When working on electrical projects, it’s essential to Cable Size Calculator correctly to ensure safety and efficiency. Choosing the right cable prevents overheating, voltage drops, and potential hazards. Our online cable calculator makes this process quick and easy.

You can enter the current, cable length, allowable voltage drop, and select the material—copper or aluminum—and the phase type, whether single or three-phase. The tool then calculates the minimum cable section required and suggests the nearest standard cable size. It also shows the expected voltage drop, helping you ensure your installation stays within safe limits.

With options to add multiple calculations, delete individual rows, clear all entries, and even download your results as a CSV file, this calculator is perfect for both professionals and DIY enthusiasts. Start using our tool today to calculate size cable accurately and make your electrical projects safer and more efficient.