If you are experienced with electrical work, you can probably replace it yourself, using a similar GFCI outlet. Make sure to ...

Learn More › A: Ground fault circuit interrupters, or GFCIs, are outlets designed to shut off when they sense a ground fault or short in electricity. When a GFCI outlet senses an overload or ...

See? Good and evil. An RCD (or GFCI in the States) is a kind of circuit breaker that trips when the amount of current in the hot and neutral mains power lines aren’t equal and opposite ...