Main Service

Replacing an Electrical Service
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Replacing an Electrical Service

Upgrading service equipment increases safety and load capacity while bringing the... Read more

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The Electrical Panel

In this guided tour of a distribution panel, a master electrician tells how to make sure an electrical system is wired safely and correctly grounded. Read more

Installing Solar Electric Power
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Installing Solar Electric Power

A photovoltaic system should be properly sized, built to code, and installed so... Read more

Wiring The High-Tech House
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Wiring The High-Tech House

Structured wiring is the backbone that makes home automation work. Read more

Job-Site Power: Handle With Care
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Job-Site Power: Handle With Care

An electrician discusses several options for safe, economical temporary job-site... Read more

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The Electrical Panel

In this guided tour of a distribution panel, a master electrician tells how to make sure an electrical system is wired safely and correctly grounded. Read more

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Main Service Instruction

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Grounding Electrical Boxes

Is using a grounding screw required when working with metal electrical boxes? And what about grounding when using plastic boxes? Read more

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Pigtails for Switches?

Is there any advantage to wiring switches with pigtails? Read more

Wind- and Solar-Powered Generator
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Wind- and Solar-Powered Generator

Batteries that are recharged by solar panels and a wind generator supply DC power... Read more

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Q&A: Service-Entrance Cable Under a Garage

Q: The proposed location for my client's new detached garage is right on top of a buried service-entrance cable. The electric meter is mounted on a pedestal about 100 feet from the house, and a conduit runs to the house through the area where the garage — Read more

Moving an Electrical Box
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Moving an Electrical Box

Q: On a current kitchen remodel, my electrician placed one of the electrical boxes... Read more

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