
Federal Pacific Electric & Zinsco Panels: Are They Putting Your Home at Risk?
March 9, 2025

If your home was built or renovated between the 1950s and 1980s, there is a chance that you have a Federal Pacific Electric (FPE) or Zinsco panel – both of which pose significant safety risks. These outdated panels have been linked to breaker malfunctions, residential fires, and electrical code violations.
Why Federal Pacific Electric (FPE) Panels are Dangerous
Federal Pacific Electric panels, particularly those with Stab-Lok Breakers, have a high failure rate. These breakers often fail to trip. Breakers shut off power to prevent overheating. During an overload or short circuit, your breakers must trip properly to decrease the risk of an electrical fire. With an FPE panel, your breakers may not trip.
Signs You May Have Federal Pacific Electric Panel
- “Federal Pacific Electric” or “FPE” are on the panel label
- Stab-Lok Breakers are in the panel
- Home built between the 1950s and the 1980s
- Frequent breaker trips or burning smell due to breakers not tripping
The Hidden Risks of Zinsco Panels
Zinsco breakers can melt onto the panel’s bus bar, preventing them from shutting off power during an electrical fault. This melting creates a major fire or shock hazard.
How to Identify a Zinsco Panel
- “Zinsco” or “GTE-Sylvania” are on the panel label
- Colorful breakers (often blue, red, or green)
- Home built between the 1950s and the 1980s
- Breakers that feel loose or fail to reset
Upgrade Your Electrical Panel for Safety & Code Compliance
Replacing a Federal Pacific Electric or Zinsco panel with a modern, code-compliant breaker box can:
- Prevent electrical fires and reduce safety risks
- Ensure your home meets current electrical codes
- Increase your home’s value, sellability, and insurance eligibility
If you have a Federal Pacific Electric (FPE) or Zinsco panel, it is strongly recommended that you upgrade to a modern breaker panel. A new panel will ensure your home is safer from electrical fires, up to code, and properly protected from electrical hazards.
Schedule Your Electrical Panel Replacement Today!
What is the cost of replacing a Federal Pacific Electric or Zinsco panel? The electrical needs of a home can vary. We offer free estimates for electrical panel upgrades. If you suspect your home has a Federal Pacific Electric or Zinsco panel, contact us today to schedule your appointment.
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