Current Connecticut PSI format: the E-2 Unlimited Electrical Journeyperson exam has 80 questions, 3½ hours, and a 70% passing requirement. The exam is open book, and PSI currently allows the 2020 or 2023 NEC or NEC Handbook.
What Is the Connecticut E-2 Journeyperson Electrician Exam?
The Connecticut E-2 exam is the trade examination for the Unlimited Electrical Journeyperson license regulated by the Connecticut Department of Consumer Protection and administered by PSI.
It covers general electrical knowledge, services and feeders, grounding and bonding, conductors, raceways, special occupancies, electrical power, motors, low voltage, lighting, signs, fire alarm systems, safety, overcurrent protection, high voltage, and photovoltaics.
Short answer: 80 questions, 3½ hours, 70% to pass, open book, with 16 PSI subject areas.
Raceways and Boxes is the largest single category with 8 questions. General Electrical Knowledge, Services/Feeders/Branch Circuits, and Conductors/Cables each carry 7 questions.
Connecticut E-2 Journeyperson Electrician Exam Domains
Match your electrician exam prep time to the current 80-question PSI blueprint.
| PSI Exam Area | What It Covers | Questions |
|---|---|---|
| Raceways and Boxes | Raceway systems, boxes, fittings, conductor fill, installation, support, and wiring methods | 8 |
| General Electrical Knowledge | Electrical theory, definitions, equipment rules, calculations, and code application | 7 |
| Services, Feeders and Branch Circuits | Service conductors, feeders, branch circuits, loads, disconnects, sizing, and protection | 7 |
| Conductors and Cables | Ampacity, conductor sizing, insulation, cable wiring methods, adjustment, and correction | 7 |
| Grounding and Bonding | Grounding electrodes, equipment grounding, bonding, sizing, and NEC requirements | 6 |
| Overcurrent Protection | Circuit breakers, fuses, conductor protection, ratings, and NEC overcurrent rules | 6 |
| Photovoltaics | Solar-electric systems, PV conductors, components, calculations, and related references | 6 |
Research Authority and Verification Snapshot
Current exam facts were checked against PSI and Connecticut DCP, then compared with the supplied electrician exam prep resources for content gaps, keyword coverage, and study-method patterns.
| Verified Point | Authority Count | Controlling Source |
|---|---|---|
| 80 questions / 3½ hours / 70% passing | Primary-source verified | PSI Connecticut Electrical Trades Bulletin |
| Open-book rules and NEC editions | Primary-source verified | PSI |
| E-2 license scope | Primary-source verified | Connecticut DCP |
| 8,000 OJT + 720 classroom hours | Primary-source verified | Connecticut DCP equivalent-experience application |
| E-1 contractor exam | Primary-source verified | PSI and Connecticut DCP |
| Competitive exam-prep research | 5 supplied sites + additional provider review | Supporting research only |
About impressions: private Google Search Console impressions, proprietary Domain Authority, and private backlink counts are not public. This table reports source-verification authority rather than invented SEO metrics.
Connecticut Journeyperson Electrician Exam Breakdown
The E-2 path combines Connecticut DCP eligibility, PSI testing, open-book reference preparation, electrical calculations, NEC navigation, and licensing follow-through.
E-2 Trade Exam 80 questions | 3½ hours | 70% to pass
Testing Provider PSI Services LLC
Licensing Authority Connecticut Department of Consumer Protection
Exam Format Computer-based and open book
Largest Topic Raceways and Boxes | 8 questions
NEC Reference 2020 or 2023 NEC or NEC Handbook
Equivalent Experience 8,000 OJT hours + 720 classroom hours
E-2 Work Scope Unlimited electrical work while employed by a properly licensed contractor
Practice like the real PSI exam. Use approved references during timed exam prep so NEC lookup, calculations, and reference navigation become part of your routine.
Know the NEC structure. Practice articles, chapters, tables, definitions, indexes, and common calculation sections.
Prepare references correctly. PSI allows permanent tabs and pre-exam annotations, but not writing during the examination.
Prioritize high-weight subjects. Raceways, conductors, services, grounding, overcurrent protection, and photovoltaics deserve concentrated contractor exam prep.
Electrical Calculations and NEC Lookup Strategy
The Connecticut E-2 exam rewards candidates who can recognize the electrical system, locate the right NEC rule, choose the correct table, and finish calculations efficiently.
Simplified study illustration for NEC navigation, raceways, grounding, and photovoltaic exam prep.
Use a repeatable lookup process: identify the subject, choose the NEC article or reference, locate the table or section, solve the problem, verify the conditions, and move on.
- Raceways and Boxes: 8 questions
- General Electrical Knowledge: 7 questions
- Services, Feeders and Branch Circuits: 7 questions
- Conductors and Cables: 7 questions
- Grounding and Bonding: 6 questions
- Photovoltaics: 6 questions
Your Connecticut Journeyperson Electrician Licensing Roadmap
Seven steps take you from E-2 eligibility to PSI testing and Connecticut licensing follow-through.
1
Confirm E-2 eligibility
Complete a registered apprenticeship program or qualify through equivalent experience and training accepted by Connecticut DCP.
2
Document training when required
Connecticut DCP's equivalent-experience route lists 8,000 OJT hours and 720 classroom hours for E-2.
3
Review the current PSI bulletin
Confirm exam timing, approved references, NEC editions, calculator rules, and tab requirements.
4
Prepare with Connecticut electrician exam prep
Study the PSI topic weights, practice NEC navigation, electrical calculations, grounding, raceways, services, motors, and photovoltaics.
5
Complete timed practice
Use mixed-topic practice questions under realistic 210-minute testing conditions.
6
Take the PSI E-2 exam
Bring approved references and manage code lookups, calculations, and question pacing carefully.
7
Complete Connecticut licensing follow-through
Follow the current PSI and Connecticut DCP instructions after receiving a passing result.
What Is on the Connecticut E-2 Electrician Exam?
The bars show each subject relative to the largest 8-question category.
Raceways and Boxes 8 questions
General Electrical Knowledge 7 questions
Services, Feeders and Branch Circuits 7 questions
Conductors and Cables 7 questions
Grounding and Bonding 6 questions
Overcurrent Protection 6 questions
Photovoltaics 6 questions
Special Occupancies and Equipment 5 questions
Motors 5 questions
Fire Detection and Alarm Systems 5 questions
Safety Information 5 questions
Electrical Power 4 questions
Lighting 3 questions
Low Voltage 2 questions
Illuminated Signs 2 questions
High Voltage 2 questions
Current Connecticut E-2 Exam References
PSI currently permits the following reference materials for the E-2 examination.
| Reference | Primary Use | Exam Note |
|---|---|---|
| National Electrical Code / NEC Handbook | Primary electrical code reference | PSI currently permits 2020 or 2023 |
| 29 CFR Part 1926 OSHA | Electrical and construction safety | Latest amendments or PSI selections |
| Ugly's Electrical References | Formulas, calculations, tables, quick reference | PSI currently lists 2020 or 2023 |
| NFPA 72 | Fire detection and alarm systems | PSI lists the 2013 edition |
| Photovoltaic Systems | Solar-electric system knowledge | PSI lists the 3rd Edition |
| Convert Your Home to Solar Energy | Additional photovoltaic reference | PSI-listed reference |
| National Electrical Safety Code | Electrical safety and high-voltage reference | PSI lists the 2012 edition |
How to Prepare Your Open-Book NEC References
Winning reference habits
- Practice with the same approved references you plan to bring
- Use permanent tabs only where PSI permits them
- Highlight and annotate before exam day
- Practice NEC index and table lookup under a timer
- Know where common calculation rules are located
- Complete timed exam prep under the full 210-minute limit
Avoid these exam-prep mistakes
- Using temporary Post-it tabs
- Planning to write in references during the exam
- Adding loose papers to approved books
- Writing question-and-answer sets inside references
- Studying only residential wiring
- Ignoring photovoltaics or fire alarm material
E-2 Journeyperson vs E-1 Electrical Contractor
Connecticut's E-2 Unlimited Electrical Journeyperson license is the unlimited journeyperson credential. The E-1 Unlimited Electrical Contractor license is the contractor-level credential.
An E-2 license holder performs electrical work while employed by a properly licensed contractor. The standard E-1 qualification path requires two years as an unlimited licensed journeyperson or qualifying equivalent experience and training.
Contractor applicants also have a separate Business and Law examination requirement in addition to the trade exam.
Connecticut E-2 Journeyperson vs E-1 Electrical Contractor
These credentials are connected, but they are not interchangeable.
| Path | Exam Focus | Important Note |
|---|---|---|
| E-2 Unlimited Electrical Journeyperson | 80-question electrical trade examination | Performs electrical work while employed by a licensed contractor |
| E-1 Unlimited Electrical Contractor | 100-question trade exam plus contractor requirements | Contractor-level Connecticut electrical credential |
| Business and Law | Licensing, estimating, contracts, finance, labor, tax and project management | Applies to contractor candidates |
| Contractor Exam Prep | NEC navigation, calculations, practice exams and test strategy | Study support, not a state-issued license |
Connecticut E-2 Electrician Licensing Requirements
E-2 Applicant
Eligibility Path
- Complete a registered apprenticeship program or qualifying equivalent experience
- Equivalent-experience path lists 8,000 OJT hours
- Equivalent-experience path lists 720 classroom hours
- Follow current DCP documentation requirements
PSI Exam Candidate
Exam Prep Focus
- 80 questions
- 3½-hour testing period
- Open-book approved references
- NEC navigation and electrical calculations
- 16 PSI subject areas
Future E-1 Contractor
Contractor Path
- E-1 is the Unlimited Electrical Contractor credential
- Standard path includes two years as an unlimited licensed journeyperson
- Trade exam contains 100 questions
- Contractor candidates also complete Business and Law testing
Six-Week Connecticut E-2 Exam Prep Plan
Balance NEC navigation, calculations, raceways, conductors, grounding, motors, photovoltaics, and full-length practice.
Week 1
PSI Blueprint and NEC
- Review all 16 domains
- Organize approved references
- Take a diagnostic exam
- Start a missed-question log
Week 2
Raceways and Conductors
- Raceway fill
- Box fill
- Conductors and cables
- Wiring methods
Week 3
Services and Grounding
- Services
- Feeders
- Branch circuits
- Grounding and bonding
Week 4
Motors and Protection
- Motors
- Electrical power
- Overcurrent protection
- Calculations
Week 5
Solar, Safety and Specialty Topics
- Photovoltaics
- OSHA safety
- Fire alarms
- Special occupancies
Week 6
Simulation
- Full mixed-topic practice
- 210-minute pacing plan
- Weak-area review
- Final PSI reference check
How Hard Is the Connecticut E-2 Electrician Exam?
The challenge comes from combining 80 questions, 16 subject areas, electrical calculations, NEC research, photovoltaic material, and a 3½-hour time limit.
Common problems include slow NEC lookup, weak raceway and conductor calculations, confusion between grounding and bonding, overlooking solar questions, and spending too much time on one calculation.
Connecticut E-2 Exam Day Checklist
Do this
- Follow current PSI arrival instructions
- Bring required identification
- Bring approved references
- Use permanent tabs only
- Use a silent nonprinting nonprogrammable calculator if permitted
- Manage time against the 210-minute limit
Do not do this
- Bring temporary Post-it tabs
- Bring loose reference papers
- Write in books during the examination
- Depend only on memorized practice answers
- Ignore photovoltaics
- Assume E-2 and E-1 have identical requirements
Connecticut Journeyperson Electrician Exam Prep Options
Exam Prep and Study Guide
Practice-Focused Prep
- Connecticut electrician exam prep
- 12 practice exams
- 2 full final exams
- Code-navigation practice
- Electrical calculation review
Study Guide and Flash Card Combo
Reinforcement Prep
- Practice exams
- Flash-card review
- NEC navigation
- High-weight PSI topics
- Timed final exam practice
Instructor-Led NEC Study Package
Guided Code Training
- Instructor-led NEC instruction
- Calculation training
- Practice exams
- Exam strategy
- Code lookup practice
Use the Correct Connecticut Electrical Credential
Journeyperson exam prep prepares candidates for the E-2 Unlimited Electrical Journeyperson examination.
• E-2 is the Unlimited Electrical Journeyperson license
• E-1 is the Unlimited Electrical Contractor license
• PSI administers the licensing examinations
• Connecticut DCP determines license eligibility and scope
Choose the credential first, then choose exam prep that matches it.
Connecticut Journeyman Electrician Contractor Exam Prep FAQ
Connecticut E-2 Exam Basics
The current PSI Connecticut E-2 Unlimited Electrical Journeyperson exam contains 80 questions.
PSI currently allows 3½ hours for the E-2 examination.
The current PSI bulletin lists a minimum passing score of 70%.
Yes. PSI currently lists the E-2 examination as open book. Candidates bring their own approved reference materials.
PSI currently permits the 2020 or 2023 National Electrical Code or NEC Handbook.
Yes. Permanent tabs or indexing completed before the exam are permitted. Temporary Post-it style tabs are not allowed.
PSI permits highlighting, underlining, annotations, and permanent indexing before the exam. Candidates may not write in references during the test.
Raceways and Boxes is the largest individual category with 8 questions.
Yes. Photovoltaics accounts for 6 questions on the current PSI E-2 content outline.
Start with Raceways and Boxes, then General Electrical Knowledge, Services/Feeders/Branch Circuits, Conductors and Cables, Grounding and Bonding, Overcurrent Protection, and Photovoltaics.
Licensing, References and Contractor Exam Prep
E-1 is the Unlimited Electrical Contractor license. E-2 is the Unlimited Electrical Journeyperson license.
The current PSI E-1 trade exam contains 100 questions and allows 4 hours.
Yes. Contractor candidates must meet the applicable contractor testing requirements, including Business and Law.
Connecticut DCP requires completion of a registered apprenticeship program or qualifying equivalent experience and training. The equivalent-experience path lists 8,000 OJT hours and 720 classroom hours.
PSI currently lists the 2020 or 2023 NEC or NEC Handbook, OSHA 29 CFR Part 1926, Ugly's Electrical References, NFPA 72, photovoltaic references, and the National Electrical Safety Code.
Yes. Practice exams help identify weak subjects, improve NEC lookup speed, strengthen calculations, and build pacing for the 3½-hour examination.
Study the PSI blueprint, practice NEC navigation, work electrical calculations, review all 16 exam areas, complete timed practice exams, and review every missed question.
Explore Connecticut Electrician Exam Prep Resources
Use current Connecticut DCP and PSI information together with focused electrician contractor exam prep.
Ready to Prepare for the Connecticut E-2 Electrician Exam?
Build NEC navigation speed, calculation accuracy, raceway and conductor knowledge, grounding skill, photovoltaic familiarity, and full-length testing endurance for the Connecticut PSI E-2 examination.
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