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Nemesis Audio
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Nemesis Audio NA-18Cv.2 (D1) 18″ 8000W Max Dual 1-Ohm Voice Coil Colossal Series Car Subwoofer

Sale price $1,099.99 Regular price $1,199.99
Shipping calculated at checkout.

Key features

  • Subwoofer size: 18.0 inches
  • RMS power per subwoofer: 4000 W
  • Voice-coil options: D1
  • Voice coil: 4-inch, 8-layer flat wire
  • Basket material: Die-cast aluminum
  • Cone material: Non-pressed paper


Description

The Nemesis Audio NA-18Cv.2 (D1) 18-inch subwoofer delivers 8000W peak and 4000W RMS power handling for car audio builders who need high-output bass from a dual 1-ohm voice coil design.

  • Power Handling: Rated for 8000W peak and 4000W RMS, allowing sustained high-volume playback without thermal failure in demanding systems.
  • Magnet: 653 oz high-efficiency magnet supplies strong motor force for tight cone control and efficient conversion of amplifier power into sound pressure.
  • Voice Coil: 4-inch, 8-layer flat-wiring voice coil increases surface area for heat dissipation during extended high-power use.
  • Basket: Die-cast aluminum basket maintains precise component alignment under the stress of large excursions.
  • Spider and Leads: Tinsel woven leads mounted on a Nomex spider provide flexible, fatigue-resistant connections that survive repeated high-excursion cycles.
  • Cone: Non-pressed paper cone balances low mass with structural rigidity for accurate low-frequency response.
  • Voice Coil Configuration: Dual 1-ohm voice coils enable series, parallel, or independent wiring to match a wide range of amplifier outputs.

In large-port or competition-style enclosures paired with 4000W-class amplifiers, this driver produces controlled, high-SPL bass while its robust construction reduces the risk of mechanical or thermal damage during prolonged operation.

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Suggestions use 75–125% of the subwoofer’s RMS rating at the wiring load shown. Check wiring, enclosure needs, electrical capacity and installation space. Set gain and filters correctly to avoid overpowering the subwoofer. Buying more than one subwoofer changes the match.