Connecticut E-1 and E-2 electrical exam prep self-study
Build the trade-exam skills Connecticut E-2 Journeyperson and E-1 Contractor candidates need.
Learn NEC navigation, calculations, theory, and timed problem solving with a clear 2020 NEC study system.
152 pagesprinted study manual
100 video lessonstotaling 21 hours
500+ questionspaper and digital practice
2020 NECcourse edition
This self-study system turns the same core NEC curriculum used in JCR’s instructor-led classes into a structured plan you can complete from anywhere. JCR has trained 20,000+ electricians since 1985. 93% pass rate for JCR classroom students.
See what is inside your self-study package


Permanent Code-book tabs are included
Organize heavily tested NEC articles, tables, and sections so you can find them faster while studying. Apply the tabs only as permitted by the current testing-vendor rules.
Built for the exam you are taking
E-2 Unlimited Journeyperson
- 80 questions · 210 minutes · 70%
- Trade exam only
- Current PSI references list 2020 and 2023 NEC
E-1 Unlimited Contractor
- 100 trade questions · 240 minutes · 70%
- Plus Business and Law: 50 questions · 120 minutes
- Current PSI references list 2020 and 2023 NEC
Check the fit before ordering: JCR prepares the E-1 and E-2 electrical trade exams using the 2020 NEC.
Exactly what is included
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152-page printed manual: six-week roadmap, Code navigation, calculations, guided practice, and answer keys.
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100 video lessons totaling 21 hours: self-paced instruction you can pause, replay, and review.
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500+ practice questions: paper practice, explanations, and timed digital mock-exam work.
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Permanent Code-book tabs: faster access to heavily tested NEC articles, tables, and sections.
The course teaches the NEC, calculations, theory, and timing shared by Connecticut’s E-1 and E-2 trade outlines.
Exam facts, books, and official sources
This course uses the 2020 NEC. The current PSI bulletin lists the 2020 and 2023 NEC for the trade exams.
What to study
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2020 NEC (or the 2023 NEC, or the NEC Handbook for either year)
- OSHA 29 CFR 1926 (or PSI’s OSHA selections)
- Ugly’s Electrical References, 2020 or 2023 edition
- NFPA 72, 2013 edition
- Photovoltaic Systems, 3rd edition (American Technical Publishers)
- Convert Your Home to Solar Energy (Barber and Provey, Taunton Press, 2010)
- National Electrical Safety Code, 2012 edition
- Listed but not allowed in the exam room: Solar Photovoltaic Systems Installer Trainee Guide (NCCER, 2012)
- E-1 Business and Law: NASCLA Contractors Guide to Business, Law and Project Management, Connecticut (6th edition)
Official rules
How to use the course
- Set up the manual, videos, and exact Code/reference books approved for your exam.
- Follow the six-week roadmap and work each subject with the books open.
- Use timed questions to expose weak topics and improve lookup speed.
- Rework missed questions and take full-length mock exams before scheduling.
Most students who pass study 6–8 weeks, about an hour a night. Your schedule may vary with experience and available study time.
Shipping, access, and returns
Online access and printed materials are delivered separately. Printed materials ship the same business day; standard shipping is estimated at 5–10 business days and calculated at checkout.
Questions? Call JCR at (704) 696-8555 or email us here.
Common questions before you order
What is the difference between E-2 and E-1? E-2 is the unlimited journeyperson credential; E-1 is the unlimited contractor credential.
What is the E-1 Business and Law exam? 50 questions in 2 hours, 70% to pass, open book.
Can I use the 2020 NEC? Yes. The current PSI bulletin lists both 2020 and 2023; JCR’s course uses 2020.
Do I apply to DCP before PSI? Yes. DCP approves eligibility before you schedule the trade exam.
Complete exam prep for $495
Compare the JCR package with exam-prep programs offering the same core features.