About Industrial Electrician Exam Prep
An independent practice platform for the Industrial Electrician (NCCER) (Industrial Electrician) exam - real questions across every exam domain, each with a plain-language explanation.
What's on the Industrial Electrician exam
The Industrial Electrician (NCCER) (Industrial Electrician) exam is organized into 25 knowledge domains. It has 100 questions and is completed in 3 hours. Each domain makes up a different share of the exam, so the most efficient way to prepare is to know where the weight sits and practice accordingly:
- Safety for Electricians - Module 261028% of the exam
- Introduction to Electrical Circuits - Module 261034% of the exam
- Electrical Theory - Module 261045% of the exam
- Wireways, Raceways, and Fittings - Module 261084% of the exam
- Conductors and Cables - Module 261092% of the exam
- Electrical Test Equipment - Module 261125% of the exam
- Alternating Current - Module 262014% of the exam
- Motors: Theory and Application - Module 262024% of the exam
- Conduit Bending - Module 262044% of the exam
- Pull and Junction Boxes - Module 262054% of the exam
- Conductor Installations - Module 262064% of the exam
- Cable Tray - Module 262074% of the exam
- Conductor Terminations and Splices - Module 262085% of the exam
- Grounding and Bonding - Module 262096% of the exam
- Conductor Selection and Calculations - Module 263023% of the exam
- Hazardous Locations - Module 263044% of the exam
- Overcurrent Protection - Module 263054% of the exam
- Distribution Equipment - Module 263063% of the exam
- Transformers - Module 263074% of the exam
- Motor Calculations - Module 263093% of the exam
- Motor Controls - Module 263114% of the exam
- Specialty Transformers - Module 264063% of the exam
- Advanced Controls - Module 264073% of the exam
- Heat Tracing and Freeze Protection - Module 264093% of the exam
- Medium-Voltage Terminations/Splices - Module 264113% of the exam
Every practice question on this site is organized across these 25 domains, so your study tracks the real exam structure instead of guesswork. As you answer, the per-domain analytics surface the areas still costing you points, so your review goes where it moves your score.
What we believe good exam prep looks like
Realistic practice beats passive reading. Every question is written to mirror the style and difficulty of the real exam, with a clear explanation of why the right answer is right and the others aren't.
Your weak spots should find you. Domain analytics, mistake review, and re-drilling are built in, so study time goes where it moves your score.
Pricing should be simple. One payment for a fixed access window matched to your exam date. No subscription, no auto-renewal, and 10 free questions to try before you spend anything.
Get in touch
Questions, feedback, or something not working? Email support@boardmentor.study - candidate messages are read and answered.