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Mike Holt's 2020 Illustrated Guide to Electrical Exam Preparation
(Includes Digital Ans Key)

2020 NEC Exam Preparation Textbook


more Mike Holt Products

2020 NEC and Related
2020 NEC and Related

Understanding NEC Requirements for Bonding and Grounding 2020 NEC
Mike Holt's Bonding and Grounding 2020 NEC

Analysis of Changes, 2020 NEC
Analysis of Changes,
NEC 2020

Ugly's Electrical Reference Book based on the 2020 NEC
Uglys Electrical Reference Book (2020)


2020 Electrical Exam Preparation Textbook

by Mike Holt

Mike Holt's Electrical Exam Preparation textbook has helped thousands of people across the country pass their exams.

This book, updated to the 2020 National Electrical Code (NEC), is designed for individual or classroom use and helps you learn the material and test your knowledge in each area. It has been designed for success and covers each of the areas where you need more review:

The full-color illustrations help guide you through everything you need to know about calculations and help you review the theory that you will have on your exam.

2020 NEC Exam Prep Book + 2020 NEC (Softcover) Combo
2020 NEC Exam Prep Book + 2020
(Softcover) Combo

  • Thousands of Code questions to test your knowledge of the NEC.
  • Comprehensive study of electrical calculations, using step-by-step instructions of how to set up the problems and work through them accurately
  • Overview of theory to improve your understanding of electrical essentials
  • Unit questions to test your knowledge as you progress through the material

To really prepare yourself for an upcoming exam we strongly recommend that you consider one of our best-selling Exam Preparation Libraries. All libraries include dynamic DVDs that allow you to see Mike in action doing what he does best "teaching the code, helping you understand Calculations and building your foundation of theory."

Includes over 600 illustrations and almost 2,900 questions to help you learn the material and test your knowledge in each area.

Sample Graphic
Sample Graphic

656 pages
632 Illustrations,
Practice Questions

978-0-9992038-7-3, 20EXB

Unique and Innovative Tools for Electricians, Electrical Contractors, Maintenance and Telecom Professionals
Tools for Electricians
RACK-A-TIERS Specialty Electrical Tools

Electrical Tools

2020 NEC and Related
2017 NEC and Related
2014 NEC and Related
Residential Wiring Related

Industrial Related
Electrical Menu 1 2
Electrical & Construction Safety
Industrial Electricity
PLCs & Motor Controls
Electrical Exam Prep
Communications, LV, VDV, CATV
Electrical Theory
Electrical Calculations

Tools for Electricians
Electrical Supplies

Mike Holtís Illustrated Changes to the NEC 2017
Mike Holtís Illustrated Changes
to the 2020 NEC

2020 NEC & Related Reference & Study Guides
2020 NEC & Related Reference & Study Guides

2017 NEC & Related Products
2017 National Electrical Code (NEC) Products - Books, Software, Reference & Exam Study Guides


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