The 2026 National Electrical Code (NEC) introduces a significant shift in electrical design by prioritizing real-time power ...

Although the National Electrical Code (NEC) is the most significant publication for electrical installations in our industry, it’s also the most intimidating — especially to those new to the field.

Wire color codes are essential for safely matching electrical wires to their correct terminals, reducing errors, and recalling existing wiring setups. Color coding is crucial for distinguishing ...

Note: This article references the 2017 NEC because the Philadelphia area — the jurisdiction where this author teaches and works— is still operating under that version of the Code. One of the most ...