Direct Current (DC) Voltage Drop in Electrical Wires

Introduction

Calculate the voltage drop in direct current electrical wires based on wire size, current, material and wire length.
Wire materials aluminum, carbon steel, copper, electrical steel, gold, nichrome (nickel-chromium), nickel and silver can be selected.

Calculator

Description Symbol Value Unit
Wire material
Length of wire (Remember that this length includes both ways) L m
Current I A
Electrical wire cross sectional area A mm2