A circuit breaker does exactly what its name implies—it is designed to automatically break, or cut off, an electric circuit if the current in that circuit gets dangerously high. The resistance electricity encounters as it flows through a circuit...

A device in an electric circuit that automatically operates as a switch to cut off the flow of electricity under certain preconditions. They are generally used as safety devices and can be operated, for example, by increased temperature (e.g. if...

A circuit breaker is an automatically-operated electrical switch designed to protect an electrical circuit from damage caused by overload or short circuit. Unlike a fuse, which operates once and then has to be replaced, a circuit breaker can be reset...

Ask Jane: How to Install a Dimmer Switch Dear Jane, Help! I am hosting the family holiday dinner this year and I want my place to look and feel great. My place is in pretty good shape, but are there any quick upgrades I can tackle...

Ask Jane: Fixing a chirping smoke detector Dear Jane,One of my hard wired smoke detectors chirps constantly! I have replaced the wiring, replaced the back up battery and it still makes noise. It even chirps when the power is off! My house is only five years...

The following recalls have been announced:_ About 7,100 Performax and Wilton 10-inch sliding miter saws, manufactured in China by WMH Tool Group Inc., because the switch on the handle can fail, causing the saw to smoke, spark, trip circuit breakers and disable the safety brake....

Ask Jane:  How to Change a Florescent Light Box Dear Jane, I have one of those 70’s fluorescent light boxes in my kitchen.  It makes me feel like I’m cooking in an operating room. I was quoted $1,200 to replace it and can barely afford $200!  What...