Electrician Handbook
Sergey Vavaev / SV APPS LTD
About this app
- Age 10
- Updated Mar 10, 2026
- OS IOS / Android
Editor reviews
Electrician Handbook is a practical electrical reference app for electricians, apprentices, students, and DIY learners. It brings essential codes and best practices, wiring methods, and quick calculators into one fast, offline-ready toolkit. Find clear explanations, diagrams, and step-by-step guides to solve on-the-job questions in seconds.
Core features include code and safety summaries, wiring diagrams and color references, and smart calculators for voltage drop, conduit fill, load, and Ohm’s law. Powerful search, cross-linked topics, bookmarks, and offline access help you work faster anywhere. Ideal for jobsite lookups, exam prep, and daily troubleshooting. Keywords: electrician handbook, electrical codes, wiring diagrams, voltage drop calculator, conduit fill, NEC reference, education, books and reference.
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How to use:
1. Download and open the app, then choose your region or units if prompted.
2. Browse categories like Basics, Wiring, Motors, Safety, and Codes to quickly locate topics.
3. Use Search to find a term or formula, then open the article for explanations, diagrams, and quick tips.
4. Open Tools to run calculators such as voltage drop, conduit fill, and load; enter values to get instant results and recommendations.
5. Bookmark important pages, add notes for quick recall, and enable offline download in Settings to access content without internet.