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Super Breakers

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Zinsco, Sylvania, GTE and Challenger circuit breakers are generally considered to be one in the same. Uniquely identifiable by their elongated design, they are commonly found in plug-on versions such as a Q20 single pole 20 amp residential circuit breaker. Also common are tandem versions found in amperages ranging 15 through 60 amp such as the RC38-15. SuperBreakers maintains a strong inventory of these obsolete units to meet your replacement needs.

Remember that the SuperBreakers team of product specialists can easily identify the breakers you need by submitting a photo for identification to