Hifonics Atlas ATLSQ12D4

Released November, 2008

Product Shot 1The Hifonics Atlas ATLSQ12D4 is a dual ohm 12” subwoofer built from a polypropylene cone with a woven honeycomb structured support body. Similar to the Atlas ATL12D2, the ATLSQ12D4 offers a peak power handling of 1200w and nominal power handling of 600w.

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The ATLSQ12D4, however, ditches the ATL12D2’s circular frame in favor of a square frame. In addition, the ATLSQ12D4 utilizes a 3” voice coil with a glass fiber former and aluminum cone neck reinforcement that supports 4 ohms versus 2. The ATLSQ12D4 also features a 1” tall rubber surround for larger excursion, a 140 Oz magnet, and a ported nickel plated back support.


  • Subwoofer Size: 12" SQUARE
  • Impedance: 4 ohm + 4 ohm
  • Peak Power Handling: 1200 watts
  • RMS Power Handling: 600 watts
  • Woofer Surround: Rubber
  • Woofer Composition: polypropylene

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