Is Your Electrical Panel Unsafe? Warning Signs Reno Homeowners Should Know
- Jan 17, 2022
- 4 min read
Updated: Apr 16
Is My Electrical Panel Unsafe. An unsafe electrical panel is one of the most serious risks a homeowner can face. Many older homes in Reno and Sparks still rely on outdated or overloaded panels that were not designed to handle today’s electrical demands. Warning signs like frequent breaker trips, burning smells, or buzzing noises should never be ignored, as they can indicate overheating, wiring issues, or potential fire hazards. Understanding how to identify a dangerous electrical panel can help protect your home, your family, and your investment.
Panel Installed Before 1990's
If your home was built before the 1990s, there’s a chance that you may have unsafe electrical panels or box hiding inside of your home. And, although these fixtures may not look as pretty as their modern counterparts, they could be adding unwanted risk for your home and family. In this article, we will look at 3 unsafe electrical panels that are commonly seen and you should consider replacing if they are found on the outside or inside of your home. Each one of these panel's are prone to fires simply because they do not have modern technology to protect your home. So a panel upgrade might be a good option. If your panel is showing signs of wear or overheating, it may be time to consider electrical panel upgrades in Reno and Sparks to ensure your home remains safe and up to code.

Signs Your Electrical Panel May Be Unsafe
Breakers trip frequently
Panel feels warm or hot
Burning smell near panel
Buzzing or crackling sounds
Lights flicker when appliances run
Rust or corrosion inside the panel
Panel is over 20–30 years old
Fuse Boxes
Fuse boxes are often used in older homes and feature a set of fuses on the electrical panel instead of circuit breakers. Once a circuit draws too much power, the fuse is designed to burn out to close the circuit and must be replaced. This is different than circuit breakers, which can just be reset once tripped. If you have a fuse box, you likely already know because you have changed the fuses in it before.
While fuse boxes aren’t dangerous on their own, modifications made to them by contractors or homeowners can make them unsafe. Most often the problems can be as simple as plugging in too many devices on a single circuit or replacing fuses with a penny or metal object and replacing the blown fuse with a larger amp. Warning signs like flickering lights or tripping breakers often point to deeper issues, and professional electrical troubleshooting in Reno and Sparks can help identify the root cause safely.

Federal Pacific Electric Panels (FPE)
Between the 1950s and 1980s, Federal Pacific Electric was considered one of the most trusted and popular electrical panel manufacturers in the United States. In fact, many of these panels were installed in millions of homes and still are there today. Often, this type of electric panel will have Federal Pacific Electric written on the cover of the breaker box. Inside, you may also find the name Stab-Loc as the brand of circuit breakers.
These electrical panels are now extremely unsafe and will often fail to trip when they should. This problem has caused thousands of fires across the United States and can still send power while in the off position to create a risk of electrocution during maintenance. If you find this panel in your home, work with a professional to replace it with more modern technology.

Zinsco Panels
Also known as GTE-Sylvania panels, Zinsco were popular electrical panels during the 1970s. While the company is now defunct, their panels are still found in many homes across the United States. Like the FPE panel, they can be identified by the Zinsco name on the panel itself. However, not all are considered dangerous and an inspection from a licensed electrician is typically best for continued use.
The common problem with this type of electrical panel is that the circuit breakers will often melt to the main bus bar. Once this happens, the breakers are unable to trip even during an overload or short. If left alone, this will melt fires during a power surge and begin fires around your home. However, this issue is most common with specific models. Frequent breaker trips are one of the most common signs of panel issues—learn more about why your breaker keeps tripping and what it means.
When to Call an Electrician in Reno
You should contact a licensed electrician if:
Your breaker trips repeatedly
You smell burning or notice heat
Your panel makes buzzing sounds
Lights flicker throughout your home
You’re unsure about the condition of your panel
These signs often indicate serious electrical issues that should be inspected by a professional.
If you suspect your electrical panel may be unsafe, don’t wait for the problem to get worse. Super Electric provides expert panel inspections and upgrades in Reno and Sparks, helping homeowners stay safe and up to code. Whether your panel is outdated or showing warning signs, our team can diagnose the issue and recommend the best solution.
⚡ Need a Licensed Electrician in Reno–Sparks?
At Super Electric, we provide fast, reliable electrical services for homes and businesses throughout Reno and Sparks. Whether you need troubleshooting, a panel upgrade, EV charger installation, or wiring upgrades, our team is ready to help.
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