Ground Zero Audio GZPW 15C
The GZPW 15C represents Ground Zero’s flagship 15″ high-power subwoofer, engineered to deliver extreme bass performance with its massive 6500W RMS power handling and precision-crafted components designed for professional audio applications.
Key Features
- Klippel Optimized Cone: Advanced carbon-fiber cone design optimized using Klippel measurement technology for maximum accuracy and minimal distortion
- Airflow Optimized Basket: Precision aluminum cast basket engineered for optimal airflow and heat dissipation during high-power operation
- High-Power Voice Coil: 100mm (4″) 4-layer flat wire CCA voice coil for exceptional power handling and thermal management
- Professional Spider System: 7-layer 12″ spider provides precise control and maximum excursion capability
- Carbon Fiber Dust Cap: Lightweight yet rigid dust cap protects voice coil while maintaining optimal acoustic properties
- Extreme Excursion: 60mm maximum excursion (Xmax) delivers deep, powerful bass extension
Technical Specifications
- Type: High-Power Subwoofer
- Diameter: 38 cm / 15″
- Power Handling (RMS): 6500 Watts
- Impedance: 2x 1 Ohm
- Efficiency: 86 dB
- Power Recommendation: 4500 – 6500 Watts
- Voice Coil: 100 mm / 4″ CCA
- Cone Material: Carbon-fiber
- Max Excursion (Xmax): 60 mm / 2.36″
- Mounting Diameter: 360 mm / 14.17″
- Mounting Depth: 300 mm / 11.8″
- Resonance Frequency (Fs): 31 Hz
- Damping Ratio (Qts): 0.51
- Equivalent Air Volume (Vas): 28.18 L / 0.995 cu.ft.
Perfect for competition-level sound systems and professional installations demanding maximum bass impact and unwavering reliability.















