Voltage Drop-3 phase, single phase

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Calculate voltage drop for copper or aluminum wire. Enter wire size & circuit length.

A powerful calculator to find voltage drop quickly and easily. Simply enter amps and circuit length values and find: single phase or 3 phase voltage drop for copper or aluminum wire.
No formula to remember.
No tables to search.
As with all our electrical calculators, NEC® article and/or table which pertain to each electrical calculation are provided.
This electrical software and much more can be yours now: voltage drop

Enter wire size & circuit length. Calculates voltage drop.

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Voltage Drop Calculator-copper or aluminum