Supported Features
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VoiceOver
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Larger Text
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Dark Interface
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Differentiate Without Color Alone
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Sufficient Contrast
Wire Gauge Calculator: Cable
12V Electric System Planner
$1.99 · In‑App Purchases · Designed for iPad. Not verified for macOS.
More than a wire gauge calculator: model the whole 12 V system — loads, batteries, solar, chargers — and get cable sizes, fuses, runtimes and a parts list you can shop.
Design reliable 12V DC systems with ease
Cable empowers you to construct effective power systems for RVs, vans, boats, cabins, and custom setups. Add components like loads, batteries, chargers, and solar panels, ensuring every cable and fuse is perfectly sized — in AWG or metric. Assess performance and safety thoroughly before installation.
Intelligent electrical design for mobile power
- Ensure optimal fuse and cable sizing with voltage drop analysis
- Model comprehensive systems including loads, chargers, batteries, and solar
- Get accurate runtime and charging time predictions
- Receive system health checks with clear alerts
- Automatically generate a detailed Bill of Materials
- Operates offline for convenient field use
Designed for creators and installers
- Ideal for van and RV conversions
- Suitable for marine and off-grid systems
- Perfect for workshops, service technicians, and knowledgeable builders
Cable simplifies electrical design with intuitive visuals and a guided workflow, applying rigorous engineering principles in the background.
Build safer, build smarter
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Preview before you share
Wiring diagrams, full reports and your bill of materials now open in a complete preview first, so you can check every value before sending them on.
Share the diagram on its own
Export the wiring diagram as a standalone PNG straight from the Overview share menu.
Also in this update
• Faster, cleaner component library
• Polished battery, charger and appearance editors
• Deleting a system now asks for confirmation
• Fixed: batteries from the library showed 0.0 V
The developer, Stefan Lange-Hegermann, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Search History
- Diagnostics
The developer indicated that this app supports the following accessibility features. Learn More
Information
- Seller
- YUZUHub UG (haftungsbeschrankt)
- Size
- 6.9 MB
- Category
- Utilities
- Compatibility
Requires iOS 17.6 or later.
- iPhone
Requires iOS 17.6 or later. - iPad
Requires iPadOS 17.6 or later. - Mac
Requires macOS 14.6 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.3 or later.
- iPhone
- Languages
English and 4 more
- English, Dutch, French, German, Spanish
- Age Rating
4+
- 4+
- Contains
Advertising
- In-App Purchases
Yes
- Pro Pack Weekly $3.99
- Pro Pack Yearly $34.99
- Copyright
- © 2026 YUZUHub UG
