Palatine, Ill.-based Square D recently uncovered tens of thousands of counterfeit Square D circuit breakers in the inventory of Breakers Unlimited, Noblesville, Ind. The counterfeit circuit breakers, ...

I started wiring panels before arch fault protection was required. Don’t get me wrong—I know it makes a home much safer; that’s indisputable. But I was never crazy about those extra pigtail wires ...

Confusion abounds over the use of tandem circuit breakers in panelboards, even among electricians and electrical inspectors. Today I'll set the record straight as to when tandem circuit breakers can ...