Zinsco Circuit Breakers Fire Hazard

The circuit breakers inside many zinsco panels melt to the main bus bar.

Zinsco circuit breakers fire hazard.

Of tes ubiz0220 unique zinsco dual pole thin circuit breakers. Zinsco panels at one time zinsco electrical panels were commonly installed in homes in certain parts of the country. This zinsco combination meter socket electrical distribution panel just about burned my friend s house down. Several tests over the years have shown that one in four of these breakers will be defective and not properly trip causing a fire hazard.

Only 18 left in stock order soon. Our photo left shows burning at an electrical receptacle on a zinsco protected electrical circuit after the zinsco circuit breaker failed to trip. Modern circuit breakers have a more reliable interface between bus bars and the breakers and must meet more stringent electrical safety standards. Don t be a victim to something that is preventable.

It melted the power buses arced through the steel panel box through the asbestos shingles and caught the wood wall on fire. It occurred a night. These breakers were commonly installed in homes around the united states from the 1950s to the 1990s. Testing on zinsco breakers performed by j.

Check your panel today. As time has passed electricians and home inspectors have discovered that certain zinsco panels often can fail to operate properly and may leave homes and homeowners at risk to both fire and electrical shock. We believe that the owner of such equipment needs to be given factual information on his electrical system and then make up his or her own mind on a course of action. The design flaws identified in zinsco panels include.

So if there ever is a short or other problems the surge of power melts wires and starts fires in your home. 4 5 out of 5 stars 15. As described at zinsco failure report procedure expert testing on this equipment has shown that circuit breakers do not trip about 25 of the time when exposed to overcurrent risking overheating fire and other hazards. The circuit breaker will trip shut off the flow of electricity if it senses the current is overloaded or short circuited.

Electric indicated that nearly 32 of the zinsco circuit breakers tested to date failed to trip as required by the ul testing. Zinsco panels may have significant design flaws. The failure rate of competitive brand circuit breakers is much less than 1. Other serious issues found with some zinsco breakers pertained to them simply failing to trip when required.

As an electrical contractor we have seen many zinsco sylvania electrical panels and circuit breakers. This means the breaker can t ever trip even when there s a short or overloaded circuit. 4 2 out of 5 stars 41. Simmons a well known electrical expert known as mr.

Zinsco circuit breakers are notorious for arcing and welding to the aluminum power buses. Are zinsco circuit breakers a fire hazard.