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You can learn electrical safety, circuits, wiring, panels, schematics, motors, electronics, solar power, and troubleshooting fundamentals.
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Build in-demand circuit skills fast with this free online course—master Ohm’s law, diodes, AC/DC, and power basics for real electrical work.
5
(6)
43h25m
49 exercises
Build in-demand wind turbine skills with a free online course covering design, grid connection, control, and wind economics—ideal for electricians in renewables.
5
(4)
3h49m
19 exercises
Build job-ready circuit analysis skills with a free online course on voltage, current, power, and Kirchhoff’s laws—practice problems that sharpen real troubleshooting.
5
(6)
3h11m
20 exercises
Free CourseInstall Your Own Solar Power System
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(1)
59m
6 exercises
Free CourseElectronics - Nanoelectronics: Devices and Materials
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Free CourseBasic electronics
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Free CourseElectrical - Fabrication of Silicon
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Free CourseElectrical engineering
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Free CourseBeginner Electronics
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Free CourseElectricity course
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31h41m
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Free CourseElectrical Engineering Basics
4.7
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7h21m
27 exercises
Free CourseHome wiring and Electrical
4.6
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5h34m
19 exercises
Free CourseIntermediate electronics
4.6
(11)
3h22m
28 exercises
Free CourseHow Solar Panels Works
4.6
(8)
22m
4 exercises
Free CourseSiemens PLC Training
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9h42m
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Free CourseHow Electric Motors works
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Free CourseElectronic Circuit Design
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Free CourseElectrical wiring basics
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Free CourseBasic electronics
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Free CourseElectrical basics class
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Exercises
Test your knowledge of contactors, overload relays, control circuits, reversing starters, interlocks, and motor troubleshooting.
Start exercisesTest your knowledge of electrical conductors, wire gauges, residential wiring colors, grounding, insulation, and essential electrical safety tools.
Start exercisesTest your electrician apprenticeship skills with questions on circuit breakers, wiring, voltage, GFCIs, ampacity, grounding, and three-phase systems.
Start exercisesTest your knowledge of electrical components, including resistors, capacitors, diodes, transformers, relays, fuses and ammeters.
Start exercisesTest your knowledge of electrical circuits and components, including resistors, capacitors, diodes, transistors, fuses, and Ohm’s law.
Start exercisesTest your circuit design fundamentals for electricians, including resistance, capacitors, diodes, Ohm’s law, current, power, and inductance.
Start exercises
DC, Servo or Stepper? How to Choose the Right Motor for Your Robot
A practical guide to the three motor types used in hobby robotics — how each one works, what it costs you in complexity, and when to pick which.
Why Circuit Breakers Trip: Overload, Short Circuit and Ground Fault Explained
Understand the three reasons a breaker trips, how it works inside, and why resetting it repeatedly is a bad idea.
Integrating Renewable Energy Systems: Essential Skills for Modern Electricians
Discover essential skills electricians need for renewable energy systems, including solar, wind, storage, safety, and career growth opportunities.
Building Confidence with Intermediate Electronics: Practical Applications and Circuit Design
Gain confidence in intermediate electronics with practical applications, circuit design tips, essential tools, and real-world scenarios for electricians.
Exploring Analog and Digital Circuits: A Guide for Intermediate Electronics Learners
Learn intermediate electronics with analog and digital circuits, including op-amps, logic gates, microcontrollers, and practical project-based tips for learners.
Intermediate Electronics: Taking Your Electrical Skills to the Next Level
Expand your electrical skills with intermediate electronics, covering circuits, ICs, microcontrollers, and practical applications for electricians and enthusiasts.
Mastering Sensors and Transducers: Intermediate Electronics for Electricians
Learn intermediate electronics for electricians with sensors and transducers, including applications, signal conditioning, and practical skills for modern systems.
Essential Home Electrical Tools Every Aspiring Electrician Should Know
Discover the 10 essential home electrical tools every aspiring electrician should know, from multimeters to circuit finders, for safe and efficient electrical work.
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Develop essential electrical knowledge through free online courses covering electricity, wiring, electronics, circuits, motors, automation, power systems, and renewable energy. These learning resources support beginners, vocational students, technicians, and professionals who want to reinforce electrician skills through structured lessons. Study electrical terminology, voltage, current, resistance, power, conductors, circuit components, measurement principles, and schematic interpretation at your own pace.
The course collection progresses from introductory concepts to specialized applications. Start with the Electricity course or explore Electrical wiring basics to learn foundational principles. Continue with How to Read Electrical Schematics, Fundamentals of Electric Circuits, and Electrical Design Complete Guide for broader technical development.
These free electrician courses can complement technical education, apprenticeship preparation, maintenance training, or independent study. Learners can investigate home electrical systems, engineering circuit analysis, PLC programming, Siemens PLC technology, nanoelectronics, power electronics, microgrids, and home automation. Every course is free, features exercises, and includes free certification, helping students document completion while organizing their continuing education.
Expand your learning with courses in Home Electrical, Basic Electronics, Electrical Engineering, and Electronic Circuit Design. Those interested in sustainable power can also study Renewable Energy and Solar Energy, including photovoltaic system fundamentals and solar electrical installation.
To access the courses, lessons, exercises, and free certification, install the Cursa app on your mobile device. Android users can select Download for Android through Google Play. Apple users can select Download for iOS / iPhone through the App Store. Install the app, choose a course, and begin learning electrical theory and applied concepts from anywhere.
What can I learn in an online electrician course?
You can learn electrical safety, circuits, wiring, panels, schematics, motors, electronics, solar power, and troubleshooting fundamentals.
Are electrician courses suitable for beginners?
Yes. Beginner courses cover electrical basics, simple circuits, tools, safe practices, and how to read basic wiring diagrams.
Can I learn residential wiring online?
Yes. Online residential wiring courses can teach circuit planning, outlets, switches, lighting, panels, grounding, and safety principles.
How do I learn to read electrical schematics?
Start by learning common electrical symbols, circuit paths, component labels, and how power flows through a diagram.
Do electrician courses cover solar panel installation?
Many courses cover solar photovoltaic basics, electrical design, panel connections, system components, and installation planning.
Can I learn PLC and home automation in electrician courses?
Yes. Some courses teach PLC fundamentals, Siemens PLC programming, smart-home wiring, controls, and Home Assistant setup.
What electrical safety topics should electricians learn?
Key topics include safe isolation, grounding, circuit protection, overload prevention, proper tool use, and recognizing electrical hazards.
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What are people saying about free online courses of Electrician
Maria Essie-May Gaytan
really liked the instructions on this course. he had a good way he presented everything without it getting boring or to much info.
CourseHome wiring and Electrical
Paul Ray
very good teachers and easy interesting exercise and explanations
CourseBeginner Electronics
Bitty Reilly
Understandable basic wiring class. Not too dumbed down. Thank you Brettley Built from North Florida #1 pine.
CourseElectrical wiring basics
Ivan Snider
great courses, awesome way to sharpen skills
CourseBeginner Electronics
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this course is a good course. I really appreciate all the instructors and technology in this course. I love this certificate. thanks so much.
CourseHome wiring and Electrical
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I have learned a lot from this course and this app is great.
CourseElectrical Engineering Basics
Martin Márk Herr
This is a very interesting and informative video series. Everything is explained and animated, making it easy to understand.
CourseElectrical Engineering Basics
Konstantin Karapetyan
It would be good to make it explicit that the course teaches American wiring.
CourseHome wiring and Electrical
Mustapha Abdulwahab
very interesting and understand
CourseHome wiring and Electrical
Nabin Kushbaha
wonderful course.all is confusion are clear.
CourseHow Electric Motors works