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Free Practice Test

ICC Master Electrician (R16)

Try 10 questions weighted like the real ICC R16 exam — services, branch circuits, wiring methods, special occupancies and motors — on the 2023 NEC. You get a score for each area and a worked explanation for every calculation.

10 Questions
~5 Minutes
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What you’ll get

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Instant Score

See your percentage and how you compare immediately.

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Topic Breakdown

Find out which topics you're strong in and where you need work.

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Codebook Explanations

Unlock detailed explanations with exact code references.

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About the ICC Master Electrician (R16) exam

The ICC Master Electrician exam (R16) is 100 questions in 5 hours, open book, and you need 75% to pass, more than the journeyman exam's 70%. It weighs services and general knowledge, including plan reading, more heavily than the journeyman outline.

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