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Ground Zero

Nuclear GZNW 12Xmax

12" (30cm) Subwoofer

Technical Highlights

  • 12" Langhub Subwoofer, 6000W power, 2x1 Ohm impedance.
  • Aluminum diaphragm, 75mm CCA voice coil, 83 dB efficiency.
  • 250mm installation depth, 60mm Xmax, 35.6Hz resonance frequency.
  • More technical details
Normal price €879,00
Normal price €879,00 Selling price €879,00
5% discount with prepayment
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Normal price €879,00
Normal price €879,00 Selling price €879,00

Nuclear GZNW 12Xmax by Ground Zero

The Ground Zero Nuclear GZNW 12Xmax is a 12 inch (30 cm) Subwoofer with aluminum membrane and solid aluminum die-cast basket. The Klippel optimized construction combines a 4-layer Nomex centering with long stroke sandwich surround and aluminum dustcap. A 75 mm CCA round wire voice coil with 60 mm winding height on aluminum carrier as well as push terminal are integrated. Mounting diameter 282 mm, mounting depth 250 mm, and total diameter 314 mm, total weight 24 kg. Linear excursion 17.5 mm and effective Xmax 60 mm, magnet dimensions 3 x 200 x 20 mm. Rated power 3000 Watt RMS, maximum power 6000 Watt RMS, and impedance 2 x 1 Ohm. Recommended amplifier power 2000 - 4000 WRMS and recommended frequency response 25 - 60 Hz.

Features
  • 12 inch (30 cm) Subwoofer
  • Klippel optimized
  • Aluminum membrane
  • Long stroke sandwich surround
  • Solid aluminum die-cast basket
  • Basket color red
  • 75 mm CCA round wire voice coil
  • Voice coil carrier aluminum
  • Winding height of the voice coil 60 mm
  • 4-layer progressive Nomex centering
  • Aluminum dustcap
  • Push terminal
  • Magnet cover rubber boot
  • Diameter 314 mm
  • Mounting diameter 282 mm
  • Mounting depth 250 mm
  • Magnet dimensions 3 x 200 x 20 mm
  • Top plate and T-Yoke color black treated
  • Height of the top plate 25 mm
  • Linear excursion 17.5 mm (one way)
  • Effective Xmax 60 mm
  • Basket material aluminum die-cast
  • Cone aluminum
  • Surround high roll 3-layer sandwich
  • Foam
  • Low Bass Subwoofer
  • Surround 4 x progressive Nomex
  • Total weight 24 kg
Technical specifications
  • Power consumption 3000 Watt RMS
  • Maximum power 6000 Watt RMS
  • Impedance 2 x 1 Ohm
  • Zu 1.8 Ohm
  • Res 4.38 Ohm
  • FS 35.6 Hz
  • Qms 6.815
  • Qes 0.67
  • Qts 0.61
  • Rms 14 kg/s
  • Cms 0.047 mm/N
  • Mms 427 g
  • BL 16 N/A
  • Sound pressure level 1 W/1 m 83 dB
  • Vas 13.59 L
  • Le 1.28 mH
  • Recommended frequency response 25 - 60 Hz
  • Recommended amplifier power 2000 - 4000 WRMS @ 2 Ohm / 0.5 Ohm

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Frequently Asked Questions about Nuclear GZNW 12Xmax


What are the performance specifications of the Nuclear GZNW 12Xmax?

The Nuclear GZNW 12Xmax Subwoofer from Ground Zero has an impressive power of up to 6000 Watts RMS with a continuous power of 3000 Watts RMS. An amplifier with 2000 to 4000 WRMS is recommended to fully utilize this power. With an impedance of 2 x 1 Ohm, the subwoofer offers flexibility in amplifier choice. The sound pressure level is 83 dB (1w/1m), ensuring strong yet clear sound reproduction. The effective Xmax is 60 mm and the linear Xmax is 17.5 mm, providing high excursion and bass performance.

What materials and technologies are used in the Nuclear GZNW 12Xmax?

The Nuclear GZNW 12Xmax uses an aluminum diaphragm that ensures strong resonance avoidance and clear sound reproduction. The massive aluminum die-cast basket guarantees stability and durability. A Klippel® optimization ensures precise mechanical and electrical symmetry. A 4-layer Nomex centering with a progressive tooth pattern offers pressure resistance and control. The voice coil consists of 75 mm CCA round wire, wound on an aluminum former, optimal for heat dissipation and performance. The subwoofer integrates a triple magnet structure for maximum magnetic efficiency.

What are the dimensions of the Ground Zero Nuclear GZNW 12Xmax?

The subwoofer has a diameter of 314 mm (12.36 inches) and a cutout diameter of 282 mm (11.1 inches). The mounting depth is 250 mm (9.84 inches), which must be considered when integrating into vehicles. The magnet dimensions are 3 x 200 x 20 mm, providing significant magnetic force. The total weight of the Nuclear GZNW 12Xmax is 24 kg, resulting from robust materials such as aluminum for the diaphragm and voice coil former, which also underscores the overall stability of this subwoofer.

How does the Klippel® optimization contribute to the performance of the subwoofer?

The Klippel® optimization in the Ground Zero Nuclear GZNW 12Xmax allows for finely tuned control over the mechanical and electrical parameters, resulting in improved linearity and reduced distortion. This optimizes the subwoofer for extreme operation by minimizing distortions and maintaining performance at high volumes. This ensures precise bass reproduction and maximum clarity, especially at low frequencies. Therefore, such a subwoofer is ideal for users who demand the highest sound quality and power across the full frequency range.

How does the Nomex centering ensure the functionality of the subwoofer?

The 4-layer Nomex centering ensures precise movement control of the subwoofer. This special material composition provides high heat resistance and mechanical stability. Nomex is known for its strength and flexibility, offering an efficient restoring force that is critical for the diaphragm movement. In conjunction with the progressive tooth ring, precise centering is maintained even under strong vibrations. This construction supports linearity and contributes to the overall high-quality bass reproduction of the Ground Zero Nuclear GZNW 12Xmax.

How is the subwoofer protected and installed?

The Ground Zero Nuclear GZNW 12Xmax features an aluminum dust cap and a rubber magnet cover to provide protection for the sensitive interior. Installation should take into account the massive aluminum die-cast basket, which supports a weight of 24 kg. The push terminals facilitate connection, while the installation depth of 250 mm and the installation diameter of 282 mm determine the planning of the installation location. For optimal performance, these dimensions should be precisely integrated into the vehicle's acoustics. The mechanical structure requires stable mounting points.

Is the subwoofer compatible with common car brands?

The Nuclear GZNW 12Xmax subwoofer is compatible with many vehicle types due to its universal design and specific installation dimensions. With an installation diameter of 282 mm and a depth of 250 mm, it fits into many common 12-inch enclosures. It is important to consider the specified dimensions and the total weight of 24 kg when selecting the vehicle model and its available space. Although no specific car brands are mentioned, the features suggest broad compatibility for car audio enthusiasts planning high-quality audio integrations.

What distinguishes the aluminum die-cast basket of the Nuclear GZNW 12Xmax?

The aluminum die-cast basket of the Ground Zero Nuclear GZNW 12Xmax is a centerpiece of the Subwoofer due to its robust construction and high-quality material. Aluminum offers excellent damping properties and ensures a torsion-free mounting of the diaphragm. The striking red color is not only aesthetically pleasing but also signals high-quality craftsmanship. The increased stability of the die-cast basket can effectively minimize vibrations, contributing to sound clarity. These are crucial factors when you expect powerful sound reproduction, even at high volumes.

What characteristics does the voice coil of the Nuclear GZNW 12Xmax have?

The Ground Zero Nuclear GZNW 12Xmax is equipped with a 75 mm CCA round wire voice coil, which provides an optimal balance between conductivity and load capacity. The CCA material combines copper and aluminum, known for high conductivity and low weight. It is wound on an aluminum carrier to maximize heat dissipation. The winding height is 60 mm, allowing for additional range for excursions. This enables the Subwoofer to handle significant pressure changes at high volume and produce outstanding sound volume without compromising performance integrity.

How does the resonance frequency affect the performance of the Subwoofer?

The resonance frequency (FS) of the Nuclear GZNW 12Xmax is 35.6 Hz. This specification is crucial for bass reproduction. A low FS value indicates the ability to transmit low frequencies more effectively. This suitability for low frequencies allows for better reproduction of deep, powerful bass sounds, which are essential for an intense listening experience. The resonance frequency is an important aspect if you plan to use the Subwoofer for sound applications that require strong low-frequency output, where bass precision also plays a role.

Manufacturer information / responsible person

Ground Zero GmbH
Erlenweg 25
85658 Egmating, Germany

Tel +49 (0)8095 873 830

E-Mail: info@ground-zero-audio.com

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