Wire Size Calculator — science and physics formula calculators
The Wire Size Calculator finds the conductor cross-section needed to keep voltage drop within an allowable percentage. Enter the current, wire length, system voltage, allowable drop, phase type, and conductor material to get the required area, the nearest standard size, and the resulting voltage dro
Category: Electricity & Energy
About this tool
What Is Wire Size Calculator? Wire Size Calculator The Wire Size Calculator finds the conductor cross-section needed to keep voltage drop within an allowable percentage. Enter the current, wire length, system voltage, allowable drop, phase type, and conductor material to get the required area, the nearest standard size, and the resulting voltage drop. It is useful when sizing feeders for single-phase and three-phase installations.. How to Use Make sure you understand the formula or method this tool uses. Enter your values in the correct fields with compatible units. Review the result, compare it with expected values, and use the related tools if needed. Related Tools Ohm's Law Calculator — Calculate voltage, current, and resistance using Ohm's law Electric Power Calculator — Calculate electrical power, voltage, and current Electrical Resistance Calculator — Calculate series and parallel electrical resistance Frequently Asked Questions How do I use Wire Size Calculator? Enter the required data in the appropriate fields and the tool will display the result immediately.