The Best Copper Wires

There's a reason pure copper is such a coveted metal, and it's not just because it's pretty to look at. Copper has a super high electrical conductivity rating, so it's the ideal wire for electronics, like speaker systems. It's also highly malleable, making it a darling among jewelry makers and artisans. We love copper, which is why we decided to find the best copper wire on the market. In our search, we focused on three main attributes: the quality of the copper wire, the price value, and what kind of jacketing and spooling was offered. Our favorite option for jewelry was the assortment from Modern Findings, which proved to be made of a super high-quality copper that gave off a warm luster and was easy to work with. Then, for those looking to set up their dream surround-sound speaker system, we found the GearIT Pro Series Copper wire. We were blown away by the top-notch engineering and quality of this double-jacketed wire, which proved ready for the outdoor elements. Clearly, there's a lot to be considered, so read on for more of our in-depth reviews.

Modern Findings Assorted Sample Round Wire

Design and shine

The wire from Modern Findings lets you explore your creative side with an assortment of convenient sizes.
Best For Jewelry

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If your plans for copper are more artistic than functional, check out Modern Findings’ assorted wire set. Available with six gauges ranging in length from thirteen to one hundred feet, this assortment allows its users to build jewelry with depth and detail. Despite copper’s malleability, these spools will retain their form when tightly bound together into patterns. Each size comes in an individual reel and, best of all, the actual metal is free from practically all impurities. All in all, Modern Findings will infuse your crafts projects with a warm, resilient finish, whether your metalwork involves melting or weaving.

Pros:

  • If you’re a beginner in the world of jewelry making, this is a must-have. It offers the perfect assortment of sizes for all sorts of different projects and the malleability of the pure copper is easy to work with.
  • This wire looks beautiful wrapped around stones, so you can make lovely pendants that have the warm shine of copper.

Cons:

  • Only the small gauges are on spools, while the rest are in round bundles.

Bntechgo Magnet Wire

Master the motherboard

BNTechgo's copper wire is thin enough for creative science experiments and delicate rewiring tasks alike.
Best For Small Devices

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Running the gamut from thick load-bearing cables to tiny strands, copper wire is capable of supporting an endless amount of electronics. As far as its electromagnetic properties go, copper also assists in generating stable fields that, in turn, push components such as generators or transformers. Copper of this type is known as magnet wire, and Bntechgo’s variety is great for hobbyists experimenting with appliance repair or circuit board builds. This coil features an enameled polymer coating that prevents overheating without thick sleeves that interfere with conductivity.

Pros:

  • This is also a great choice for crafts like wire weaving since the copper is clean and easy to work with.
  • It’s really easy to strip off the enamel with a hot soldering iron, so you can get clean electrical contacts for your projects.

Cons:

  • The enamel is great for protecting the wire, but it can impede circuits if you don’t remove it from the points of contact.

GearIT Pro Series Speaker Wire

High voltage tunes

GearIT's wiring delivers crisp sound qualiy free of feedback or interference.
Best For Audio

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If you prefer a high level of sound quality that includes minute details and thundering volume, chances are you need a custom audio system. Building a speaker arrangement with GearIT is both a challenging and rewarding experience that can produce a more responsive and clearer output. Unlike standard copper cable, the Pro Series features two jacketed wires and a larger jacket that wraps the pair. Along with the color-coding, this system makes identifying polarity effortless. Best of all, this speaker wire adheres to the CCA standard, meaning every inch delivers cost-effective savings and dependable signal clarity to boot.

Pros:

  • The corrosion-resistant PVC sleeve makes this an excellent option for those looking to do outdoor installations. You can even bury it directly in the ground if you want to run wires discreetly without worrying about water damage.
  • This is our go-to choice for setting up surround-sound speaker systems since the wire is easy to work with and plentiful.

Cons:

  • It’s easy to strip the individual jackets at their ends, but removing the large main sleeve is difficult to do without accidentally cutting the wires.

Tuofeng Wire Kit

Sample and solder

This copper wire is easily bendable but still reliable for newcomers to electronic maintenance.
Best On A Budget

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Whether you’re new to the world of electronic wiring or working on personal projects, Tuofeng’s wire kits make experimenting with new connections fun and enlightening. To start, this flexible copper wire comes in one of seven gauges. Each 25-foot spool features color coding and is rated to 600 volts. The kit also comes with convenient velcro strips for tidy organization. The main draw of this set, however, is the unique blend of copper on display. Tinned copper wiring is extra resistant to the effects of moisture. It’s also much easier for soldering jobs than pure copper since tin is solder’s primary component.

Pros:

  • The wire is flexible, so it’s perfect for intricate circuits and running wires through zig-zagging passageways, like in customized vehicles.
  • Ideal for technology labs and at-home tinkering, the different colored jackets are a great way to distinguish between connections.
  • Tuofeng also offers a slew of other size options, and they’re all a bargain price. If your budget is tight, go with Tuofeng.

Cons:

  • It isn’t pure copper, so those that need the absolute best in conductivity will need to look elsewhere.

Frequently Asked Questions

How do I know what gauge is right for me?

Copper wiring is sold based on gauge, the standard sizing method that directly translates to its ability to transfer electric currents or amps. In general, systems that draw more power need a lower number gauge. The thickest sizes available for purchase are responsible for connecting components like powerful batteries and solar banks. However, as far as daily use goes, the most popular gauges tend to float around 8 to 14 AWG. 14 AWG is commonly found in household light fixtures, while 8 AWG is thick enough to tackle larger projects like central air systems. 

Are there different types of wire coating?

While copper wires are largely responsible for connecting the world’s power and communication systems, several of its grand accomplishments wouldn’t be possible without insulation. Just as the thickness of a copper wire establishes an upper limit on amperage, stronger wire coating can provide higher voltage without hazards. Unless the electronics in question only draw an insignificant amount of power, unshielded copper wiring can give off a dangerous amount of heat when in use. Most wires use PVC for their durability and cost-effectiveness. However, premium coating like Silicone and fiberglass can also be used when flexibility issues or extreme heat enters the picture. 

About the Author

Eugene is a certified tech nerd and tinkerer. His favorite devices are the Lenovo X230 computer he built and refurbished himself and his Canon EOS RP camera. This well-travelled New Yorker wants to save people time, energy, and money while shopping for products and make sure they end up with the right product for their needs.

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