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Master Electrician Exam (NEC)

Master-level NEC: load calculations, services, special equipment, hazardous locations.

Exam at a glance

Questions

100

Time limit

240 min

Passing

A minimum score of 70% is required to pass.

Practice bank

200 Qs

What the exam covers

  1. 1

    General Electrical Knowledge

    15% · 27 lessons

  2. 2

    Services, Feeders, and Branch Circuits

    25% · 37 lessons

  3. 3

    Load Calculations

    20% · 26 lessons

  4. 4

    Special Occupancies, Equipment, and Conditions

    20% · 39 lessons

  5. 5

    Grounding and Bonding

    10% · 18 lessons

  6. 6

    Overcurrent Protection

    10% · 20 lessons

How to prepare on Step2Study

  1. 1. Learn

    Work through the Academy modules — short lessons with key facts and memory tricks.

  2. 2. Practice

    Take the numbered practice tests with instant feedback, flashcards and mental maps.

  3. 3. Simulate

    Sit a full timed simulation to check you are ready for exam day.