If you live in an older home, there's a good chance that there's a fuse box built into your power grid. In fact, the invention of fuse boxes actually dates as far back as the early 20th century ...

Promising to bring your breaker box into the 21st century, Leviton introduced a new Wi-Fi-enabled load center this week at this year's NAHB International Builders' Show in Las Vegas.

Instead, such boxes contain a panel of electromechanical switches called circuit breakers. Typically, a breaker contains an electromagnet through which the current flows.

Think of a transfer switch as a miniature circuit breaker panel that draws electricity from your generator instead of the power company. When electric service is out in your area, you can plug ...

Technically, a breaker switch could break if it gets tripped too much, but you can get a replacement switch on Amazon fairly easily. Replacing an entire breaker panel might be a bit pricier, though.