a smooth plate, these outlets feature two small buttons, often colored black and red.