GFCI outlets reduce the danger of deadly shock from faulty plug-in cords and devices. A GFCI (ground fault circuit interrupter) is a special type of outlet that detects dangerous ground faults and ...

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 ...

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) ...