Why Your Refrigerator Keeps Tripping the Breaker and How to Fix It

A tripped breaker usually means your refrigerator is drawing too much power, or there's a short circuit somewhere in the unit or its outlet

When a refrigerator trips your circuit breaker repeatedly, the breaker is doing its job—it's cutting power to prevent an electrical fire. But that doesn't make it less frustrating. The problem is almost always one of three things: the compressor (the motor that cools your fridge) is working too hard and pulling excessive current, there's a short circuit in the refrigerator's wiring or components, or the outlet itself is faulty. Sometimes it's as simple as an overloaded circuit that has too many appliances running at once.

The good news is that most of these problems are fixable without calling a technician, though some do require professional help. Start by understanding what's actually happening on your circuit, then narrow down whether the problem lives in the refrigerator itself or in your home's electrical system.

Key Takeaways

• A tripped breaker is a safety device stopping an electrical overload or short circuit, not a malfunction you should ignore or work around.
• Plug your refrigerator into a dedicated outlet (one that powers nothing else) to rule out circuit overload as the cause.
• If the breaker trips only when the compressor cycles on, the refrigerator likely has an internal electrical fault that requires professional repair.
• A faulty outlet, damaged power cord, or water inside the refrigerator's electrical compartment can all cause repeated tripping and need immediate attention.
• Never reset a breaker more than once or twice without investigating the cause—repeated tripping indicates a real hazard.

Check whether the refrigerator shares a circuit with other appliances

Most kitchen outlets are on a 20-amp circuit, and a refrigerator alone can draw 10 to 15 amps when the compressor kicks in. If you have a microwave, dishwasher, or coffee maker on the same circuit, the total demand can exceed the breaker's limit, especially if two appliances run at the same time. This is the easiest problem to solve.

Unplug everything else from outlets on that circuit, then plug the refrigerator back in. If the breaker no longer trips, you've found your answer. The fix is permanent: either move the refrigerator to a truly dedicated outlet, or stop running other high-draw appliances while the fridge is cooling. If you can't do either, you may need an electrician to add a new circuit, but that's a separate project from troubleshooting.

If the breaker still trips with the refrigerator alone on the circuit, move to the next step.

Listen for when the breaker trips relative to the compressor cycle

The compressor is the loudest part of your refrigerator—it sounds like a small motor humming or buzzing. Pay attention to whether the breaker trips while the compressor is running, right when it starts, or at random times. This tells you whether the problem is inside the refrigerator or in the power delivery.

If the breaker trips the moment the compressor turns on, or only while it's running, the refrigerator itself almost certainly has an electrical fault. The compressor motor may be failing, the start relay (a small component that helps the compressor turn on) may be shorted, or there's a break in the compressor's wiring. This requires a technician to diagnose and repair—it's not safe to keep resetting the breaker and hoping it stops.

If the breaker trips at random times, or if you're not sure when it happens, the problem might be in the outlet, the power cord, or moisture inside the refrigerator's electrical compartment. Check the next two sections.

Inspect the power cord and outlet for damage

Unplug the refrigerator and look at the entire length of the power cord. Feel for soft spots, cracks, or exposed wires. Look for burn marks, melting, or discoloration around the plug or where the cord enters the refrigerator. Any of these signs mean the cord is damaged and creating a short circuit. Replace the cord or have a technician do it—do not tape it or try to repair it yourself.

Now look at the outlet itself. If it's a standard two-prong outlet, check whether the holes are loose or if the plug falls out easily. If it's a three-prong outlet (which is safer), make sure all three holes are intact and the outlet isn't cracked or discolored. A loose or damaged outlet can cause arcing—tiny electrical sparks that trip the breaker. If the outlet looks damaged, don't use it. Have an electrician replace it before plugging the refrigerator back in.

If the cord and outlet both look fine, plug the refrigerator back in and monitor it for a few days. Sometimes a single spike in humidity or a temporary electrical surge can trip a breaker once without repeating. If it trips again, move to the next step.

Check for moisture or ice buildup in the electrical compartment

Water and electricity don't mix, and a refrigerator with a clogged defrost drain or a leaking water line can develop moisture in places it shouldn't be. This moisture can create a short circuit that trips the breaker. The electrical components are usually behind the kickplate at the bottom front of the fridge, or inside the back wall.

Unplug the refrigerator first. Remove the kickplate (usually held by a few screws or clips) and look inside. If you see water pooling, ice buildup, or wet insulation, that's your problem. Dry everything out with towels and a hair dryer on low heat. Check the defrost drain—it's usually a small tube at the back or bottom of the fridge. If it's clogged with ice or debris, flush it gently with warm water from a turkey baster or small funnel.

Once everything is dry, plug the refrigerator back in and see if the breaker still trips. If the moisture was the cause, it should stop. If water keeps coming back, there's a leak in the water supply line (if your fridge has an ice maker or water dispenser) or a problem with the defrost system. This requires professional repair to prevent the problem from repeating.

Test the refrigerator on a different circuit to isolate the problem

If you've ruled out circuit overload and the breaker still trips, try plugging the refrigerator into an outlet on a different circuit—ideally in another room. Use a heavy-duty extension cord if you need to reach, but keep it as short as possible. Run the refrigerator this way for a few hours.

If the breaker on the new circuit also trips, the problem is definitely inside the refrigerator. If the breaker doesn't trip, the problem is either the original outlet or something about that circuit itself. In the first case, you need a technician to repair the refrigerator. In the second case, an electrician should inspect the original outlet and circuit for faults.

Do not leave the refrigerator on an extension cord permanently—it's a fire hazard. This test is only to help you figure out where the fault is.

Know when to call a technician versus an electrician

If the compressor trips the breaker the moment it starts, or if you found moisture inside the electrical compartment that keeps coming back, call a refrigerator repair technician. They can test the compressor motor, replace the start relay, repair water leaks, or replace the power cord if it's damaged inside the unit.

If the outlet or power cord is visibly damaged, or if the breaker trips on a different circuit too, call a licensed electrician. They can replace a faulty outlet, test the circuit for ground faults, or add a dedicated circuit if you need one. Never ignore a repeatedly tripped breaker or try to work around it by using a different outlet or leaving the breaker in the "on" position—that's how electrical fires start.

Frequently Asked Questions

Can I just reset the breaker and keep using the refrigerator?

You can reset it once or twice while you troubleshoot, but if it trips more than that, something is wrong. Repeatedly resetting a breaker without fixing the underlying problem is dangerous—the breaker is trying to protect you from an electrical fire. Keep investigating or call a professional.

Is it safe to use an extension cord with my refrigerator?

Only temporarily, for testing purposes. Extension cords are not designed for the constant, high-power draw of a refrigerator and can overheat. Plug the refrigerator directly into a wall outlet once you've figured out the problem.

What if the breaker trips only once in a while?

Occasional tripping might be a loose connection in the outlet, a temporary power surge, or the start of a larger problem. If it happens more than once, investigate the outlet and power cord. If it keeps happening, the refrigerator likely has an internal fault that will get worse.

Can a refrigerator trip a breaker if it's too old?

Yes. As refrigerators age, the compressor motor can develop electrical faults, and the insulation on wires can crack or wear through. If your refrigerator is more than 10 to 15 years old and starts tripping the breaker, repair costs may exceed the cost of a new unit.

Should I unplug my refrigerator if the breaker keeps tripping?

Yes, until you've found and fixed the problem. A refrigerator that repeatedly trips the breaker is a fire hazard. Unplug it, investigate the cause, and either repair it or replace it before using it again.