KnuKonceptz Kord Kable 12 Gauge Copper Speaker Wire - 50 Feet

(1414 Reviews)

Price
$17.99

Quantity
(10000 available )

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162 Ratings
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Reviews
  • Matt

    Greater than one week

    Arrived in a timely manner. Very heavy duty, and heavy, yet bendable. Oxygen Free 100% copper. Pros: -Price is great for this kind of cable/size Cons: -None really, no retail packaging, but no bother to me. Recommend: Yes works well, nice size/thickness

  • L_Cruz

    > 3 day

    Perfect for my setup. Only pushing 1000watts at 1ohm and have had no problems.

  • Alexander Horn

    > 3 day

    ***HIGHLY RECOMMENDED*** This wire is amazing. Im blown away that it actually increased the volume of my speakers (didnt touch amp gain) compared to the previous wire I had installed before (which sounds stupidly ridiculous but after having done a comparison with both sides of the car (one side new wire and one not), is actually true). Granted I went from previously radioshack wire 16 awg claimed ofc to this, I still wouldnt have expected such a difference in efficiency. However, while I wouldnt suspect this to be the case for everyone, if you want to at least ensure you have the best and most efficient output signal transfer from your amp to your speakers, this stuff is the way to go. These wires feel fantastic, are very flexible, and dont have that terrible rubbery smell (that also tends to get stuck on your hands after handling) that other cheaper wires of similar feel tend to have. The 12 AWG is true as advertised for the wire and the copper strands inside are beautiful. If I ever need more wire, KnuKonceptz is where Im getting it from. =)

  • Prof. Richmond Brown IV

    Greater than one week

    Excellent Speaker Wire

  • Hack Saw

    Greater than one week

    This speaker cable is very nice and flexible. The copper seems to be of very good quality. Used this wire to tether my Crown XLS1502 to my home stereo system subwoofers. Bass-a-pumpin!!!

  • Robert Wilhoit

    Greater than one week

    Made my own premium cables with a few other Amazon item ls along with this roll of copper speaker wire. I think they turned out well!

  • Jeremy Kellum

    > 3 day

    Ordered 2 50 sections and they shipped a single 100 piece. Im really glad they did that so I didnt have to worry about having leftovers on 2 rolls. Wire seems to be good quality and very fine strands making it easier to work. So far Im pretty happy with the results. Used it to hook up my surround sound system.

  • Gary M.

    Greater than one week

    Nice heavy gauge speaker wire.

  • cali

    10-06-2025

    Good wire which is easy to work with. Nice clean connections for powering a speaker. Would buy again.

  • Taylor

    > 3 day

    Unbeatable product. There is no one else on this earth that makes a comparable wire in this price range. KnuKonceptz all the way!!!

Kord Ultra Flex 12 Gauge Speaker Wire - over sized Oxygen Free Copper speaker cable provides superior frequency response compared to smaller, conventional speaker wire. Each conductor is composed of 294 strands of the finest copper for superb audio accuracy and flexibility. The Kord Speaker wire is wrapped in ultra flex blue PVC with a black polarity stripe on one side of the round-round cable profile.

Kord Utra Flex Speaker wire is basic side-by-side, oversized speaker cable. Utilizing high strand counts of fine, pure Oxygen Free Copper make the Kord series a very flexible speaker wire. Applications include home and mobile audio. The side by side profile allows for ease of installation under carpets or around base boards. The cable is finished in a translucent matte blue ultra flex PVC jacket and includes a black polarity stripe down one side.

  • Core Material: 36 Gauge Oxygen Free Copper
  • Length: Available in various length
  • Dielectric: Ultra Flex PVC
  • Outer Diameter: 9mm x 4.5mm
  • Max Continuous Length: 1500 Feet
Speaker Wire, SPeaker Cable, 10 gauge, 12 gauge, 14 gauge1 16 gauge, Home Theater cable, Speaker Wire, SPeaker Cable, 10 gauge, 12 gauge, 14 gauge1 16 gauge, Home Theater cable,
12 Gauge OFC Speaker Wire12 Gauge OFC Speaker Wire

Plain and Simple Specifications

  • Wire type - CCA or OFC

These materials are commonly used, but not commonly stated when shopping online. Know what you are purchasing. Both metals are capable of performing up to their rated loads.

  • American Wire Gauge

Wire gauge is crucial to powering your system correctly. Undersized cable will create unsafe conditions and may shorten your amplifier"s life.

12 Gauge speaker Wire Size Chart12 Gauge speaker Wire Size Chart

True American Wire Gauge (AWG) Products

  • Using American Wire Gauge standards, the gauge of stranded wire is determined by the total area of the conductor.
  • To calculate this you would take the area of each strand and add it together. This area, in square mm, then determines gauge.
  • Speaker Wire is often written as 12-2 or 12/2. This means 12 gauge x 2 conductor, both positive and negative signal are carried within one cable and are each 12 gauge.
  • Diameter is not as critical with stranded wire, this is due to the tiny air gaps between each strand. Diameter may fluctuate with strand size and how tightly wound the rope of the cable is.
  • The smaller the number, the larger the wire, until you reach zero or aught (0). Most speaker wire ranges from 10 to 16 gauge. 18 to 22 gauge is often much too thin for most Home Theater applications.
  • Based on AWG, the true gauge of this cable is 12 Gauge
12 Gauge Speakwe wire construction12 Gauge Speakwe wire construction

Oxygen Free Copper - The standard in audio

  • Quality cables use quality materials. Oxygen Free Copper is copper of at least 4n purity. That means the conductor must be at least 99.99% copper.
  • Copper speaker wire provides lower resistance than similar sized CCA cable. This means improved frequency response.
  • The ultra fine OFC strands in the Kord speaker wire allow for more current to flow as AC voltage travels on the conductors edges.
  • Another benefit to the high strand count, our cable is incredibly flexible

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