The circuit breaker is one of the most important but least understood parts of your home electrical system, keeping you safe from electrical fires. Appliance Science looks at how they work.

Most places you live in today will manage their electrical power via circuit breakers, though fuse boxes predated that technology in the early 20th century.

We asked an expert to explain all the problems that can cause tripped circuits, how to check your circuit breaker, and when to call a professional.

Many system designers rely on circuit breakers in these battery circuits to serve as the protection and isolating device. For multi-string battery plants, the trend is to provide a disconnect circuit ...

ORNL researchers are designing and increasing the capacity of a new type of semiconductor-based circuit breaker, which can ...