Inch voltage drop calculation
Enter any three values and click on "Calculate
Metric voltage drop calculation
Enter any three values and click "Calculate".
Electric power calculation
Enter any two values and click "Calculate".
Calculation of battery power discharge time
Enter any two values and click "Calculate".
Metric voltage drop calculation
Load current (A): 12 wire diameter (mm): 120
Wire length (m): 450 Click "Calculate", wire voltage drop (V): 0.02
This calculator is used to calculate the voltage drop of copper wire. It refers to the result of a single copper wire and the ambient temperature is 25 degrees. The calculation result is for reference only. Please use it carefully.
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