Wire Size Calculator




    Avoid dangerous wiring miscalculations with this simple wire gauge selector 120V-480V
    Click install and give it a try, it’s free!

    Benefits of using Calculator Co’s Wire Size Calculator:
    No annoyance from impeding ads
    Error free information because of a simple no fluff layout
    Easy to read with accuracy due to large bold text
    Less screen frustration with extra-large buttons and wide spacing

    Warning: This calculator selects the gauge based on a 3% voltage drop. This is consistent with most electrical code but I advise you to check your local electrical code.

    Tutorial: Step by step
    General Info: When Wire Size Calculator Ad Free is first opened all fields are reset. All fields play a part in determining the gauge of wire required to maintain less than 3% voltage drop. This calculator is only as correct as the data that is entered.
    Step 1: Select the wire type Copper/Aluminum, Phase, and AC Voltage.
    Step 2: Enter the length to the load in feet. (One way)
    Step 3: Enter the Amps of the highest possible load.
    Step 4: The gauge is displayed at the bottom. The equation should be reviewed to insure correct data entry.

    Q: What is the sizing range available?
    A: This calculator recommends sizes #14 AWG to 2000 mcm.

    Q: Does this application fallow a specific size chart?
    A: This program references many equations/charts. If a physical reference is needed American Wire Gauge (awg) sizing charts are available in printable forms online.

    Q: Are we adding functions in the future?
    A: This app was designed to fit my requirements for my career. If you need extra functions like DC or metric units send me an email at and I will add these features in future updates.

    Q: How do I submit suggestions or problems with about the wire size calculator?
    A: The best way is to send an email to

    Wire Size Calculator Ad Free Permission Break Down
    No permissions

    Wire Size Calculator Ad Free is designed for estimating wire gauge in AC circuits. Wire Size Calculator Ad Free is a tool and not responsible for its misuse.

    Key words or simple misspellings and abbreviation: ac, awg calculator, alternating current, no adds, wire gauge calc, no advertisements, advertisement free, awg size.

    Wire Size Calculator Ad Free was developed by Calculator Co

    Tags: ac wire size calculator , wire size calculator ac , ac wire siae calculator apps , voltage drop calculator large copper cables mcm , wire gauge calculator ac , wire sizing calculator

    Users review

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