City & Guilds 2365 Level 3 Electrical Installation Diploma — Advanced electrician diploma for NVQ Level 3 and ECS/JIB Gold Card progression.
For learners who have Level 2 or equivalent experience and need the City & Guilds 2365 Level 3 Electrical Installation Diploma. Study full-time for 7 weeks or part-time for 14 weeks in Cheshunt before progressing to NVQ Level 3 and ECS/JIB Gold Card status.
We recommend speaking with a course advisor to get your clear career plan.
Full Time
7 weeks
Mon-Fri 8:30-16:30
Part Time
14 weeks
1 Sat + 1 Weekday Evening
Accredited

City & Guilds 2365 Level 3 Electrical Installation Diploma
£3,179Who Is This Route For?
The Level 3 Electrical Installation Diploma (2365) is an advanced City & Guilds accredited programme designed for learners who have completed the Level 2 2365. This course develops in-depth knowledge of electrical installation design, fault diagnosis, inspection principles, and compliance with BS 7671.
Requirements
- ✓Completion of Level 2 2365 Diploma or equivalent
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Qualification Planners
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Career-Focused Learners
Students who want the right qualification for their work goals.
The Roadmap to Qualified Status
A clear, continuous path from zero experience to the ECS Gold Card.
Level 2 Diploma
Foundations
Level 3 Diploma
Advanced
18th Edition
BS 7671
2391-50
Initial Verification
NVQ Level 3
Portfolio
2391-51
Periodic Inspection
AM2
Practical Assessment
Gold Card
JIB / ECS
Level 2 Diploma
Foundations
Level 3 Diploma
Advanced
You are here18th Edition
BS 7671
2391-50
Initial Verification
NVQ Level 3
Portfolio
2391-51
Periodic Inspection
AM2
Practical Assessment
Gold Card
JIB / ECS
Upcoming Intake Dates
Secure your place early — spaces are limited.
3rd August 2026
Last Few Spots!Full Time (7 weeks, 5 days per week, Mon-Fri 8:30-16:30)
19th August 2026
Fully BookedPart Time (14 weeks, 2 days per week, 1 Sat 8:30-16:30 + 1 weekday evening 18:00-21:00)
31st August 2026
Limited AvailabilityFull Time (7 weeks, 5 days per week, Mon-Fri 8:30-16:30)
Don't see a date that works? Contact Us
Study Options
Full-Time Pathway
Intensive full-time delivery covering the full advanced diploma in 7 weeks.
Part-Time Pathway
Spread your study across 14 weeks for greater flexibility.
Level 3 Diploma — Course Breakdown
The Level 3 Electrical Installation Diploma (2365) is an advanced City & Guilds accredited programme designed for learners who have completed the Level 2 2365. This course develops in-depth knowledge of electrical installation design, fault diagnosis, inspection principles, and compliance with BS 7671. It is the essential stepping stone toward the NVQ Level 3 and ultimately the ECS Gold Card.
Advanced Electrical Science & Principles
2 WeeksComplex calculations, electromagnetic induction, AC theory, power factor.
Electrical Installation Design
2 WeeksCompliant design for various installation types, including special locations.
Inspection, Testing & Commissioning
1 WeekSafety checks, compliance testing, and effective commissioning procedures.
Fault Diagnosis & Rectification
1 WeekAdvanced troubleshooting and problem-solving techniques.
BS 7671 Regulations
1 WeekIn-depth study and practical application of the latest wiring regulations.
Environmental Technologies
1 WeekRenewable energy, energy efficiency, and sustainable solutions.
Assessment & Exams
Here's what you'll need to pass to earn your City & Guilds 2365 qualification.
Unit 301
Fundamental Principles
Closed book
Unit 302
Written Assignment
Closed book
Unit 303/613
Fault Diagnosis
Photographic evidence + PPE required
Unit 303/623
Fault Diagnosis
Closed book
Unit 304/614
Electrical Installations
Photographic evidence + PPE required
Unit 304/614
Electrical Installations — Written Exam
Unit 304/624
Electrical Installations
Closed book
Unit 305/615
Electrical Systems Design — Project
Unit 305/625
Electrical Systems Design
IET On-Site Guide
Unit 308
Career Awareness in Building Services Engineering
Photographic evidence + PPE required
Unit 308
Career Awareness — Written Exam
Where Can This Lead?
This qualification opens the door to the next step in your career.
NVQ Level 3
Work-based portfolio assessment — the final step before your Gold Card.
View Course →18th Edition
Essential BS 7671 wiring regulations update for all electricians.
View Course →Gold Card Package
The complete pathway to JIB Gold Card Electrician.
View Course →Study online
Take the Level 3 Diploma as an online self-study course.
View Course →Successful Students
1/7“Level 3 was challenging but the instructors made the complex theory easy to understand. Now I'm doing my NVQ.”
David R.
Level 3 2365 Graduate
Frequently Asked Questions

Come See Us in Person
Visit our training centre in Cheshunt to see the facilities, meet the team, and chat with instructors.
- ✓Tour workshops & classrooms
- ✓ Meet qualified instructors
- ✓ Ask questions face-to-face
- ✓ No obligation or pressure
📍 Cheshunt, Hertfordshire · Free parking available
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