Ground fault circuit interrupter, also referred to GFCI, GFI, or a residual-current device. This devices detects a leak in current, or an imbalance between the current on the hot and neutral wires. This is used to prevent electrical shock.

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Electrical problem with GFCI

I just bought this house, and the circuit in the garage was functioning fine. I have a GFCI and one downstream receptacle on a certain branch. There are other GFCIs on this circuit, but not in line ...
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1answer
48 views

GFCI issue with grounded protected receptacle

Trying to wire GFCI and a protected receptacle into the same box for 4 outlet set up. When I wire protected receptacle to LOAD side and connect it to the ground, the GFCI test fails. If I ...
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30 views

New GFCI plug but no power?

Installed new 15A GFCI wall plug. Green light is on but no power is available. What do I do?
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3answers
943 views

How do I wire this switch/outlet combo?

This 5 minute task has kept me busy for an hour. Old switch/outlet combo melted. Replacing with gfci combo. Red/White pair is the line. Orange/White pair is the load to the light. Strangely, ...
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2answers
57 views

Outlets that seem to be on same circuit, but not behaving that way

I'm trying to install a GFCI outlet in my kitchen. My understanding is that you can install one GFCI on the circuit and this will protect all of the other outlets. This is assuming that the GFCI ...
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1answer
62 views

Wiring switched-controlled GFCI outlets outdoors

I have a dedicated outdoor 20 amp circuit (GFCI breaker) in my yard that was for a pool we got rid of. 2-gang box w/weatherproof cover. I want to install a GFCI outlet that is controlled by a switch....
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1answer
68 views

what could cause my gfci to randomly trip?

I'm in the process of finishing my basement, and am almost done with the electrical rough-in. The whole thing is open studs at this time, so any sort of reconfiguration is easily possible. I have a ...
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3answers
75 views

GFI false trips, but everything checks out. (????)

Any load trips a new GFCI breaker: Conditions: Brand new construction. New 75' 4wire feed to new subpanel from a long working and reliable main subpanel. One GFCI breaker feeding 4 outlets from new ...
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2answers
89 views

Why does my greatroom have a GFI breaker on the circuit?

We moved into a condo in 2012 and have had issues on one of the circuits. The circuit serves the outlets in our great room and sun room. Initially, we would trip the breaker when using the vacuum ...
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83 views

GFCI outlets fail repeatedly in new home

I purchased new home which has never been lived in and I have had to replace three different ground fault outlets. They just quit working. Now I have one in bathroom, which had been previously ...
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3answers
8k views

Why does my GFCI receptacle trip when anything is plugged in?

My house was built in 1994. The garage is fed from one 20amp circuit wired to the lights first, then a GFCI, then a couple regular outlets. This has worked fine for me for 19+ years. We had a ...
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63 views

What breaker size for box containing two GFCI circuits?

What should the main panel breaker size be to control a 60amp GFCI for a hot tub and a 15amp GFCI outlet. The gfci's are mounted in a box that will be wired to the main panel.
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58 views

GFCI breaker has no power?

When I place GFCI breaker into panel and turn the power on, there is no power that I can measure on the hot leg. I measure it between white wire (neutral) and the hot leg. Yes, the pigtail white wire ...
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1answer
24k views

Can I add a standard receptacle on a GFCI circuit

So, I want to add a receptacle in the bathroom (I tend to run out of batteries on my phone while crapping at the end of the day). There's a GFCI outlet on the other side of the crapper wall that ...
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1answer
18 views

magic chef gas stove no clicking, gfci is tripped, won't reset

just like usual, I cleaned the magic chef gas stove Under the top. the gfci in the next room went red, no clicking, no pilot, but it's clean. What's wrong?
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86 views

How to add a gfci and surge protector to pool pump line?

I want to add a gfci and surge protector to the 240v circuit for my pool pump. The 12 guage power wires (red and black) and ground (green) run from the corner of yard directly to the main breaker ...
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1answer
29 views

Running a standard receptacle on GFCI line

I am recently done with my kitchen renovation. I have L shaped kitchen where the smaller portion has refrigerator on it. The refrigerator has been moved from from the corner of the wall to the center, ...
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2answers
56 views

Why GFCI outlets?

In the original portion of my 1949 Colorado home, there are several GFCI outlets in the family room and bedroom. It looks like at least one room's outlets are not grounded, would this be why someone ...
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1answer
89 views

How to determine why an AFIC or GFIC breaker tripped?

GFCI and AFCI breakers trip under specific conditions, unbalanced current, and a detected arc, respectively. However, they also trip under ordinary overcurrent conditions in the same way that ordinary ...
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1answer
59 views

How to wire a GFCI with 4 white and 4 black wires - see pictures

I live in an old house and I am looking to replace a two prong outlet in the kitchen with a GFCI outlet . I already did this for two outlets in my garage. When I removed the outlet, I found 2 wires on ...
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4answers
100 views

GFCI receptacle and 3-way switches

I have replaced a bathroom outlet with a GFCI. The first outlet from the circuit breaker is the bathroom outlet. The circuit then goes to a switched light outdoors, a switched light to a hallway, ...
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3answers
61 views

Is is safe to only use a gfci with no ground wires downstream?

If you use a gfci outlet and the rest of the outlets downstream don't have a ground wire attached, are they still considered grounded and are they safe?
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2answers
47 views

Wiring a light fixture in bathroom attached to a switch and GFCI

I am replacing all the components in my bathroom during a remodel. I have a box that has a light switch and a GFCI, the switch controls the vanity light. When i removed the old fixture I neglected to ...
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1answer
31 views

A GFCI outlet controlled by a light switch

I'm installing a disposal and am wondering how I can control the GFCI that the disposal is plugged into with a switch. I want the switch to control the GFCI outlet to protect the disposal. Thank you.
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1answer
52 views

GFCI Outlet or Breaker

As a part of my renovation of a 1900's cottage I'm completely rebuilding the kitchen. I'm planning on running 2 20A circuits shared between the countertop outlets, fridge & dishwasher. Is there ...
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3answers
44k views

How can one whole group of outlets stop working, but the wires to one plug on one outlet are still hot?

I have a bank — circuit? — of outlets in the kitchen that have stopped working. One of these outlets is a GFCI but it is not tripped. The breakers for all the kitchen outlets have not tripped but I ...
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4answers
80k views

How do I properly wire GFCI outlets in parallel?

I have two countertop outlets in my kitchen that I am in the process of replacing with new, GFCI-protected outlets. These two outlets are on a circuit together, and they are the only loads on that ...
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1answer
907 views

GFCI combination switch and outlet to fully switched protected outlet

Before a single screw comes out of the wall, I need to be sure I understand this fully, and rather than type out everything, I made a diagram based on what I was able to dig up on forums. This is for ...
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1answer
81 views

GFCI receptacle works partially when switch is turned off; not at all when on

I had an electrician install an outdoor receptacle recently, and it's not working as expected. Before the receptacle was installed, the only thing I'm aware of that was on this circuit was a single ...
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2answers
71 views

Electric Smoker Trips GFCI

My outside outlet is tied to a GFCI receptacle. When I plug in my smoker, the GFCI TRIPS. What con I do to avoid this besides running an extension cord to another receptacle (inside the apartment)?
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4answers
63k views

Which Kitchen outlets do NOT need GFCI?

I have the 2 circuits in the kitchen with GFCI outlets, but I'm not quite sure which other ones do NOT need GFCI. Other circuits in the kitchen include Microwave, Fridge, and Dishwasher. It makes ...
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1answer
26 views

While replacing a GFCI I find it has 2 circuits running into it. New GFCI trips

House sale, inspector pointed out the GFCI at the front of my garage was failing his tester. Trip light was always on but it still fed power. Skip to the end if this is too wordy, but I wanted to ...
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1answer
74 views

GFCI is popping for no reason

This morning we woke up to the bathroom lights not working. Investigation reveals that the culprit is the GFCI that serves two bathrooms and the laundry room. It still pops in 10-15 seconds with no ...
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1answer
85 views

It it safe to have a 15 amp GFCI outlet on a 50 amp GFCI breaker?

My friend just got rid of her hot tub. The person that took it put an outlet where the tub was. He put in a 15 amp GFCI at the outlet but left the 50 amp GFCI breaker in the panel box. Is this ...
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0answers
19 views

GFCI receptacle

I just installed a GFCI outlet in my bathroom thats directly connected to the light fixture switch. when i turn power back on the light fixture isn't getting power and the outlet wont test. But The ...
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3answers
262 views

What reasons are there to rewire an ungrounded circuit instead of adding GFCI protection?

The NEC allows replacing non-grounding-type (2-prong) receptacles with grounding-type (3-prong) receptacles by adding GFCI protection at the breaker or first outlet. What reasons might there be for ...
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3answers
114 views

Why are ungrounded GFCIs required to be labeled?

I discovered in my new house that someone had incorrectly connected grounded outlets (without any ground connected) to the knob and tube wiring. I have read that the outlets can be made safe by ...
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7answers
109k views

How do I install a GFCI receptacle with two hot wires and common neutral?

In my kitchen, I want to replace a regular 120V receptacle with a GFCI-protected receptacle. The instructions describe what to do with a regular 2-wire + ground feed, with and without daisy chaining ...
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1answer
53 views

How to determine if a circuit breaker has GFCI

I recently discovered none of the grounds in the three-prong outlets in my house are connected to anything. AFAICT the only way this is allowed without GFCI outlets is to have GFCI circuit breakers ...
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4answers
38k views

Why is GFCI tripping on refrigerator circuit?

My refrigerator is tripping the GFCI on the socket into which it is plugged. Searching about this topic seems to indicate that this is a reasonably common complaint. However, I can't find any ...
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5answers
30k views

Why do I have a green light on my GFCI but the outlet will not come on?

While cleaning, my niece sprayed my GFCI outlet causing it to go out. I attempted to reset it but came up with negative results. I purchased another one, hooked it together (green light came on ...
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1answer
165 views

Is there a safe alternative to electrical grounding for computers in Argentina?

I came across this APC product page for Microsol Isolator Modules, which purportedly provide "safe power in places with poor or nonexistent grounding." The unit is meant for Brazil, so it won't work ...
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34 views

Michigan Kitchen Sink Electrical Requirements

Wondering what the NEC code requirements are for Residential Kitchen outlets. I was told that the two wall outlets on either side of the kitchen sink have to be on separate circuits. The kitchen in my ...
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3answers
16k views

Are non-GFCI outlets that are downstream of a GFCI outlet ground fault protected if they are fed from the GFCI outlet's load side?

Are non-GFCI outlets that are downstream of a GFCI outlet ground fault protected if they are fed from the GFCI outlet's load side? If those non-GFCI downstream outlets were not fed from the GFCI ...
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1answer
30 views

My washer keeps tripping my gfci

I recently rewired an old house. The laundry room is on its own circuit and the washer plugs directly into the gfci outlet. Everything seemed to be working great. The lights works and the outlets ...
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2answers
54 views

Existing GFCI outlet wiring to a new switch

I want to relocate a GFCI outlet in my kitchen that is currently below my top cabinets to above the cabinets so I can plug in an LED rope light and illuminate above the cabinets. With that being said ...
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83 views

New GFCI in garage is tripping when driveway lights are turned on

So I had GFCI outlets put into the garage to use for Christmas lights outside. After installing, the christmas lights all work great but when I flip the switch in the foyer for the lights at the end ...
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41 views

Do newer GFCI receptacles still trip due to inductive load from motors?

I am rewiring a kitchen and faced with a dilemma of having the garbage disposal on a GFCI circuit. Will it trip when turned off like the older GFCI's?
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2answers
76 views

How can I detect the total ground fault leakage current in my home?

In Europe, houses often have all breakers chained beneath one or more RCDs (their word for GFCI). I would not want the nuisance of multiple circuits shutting off at once, so I'm glad in the US we ...
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1answer
135 views

Safe location rules for bathroom sink recepticle and light switch

Bathroom sink with mirror & vanity light. Presently, the vanity light switch and single receptacle are separate from each other and in awkward locations. I intend to put them together in a single ...