Whether you're replacing an old circuit breaker or adding a section to safely power a new appliance, here is an idea of how much it will cost you.

Forbes contributors publish independent expert analyses and insights. I write about how to do more with your consumer gadgets. Circuit breakers, breaker panels, breaker boxes, fuse boxes—no matter ...

Adding a single outlet can feel like a tiny upgrade, but the moment you touch that receptacle, a major breaker panel rule can kick in. Modern electrical codes treat any extension of a circuit as new ...