Kopperfield

Kopperfield

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Loved by electricians. Built for the real world. Make load calcs, diagrams, and permit paperwork easy, accurate, and fast. Get started at kopperfield.com.

08/15/2025

Size a generator in seconds with our generator sizing tool.

Last month, we released the tool. This month, we’re back with a new video demo showing exactly how it works, the latest in our video tutorial series.

Check it out at the link and let us know what you think.

https://www.youtube.com/watch?v=GzIqWsu3Ohw

07/30/2025

⚑ Lighting might be one of the oldest electrical uses, but calculating lighting load can still be tricky.

We put together a quick guide to help electricians figure out what rules apply (and when). We cover:

🏠 How to handle residential versus commercial load calcs
πŸ’‘ What to do with track lighting
πŸ“˜ Differences between editions of the NEC

Give it a read and let us know what you think in the comments πŸ‘‡

https://www.kopperfield.com/blog/lighting-load-calculations

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2900 Clearwater Drive
Bend, OR
97703