Every three years, the EC&M audience anxiously awaits the release of the latest edition of the National Electrical Code (NEC) to see how it will affect the electrical design, installation, and ...

In the electrical industry, the word “grandfathered” gets used a lot, especially during inspections, remodels, service changes, panel replacements, and repair work. Someone points to an older ...

Equipotential bonding is a built-in safety measure that connects pool components to protect swimmers from electric shock if a ...

This video examines a common way of wiring a dead-end 3‑way switch that functions but does not comply with the National ...

On Sept. 1, 2026, a temporary exception in the National Electrical Code (NEC) is scheduled to expire. For builders, HVAC contractors, electricians, code officials and manufacturers, that date could ...

THHN striped circuit wire helps electrical contractors meet the requirement changes in the 2008 National Electrical Code such as Section 210.4 (B) requiring multi-wire branch circuits to have a means ...

As people continue to balance work, school, and daily living at home, or are employed in the office or out in the field, it is critical that homes and workplaces are electrically safe, secure, and ...

Electrical inspections review wiring, panels, circuits, and related equipment to check for safety and code issues. They may be required for construction, remodeling ...