Short answer
A breaker that keeps tripping is usually one of four things: too much load on the circuit, a short circuit, a ground fault, or a worn-out breaker. Unplug things on that circuit and reset it once, fully off then on. If it trips again with little plugged in, or you notice heat, a smell or scorch marks, leave it off and call an electrician. Never replace it with a bigger breaker.
What's probably happening
A breaker is a safety switch. It turns a circuit off when more current flows than the wire can safely carry, or when current goes somewhere it shouldn't. When it trips over and over, the question is which of those it's reacting to. When it trips is usually the best clue.
Too much on one circuit
This is the most common cause. A space heater, a hair dryer and a microwave pulling from the same circuit can add up to more than it's rated for. The breaker lets a small overload run for a while, then trips. If it happens when a certain combination of things is running, and not otherwise, overload is the likely answer. In older Huntington homes, where one circuit might feed several rooms, this is especially common in winter when space heaters come out.
A short circuit
A short is when a hot wire touches a neutral or another hot wire. The breaker trips instantly, often with a pop or a flash at an outlet or appliance. A damaged cord, a failing appliance, a loose wire in a box, or a nail or screw driven through a cable can all cause it.
A ground fault
A ground fault is when current leaks to a grounded surface: a metal box, a water pipe, damp ground. It's common on outdoor circuits, in basements, in garages, and anywhere moisture gets into a box or fixture. If the trips follow rain or thaw, that's a strong hint.
An arc fault breaker reacting
Newer homes and remodeled areas often have AFCI breakers that detect arcing, the small sparks from a loose connection or a damaged wire. They sometimes react to specific older appliances or motors. They also catch real problems. Either way, the pattern is worth having an electrician look at.
A worn breaker or a bad connection at the panel
Breakers wear out, and the connection between a breaker and the panel can loosen and heat up. A breaker that feels warm, trips at a light load, or won't stay reset may be the part that's failing. That's a job inside the panel, and it's ours, not yours.
What you can safely check yourself
- Find the tripped breaker. It usually sits in the middle position or off, out of line with the others. If your panel has a directory, note which circuit it is.
- Figure out what's on that circuit: which outlets, lights and appliances went dead when it tripped.
- Unplug everything on the circuit and turn off anything hardwired, like a bathroom fan, if you can do it at the switch.
- Reset the breaker once: push the handle firmly all the way to off, then back to on. Keep your hand dry and stand to the side. Don't open the panel cover.
- If it holds, plug things back in one at a time, waiting a minute between each. If it trips when one particular item goes in, that item or its cord may be the problem.
- Look at cords and plugs for melted spots, fraying or burn marks. Retire any cord that looks damaged.
- If the trips line up with heavy loads, move the space heater or appliance to a different circuit and see whether the tripping stops.
If one of those steps explains it and the tripping stops, you may not need us. Keep an eye on it for a week.
When to stop and call
- It trips again right after one reset, or trips with nothing plugged in.
- You smell something hot or burning, hear buzzing at the panel, or the breaker or panel feels warm. Leave it off. If there is smoke, get everyone out and call 911.
- You see scorch marks at an outlet, switch or the panel.
- The breaker won't stay on, won't move to on, or feels loose.
- You regularly need more power than a circuit can give, like a space heater in a room that shares a circuit with the kitchen. That calls for a new circuit, not a bigger breaker.
Please don't tape a breaker on, swap in a larger one, or take the panel cover off. Sky High Electric is owned by Brandon Foster, and our Google profile lists us as open 24 hours. If you're in Huntington County and the tripping keeps coming back, call (260) 519-1188 and tell us which circuit it is and what was running when it tripped.
Common questions
How many times can I reset a tripped breaker?
Once. Push the handle fully to off, then back to on. If it trips again right away or keeps tripping over the next few days, stop resetting it and call. Repeated resets can heat up a connection that is already failing.
Can I just put in a bigger breaker so it stops tripping?
No. The breaker is sized to protect the wire in the wall, not the things plugged into it. A larger breaker lets the wire overheat before anything shuts off, which is how fires start. If a circuit really needs more capacity, the fix is a new circuit.
Why does my breaker trip when nothing seems to be running?
A trip with little or no load usually points to a short, a ground fault, or a failing breaker rather than an overload. That kind of trip is worth a visit, not another reset.
What is the difference between an AFCI or GFCI breaker and a regular one?
An AFCI breaker watches for arcing in the wiring, and a GFCI breaker watches for current leaking to ground. Both usually have a TEST button on the handle. They can trip for real faults, and sometimes because of a specific appliance, so the pattern of when they trip matters.