Solar energy is a significant factor in today’s electrical energy market. NETA-certified technicians need to understand how ...

When working on electrical projects around the home—whether that’s troubleshooting an issue with your HVAC system, repairing an appliance, or testing a car battery—a multimeter is essential. These ...

For over a decade, thousands of users have deployed Permanent Electrical Safety Devices (PESDs) in order to reduce their risks in isolating electrical energy. This innovation greatly reduces the ...

App-driven thermal imaging slashes reporting time, helping contractors boost service efficiency and reduce labor costs.

Absence of voltage testing is the most vital step in the process of verifying and establishing a deenergized state of any electrical system. According to the Article 120.5, NFPA 70E, it is a ...

If you’ve ever experienced even a mild electrical shock, you know how powerful—and frightening—it can be. There are more than 50,000 electrical fires in the U.S. every year, and close to 400 people ...

Thought to be dead but is live. Known to be live, but those involved do not have adequate training/appropriate equipment or have not taken adequate precautions. Fig. 1. Forty-eight percent of reported ...

Final electrical test remains one of the best ways to assess a circuit’s ultimate viability. But we know that, unfortunately, even 100% end-of-line electrical testing of semiconductor wafers will not ...