GFCI Outlet
A ground-fault circuit interrupter receptacle that trips within 1/40th of a second when it detects current leaking to ground — required in wet locations.
Quick answer
GFCI Outlet: A ground-fault circuit interrupter receptacle that trips within 1/40th of a second when it detects current leaking to ground — required in wet locations. Typical cost: $25–$50 per outlet; $150–$250 installed by an electrician..
Why it matters
GFCIs prevent electrocution and are now required in bathrooms, kitchens, garages, outdoors, basements, laundry rooms, and within 6 feet of any sink. Missing GFCIs are the #1 home-inspection electrical flag.
Typical cost
$25–$50 per outlet; $150–$250 installed by an electrician.
Pros
- • Prevents fatal electrical shocks
- • Required by code in wet locations
- • Self-testing on newer models
- • Easy to add
Cons
- • Can nuisance-trip on long runs
- • Sometimes confused with AFCIs (which protect against arc faults, not ground faults)
Common uses
- • Bathrooms, kitchens, garages, basements
- • Outdoor outlets and pool equipment
- • Laundry rooms and unfinished spaces
Alternatives
GFCI breaker (protects the whole circuit from the panel)
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Frequently asked questions
- How often should GFCI outlets be tested?
- Once a month. Press TEST — the outlet should de-energize. Press RESET — power should return.
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