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# Video:Guide to Wire Sizes

with Matt Ediger

Learn all about wire sizes that are used for various equipment and electricity. Here, see a helpful guide to wire sizes.See Transcript

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## Transcript:Guide to Wire Sizes

Hello, I'm Matt Ediger from About.com and this a guide to wire sizes.

There are 36 standard wire sizes and they all have own their unique uses. We will highlight 10 common items, and explain what size wire they use and why. Wire is categorized into gauges which relates to the their size, the higher the number the smaller the size wire. The larger the diameter of the wire, the more electrical current that can safely pass through it with out over heating.

### Various Wire Sizes

Speaker wire: this typically is between 18 and 16 gauge wire and can handle draws of up to 10 and 13 amps respectivelyLamp wire: for low wattage lights you’ll find 16 gauge wire’s being used

Battery cables: These wires handle a lot of amps so to keep them from overheating they are between 10 and 8 gauge

Alternator: the wire coming from your alternator is depending on how many amps it produces is between 0 and 6

Fuse box: if you’ve ever looked at the bundle of wires traveling from your fuse box you should see that they are relatively small between 12 and 18 depending on what size fuse they are connected to.

Laundry: Your standard laundry drier uses a 10 gauge wire and is usually connected to a 220 volt circuit

TV: The cord powering your favorite television is 16 gauge

Computer: Your computer has many different size wires associated with it. The power cable is more than likely a gauge 12 while your mouse cable is 14

Generator: the generators you use in case of a power outage or to light up your camping trips come with 6 gauge wires

We hope that this introduction has enlightened you to the size and capacity's of the most common wires. Electricity can be dangerous and any repairs should be consulted with by a professional. If you would like to learn more please visit us on the web at About.com thanks for watching.
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