Choosing The Right Outdoor Speaker Wire (2024)

Setting up an outdoor speaker system is very similar to setting up a speaker system indoors. There are a couple of major differences, however. One is that you will have to connect your outdoor speakers to your indoor amp, usually either via the corner of a window or by drilling a hole through the wall.

The other major difference is the type of wire you use. The wire that connects outdoor speakers to your amp will be exposed to much harsher conditions than the wire you use to connect your indoor speakers, and it will also likely have to cover more ground. That means you will have to take a bit more care when choosing the right outdoor speaker wire.

Choose your cable wisely. Make sure to buy wire that’s rated for outdoor use. It’s worth spending a bit more for high-quality cable because the cable you use for outdoor speakers will have to stand up to the elements. You want a cable that can resist the sun’s harmful ultraviolet rays as well as extremes in temperature. Your outside wire has to be able to withstand rain and snow and everything else Mother Nature can throw at it. By spending a little extra on cable at the outset, you’ll save yourself time and money in the long run, because you won’t have to replace cable as often.

At Outdoor Speaker Depot, we suggest using the outdoor and in-wall rated, weather-resistant speaker cable that we carry for optimal performance and durability. These cables have double the insulation of typical cables, giving them added protection. Made with a white polyethylene jacket, they resist heat and the sun’s damaging ultraviolet rays. Their superior insulation and materials mean you can run them outside or in walls without fear of failure. You can even bury these tough cables in the ground with no worries, although some people like to encase buried cables in a piece of PVC tubing — not to protect the wires from the elements so much as to protect them from man. The hard shell of the PVC tubes guards against accidental breakage from shovels and other tools when someone digs in the wrong place.

When choosing wire, you’ll also need to select the right wire gauge. Remember that with wire gauge, the bigger the number, the thinner the wire, and the shorter the run. Use 16-gauge wire for runs of 80 feet and less. For runs of 80 to 200 feet, step up a notch to 14-gauge wire. If you plan to go out more than 200 feet, opt for 12-gauge wire.

Choosing The Right Outdoor Speaker Wire (1)

Choosing The Right Outdoor Speaker Wire (2024)

FAQs

Choosing The Right Outdoor Speaker Wire? ›

Use 16-gauge wire for runs of 80 feet and less. For runs of 80 to 200 feet, step up a notch to 14-gauge wire. If you plan to go out more than 200 feet, opt for 12-gauge wire.

How do I know what size speaker wire I need? ›

When determining which wire gauge to use, consider how far away the speakers are from your amplifier or A/V receiver. Generally, for short speaker wire runs, a 16-gauge wire is sufficient. However, for longer speaker wire runs (to another room, for example), it is better to use a thicker, lower-gauge wire.

How long can outdoor speaker wire be? ›

For 6-ohm speakers 16AWG wire is recommended for runs up to 36 feet and 10 or 12AWG wire for runs up to 150 feet. If you are using 8-ohm speakers, 16 AWG wire is recommended for runs up to 48 feet and 10 or 12AWG wire for runs up to 200 feet.

What gauge speaker wire for 20 feet? ›

Description
Wire Size2 Ohms4 Ohms
18 Gauge8 Feet16 Feet
16 Gauge12 Feet24 Feet
14 Gauge20 Feet40 Feet
12 Gauge30 Feet60 Feet*
3 more rows
Jun 1, 2012

Is 12 gauge speaker wire overkill? ›

It's really overkill for runs that short. yep, just use 16 gauge, 12 can be too thick for some speakers/receivers, unless you're running thousands of dollars of equipment.

What gauge speaker wire for outdoor speakers? ›

For most residential outdoor speaker setups, 16 or 14-gauge wires are commonly used. Direct Burial or In-Wall Rated: Outdoor speaker wires should be rated for outdoor use and capable of withstanding exposure to moisture, UV rays, and temperature fluctuations.

Does thicker speaker wire sound better? ›

While thicker speaker wire can offer advantages in specific scenarios, its impact on overall sound quality is often exaggerated. Instead of obsessing over wire thickness, focus on using high quality speaker wiring.

Do you have to bury outdoor speaker wire? ›

The reality is that burying any wire or cable directly in the dirt is never recommended. Especially if you desire a long lasting installation! The truth is only a few cables are truly rated to be buried directly into the ground. And for sure direct burial speaker wire is not.

What happens if speaker wire is too long? ›

When it comes to speaker wires, the ideal maximum length would be about 15 meters. Going past that length is generally considered too long as it will begin to adversely affect the quality of the audio.

How powerful should outdoor speakers be? ›

Wattage will depend on the power output of your receiver/amplifier; however, outdoor speaker wattage range from 60 watts to 300 watts. The advantage of bigger wattage is not only the potential volume increase but also better sound quality and coverage at lower volumes.

How far can you run 10 gauge speaker wire? ›

Choosing Your Speaker Cable Size Based On Distance
DistanceWire Size in AWGWire Size in MM's
41-60ft (12-18 Meters)12 AWG2.0mm
61-100ft (18-30 Meters)10 AWG2.5mm
101-150ft (30-45 Meters)8 AWG3.2mm
151-250ft (45-75 Meters)6 AWG4mm
2 more rows

Can speaker wire be too big? ›

The sound quality of your speaker will suffer if the thickness is incorrect. The thickness of the speaker cable should be no more than 5% of the specified electrical resistance of the speaker.

What gauge speaker wire for a 30 foot run? ›

Less than 30 feet: 16 gauge. 30 - 50 feet: 14 gauge. 50 - 100 feet: 12 gauge. 100+ feet: 10 gauge (or us 14/4 cable which works out to 11 gauge)

How many watts can 12 AWG speaker wire handle? ›

How many watts can a 12-gauge wire handle? 12 gauge wire is rated for 20 amps peak, 16 amps sustained. On a 120 volt circuit, 120 * 16 = 1920 watts. On a 240 volt circuit, 240 * 16 = 3840 watts.

What AWG is best for speakers? ›

For most home theater systems, 16-gauge wire is all you'll need. However, if your speakers are more than 50 feet away from the receiver, stepping up to 14-gauge isn't a bad idea. Also, if you're using a high-current amplifier or lower-impedance speakers, 14-gauge is best.

What gauge speaker wire for 1500 watt subwoofer? ›

The speaker wires. If your sub system is going to put out more than 1,000 watts RMS, you can use 12-gauge speaker wire. But 16-gauge speaker wire works well for most installations.

Should I use 14 or 16-gauge speaker wire? ›

For most home theater systems, 16-gauge wire is all you'll need. However, if your speakers are more than 50 feet away from the receiver, stepping up to 14-gauge isn't a bad idea. Also, if you're using a high-current amplifier or lower-impedance speakers, 14-gauge is best.

Can a speaker wire gauge be too big? ›

Having thicker wires than necessary will not have a negative impact on your sound, but you also may not notice a dramatic improvement. Additionally, while thick speaker wires are more durable, they will normally be more expensive, heavier, somewhat stiff, and may prove too thick for a given connector.

What gauge wire for speakers per watt? ›

Also see:
Recommended Cable Size by Power and Distance
Total RMS Power (watts)Distance
10010 gauge8 gauge
20010 gauge8 gauge
4008 gauge4 gauge
5 more rows

What gauge wire for a 300 watt speaker? ›

Selecting the Proper Size Power Wire
0-3 ft.10-13 ft.
125-150A8-ga.4-ga.
150-200A4-ga.2-ga.
200-250A4-ga.2-ga.
250-300A4-ga.1/0-ga
6 more rows

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