WireCalculator

Simplify your 12V electrical projects with WireCalculator! Whether you’re building a campervan, upgrading your 4WD setup, or wiring a custom vehicle, WireCalculator helps you determine the correct wire gauge and fuse size for your 12V circuits — safely and easily. Key Features: - Instantly calculate wire gauge based on current, distance, and voltage drop - Automatically suggests the right fuse size for protection - Designed for 12V DC systems (perfect for campers, 4WDs, boats, and DIY setups) - Uses standard wire sizing tables for reliable results Who it’s for: - Auto electricians - Campervan and RV builders - Off-grid enthusiasts - 4WD adventurers - DIYers and hobbyists Avoid guesswork and ensure your 12V circuits are safe and efficient with WireCalculator — your go-to tool for mobile power planning.