15“ Subwoofer

For the reproduction of particularly low frequencies a special loudspeaker is required developed especially for this.
Subwoofers can cover all demands on bass reproduction in a suitable enclosure.
GROUND ZERO offers many different models for the required application.
The technical properties serve as the basis for the calculation of an enclosure.
These properties, enclosure recommendations as well as power ratings can be found in the manual and datasheet, which are available for download.

Plutonium Series

High-End Experience

The products of the PLUTONIUM line are suitable for either ultimate SPL level or high-end sound quality. To achieve one of these targets, exceptional materials and technologies are applied during the development.
The technical, electrical and mechanical skills of the resulting products convince not only during worldwide SPL competitions but also High End enthusiasts with outstanding audio reproduction ability.
Starting from the market release, the subwoofers have set benchmarks in all SPL competitions around the world and have been awarded for best performance by numerous test magazines.

GZPW 15XXmax

51421031: 38 cm / 15″ high power long stroke subwoofer


51421040: 38 cm / 15″ high power SPL subwoofer with neodymium motor

Nuclear Series

Ultimate Performance

With several particular features of the High End PLUTONIUM line, GROUND ZERO managed to position the NUCLEAR line products at a lower price level. Nevertheless, the amazingly sounding speakers are partly “Made in Germany”.
The subwoofers are predestined for high level audio setups as well as for SPL competition while massive multi-channel and impressively powerful mono amplifiers deliver excellent performance.


51422010: 38 cm / 15″ high performance SPL subwoofer


51422011: 38 cm / 15″ high performance SPL subwoofer

GZNW 15Xmax

51422030: 38 cm / 15″ high power long stroke subwoofer


51422040: 38 cm / 15″ high power SPL subwoofer with neodymium motor

Hydrogen Series

High-Grade Technology

Products of the HYDROGEN series match with the demands of highly sophisticated customers.
Amazing performance, great sound quality and high SPL whenever required.
The subwoofers have been developed to handle a huge amount of input power reaching extremely high bass levels, to be used successfully even under competition conditions.
A matching 2-way component speaker system and a number of MINI amplifiers with compact dimensions for limited installation space complete this famous GROUND ZERO line-up.


51424024: 38 cm / 15″ high quality SPL subwoofer


51424024-1: 38 cm / 15″ high quality SPL subwoofer

Radioactive Series

Advanced Dynamics

The RADIOACTIVE line offers a wide range of exceptional high efficient speakers and subwoofers for daily and SPL use. During the development GROUND ZERO focused especially on natural and dynamical audio reproduction of digitally compressed music.
Apart from some powerful amplifiers, the line contains extremely small amplifiers for limited space environments.


51425010: 38 cm / 15″ high quality SPL subwoofer

GZRW 38-D2

51425020: 38 cm / 15″ high quality subwoofer