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 ...

When you layer that mistake on top of aging wiring, shallow metal boxes, and three‑prong outlets with no real ground, you get a kitchen that looks modern but behaves like it is still in the 1970s.

An arc-fault circuit interrupter (AFCI) is a device intended to protect against the effects of arc faults by recognizing characteristics unique to arcing and then de-energizing the circuit when it ...

Thank you for visiting one of our most popular classic articles. If you’d like to see updated information on this topic, please check out this recently published article, Recent Rule Changes for GFCI ...

A $12 cover could be the only thing standing between your home and a serious electrical hazard.