"Doesn't the electrical service panel have to have a main disconnect breaker?" This is a question I get asked over and over. Having a single main breaker is expected, but that has not always been the case. The simple answer to the question, however, is, "No. Probably not." Because most electrical service panels are not installed by homeowners or "Uncle Harry," it is rare to find service equipment without a means of disconnect. There are a couple of ways where it might appear to be missing, but is in fact there after all. I want to keep this post simple enough that most readers can unders ...
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