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6 Common Causes of Circuit Breaker Tripping & How to Fix Them

Circuit breakers that trip repeatedly are more than an annoyance. They’re quite a critical safety alert. Ignoring them can lead to the risk of electrical fires and appliance damage. For Texas homeowners, understanding why breakers trip and how to respond is essential. Here’s what you need to know.

1. Circuit Overload

Circuit overload occurs when too many high-wattage devices—such as AC units, space heaters, or refrigerators—draw power from a single circuit simultaneously. This is especially common in older Texas homes with 60–100 amp panels, which weren’t designed to handle modern energy demands. To resolve this, immediately unplug devices and redistribute them across different circuits. For a permanent solution, consider installing dedicated circuits for heavy appliances or upgrading your electrical panel to increase capacity.

2. Short Circuits

Short circuits happen when hot and neutral wires connect unexpectedly, flooding the circuit with unsafe current levels. This is often caused by damaged insulation due to pests, aging wires, or improper DIY repairs. Warning signs include burning smells, scorch marks on outlets, or a distinctive “popping” sound when the breaker trips. Never attempt to reset the breaker if you suspect a short circuit. Contact a licensed electrician immediately, as this poses severe fire and electrocution risks.

3. Ground Faults

Ground faults occur when a hot wire contacts a ground wire or metal surface, allowing electricity to stray outside its intended path. Texas humidity makes bathrooms, kitchens, and garages high-risk zones for ground faults, as water readily redirects electrical current toward people or surfaces. To prevent dangerous shocks, install GFCI (Ground Fault Circuit Interrupter) outlets or breakers in moisture-prone zones. These specialized devices cut power within milliseconds when irregularities are detected.

5. Arc Faults

Loose connections or damaged wires can create sparks (arc faults), which may ignite hidden fires behind walls. To mitigate this risk, use AFCI (Arc Fault Circuit Interrupter) breakers that detect abnormal electrical arcs and shut off power instantly. Modern Texas electrical codes now require AFCIs in most living areas due to their proven lifesaving benefits.

6. Faulty or Aging Breakers

Breakers naturally degrade after 15–40 years of service. Panels from pre-1990 homes—particularly those with Federal Pacific, Zinsco, or Challenger brands—are notorious for failure. If breakers trip frequently or show signs of wear, replace individual units or upgrade the entire panel. 

Breaker Replacement Tips: DIY vs. Professional Help

When DIY May Suffice:

When to Call a Professional:

Is a Panel Upgrade Needed? 7 Warning Signs

  1. Breakers trip multiple times a month.
  2. Your panel is over 25 years old or uses fuses (not breakers).
  3. You rely on extension cords or power strips permanently.
  4. Lights flicker when appliances run.
  5. Rust, scorch marks, or buzzing sounds from the panel.
  6. Renovating or adding large appliances (e.g., EV chargers).
  7. Your insurance requires an upgrade (common for recalled panels).

Texas-Specific Electrical Considerations

Texas homeowners face unique electrical challenges due to the state’s climate and aging housing stock. Intense heat and humidity accelerate wire corrosion and significantly increase ground fault risks, making GFCI protection non-negotiable. 

Older homes, particularly pre-1970s constructions, often still rely on outdated 60-amp panels that can’t support modern energy demands from appliances, electronics, and air conditioning systems. Upgrading to a 150–200-amp panel is essential to prevent chronic overloads in these properties. 

Additionally, if you’re renovating or adding high-demand features like a home office, EV charger, or smart home system, updating your electrical panel is critical to safely accommodate increased power requirements and avoid circuit failures.

The Safe Solution: Hire a Licensed Texas Electrician

Electrical work is hazardous and not a DIY task. Texas requires electricians to hold a journeyman or master license (verify via TDLR). Professionals will:

Final Takeaway

Frequent breaker trips are your electrical system’s warning. While temporary fixes like redistributing devices can help, lasting safety requires professional expertise. For Texas homeowners, upgrading panels or breakers isn’t just practical—it protects against fires, shocks, and costly damage.

Need Help? If breakers trip often or your panel shows warning signs, schedule a safety inspection with a licensed electrical company in TX, like Campbell Electric. 

Your home’s safety is worth the investment!

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