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Ground Fault Circuit Interrupter(GFCI). Sometimes known as a GFI, or a residual-current device (RCD or RCCB). Can refer to receptacles as well as circuit breakers. They detect a leak in current, or an imbalance between the current on the hot and neutral wires. This is used to prevent electrical shock. Use with the [electrical] tag

2 votes
1 answer
3k views

What is the life expectancy of a GFCI receptacle? [closed]

When I say "the life expectancy of a GFCI receptacle", I more specifically mean, "the life expectancy of the GFCI circuitry found in a GFCI receptacle." … To verify its GFCI function, I do not exclusively use the "TEST" button that is built into the receptacle. I rely on a standalone GFCI outlet tester that trips the GFCI receptacle. …
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3 votes
2 answers
2k views

Is there any benefit to tripping a GFCI receptacle when it's not in use?

Keep in mind that, because of the harsh conditions of the elements, outdoor GFCI receptacles lose their GFCI abilities much sooner than their indoor counterparts. … Each GFCI receptacle has a "TEST" button that one can use (in conjunction with the "RESET" button) to ensure that the GFCI circuitry inside of the receptacle is still functional. …
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