| | | | | | This MC cable installation violates Sec. 330.10(A)(11). The cable in the video is allowed in wet or damp locations; however, it is permitted only if it has a jacket or covering. There are no such coverings on the cable. That isn’t the only condition this installation fails to meet either. Watch the video to learn more! |
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| | Sponsored | | Penn Aluminum BLUE LIGHTNING EMT is quickly becoming the preferred choice for data centers and other large projects. At just 1/3 the weight of steel, it offers jobsite efficiency and safety that really add up. It also costs less than steel EMT, and is internally coated with our UL-listed wire pulling compound to reduce resistance and make wire pulling easier. Plus, it has no risk of zinc whiskers. |
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| | | | What four items are required on an arc flash hazard label? |
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| | Sponsored | | Maintenance, repair, and operations (MRO) contractors face a growing challenge: as automation expands across factories, warehouses, and manufacturing facilities, the scope of an electrical contractor's work is expanding alongside it. Safety and control equipment — often overlooked in favor of familiar power distribution work — represents... |
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| | See the latest Code violations from NEC Consultant Russ LeBlanc. First, Russ tackles an LFNC installation with a missing connector. Next, he looks at a "saggy raceway installation" and explains how these boxes should be properly supported. |
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| | | Fill in the blank. Ground-fault circuit-interrupter protection for personnel shall be provided for electric space heating cables installed in electrically heated floors of _____. |
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| | | In 2025, electrical contractors experienced unprecedented growth driven by data center expansion, electrification, and power infrastructure projects, resulting in a 35% revenue increase and industry record highs despite supply chain and labor challenges. |
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| | | The 2026 NEC introduces significant updates, including clarifications on GFCI protection, expanded outdoor outlet requirements, and revised rules for kitchen receptacles, emphasizing safety and modern appliance compatibility. |
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| | Sponsored | Fast Trax® Electrical Training Courses help electricians prepare for licensing exams with proven online exam prep options, plus access to FREE message boards at NECCHAT.com. Enhanced Courses include 12 months of FastTraxTube.com, while Supreme Courses include 12 months of FastTraxTube.com plus StudyHog™ on TradeHog.net for AI-powered study support. |
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| | | Focusing on inspection readiness, the article discusses how organized installations, thorough documentation, and internal quality control can improve inspection outcomes. It also covers handling disagreements tactfully and the value of proactive preparation. |
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| Learn how licensure grants legal authority, certification showcases advanced skills, and accreditation evaluates organizations, helping tradespeople enhance their careers and credibility. |
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| | | Fill in the blank. The power supply to a mobile home shall be a feeder assembly consisting of not more than one listed _____ mobile home power-supply cord or a permanently installed feeder. |
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| How well do you know the Code? Think you can spot violations the original installer either ignored or couldn’t identify? Hint: Palm tree problems. |
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