An older couple taking a look at their circuit breaker box - Coldsnowstorm/Getty Images Circuit breakers can be frustrating. You're happily bopping through your day, perhaps craving an English Muffin, ...

While it's often best to call an electrician if you suspect you have a dangerous electrical issue, you can also safely diagnose many of those problems yourself with a multimeter, which is why it's ...

The tell-tale sound, flash of light, flames, and resulting smoke is the ultimate workplace nightmare: an arc flash incident. Something has gone wrong, and people and equipment are in danger. In ...

Nobody looks forward to a power outage. After all, we rely on electricity to power appliances. And when there is a blackout, the situation can move from a minor to a stressful one quite easily. That ...

Every year, we read about electricians, engineers, and supervisors who were seriously burned or killed while working in or near a circuit breaker (CB) compartment. I’ve personally investigated ...

If you’re testing a power supply or battery pack, an electronic load is a nice tool to have. By watching the voltage as you crank up the resistance, you can verify the unit’s real-world capabilities ...