DD Audio DD-Z21 21" 8000W Z Series Subwoofer

Most Astounding Sounding, Most Aurally Accurate & Absolutely The Most Loudest Subwoofer Ever Produced.

The Z Series subs also feature our Evolution Subwoofer Package (ESP). ESP equipped drivers sport larger diameter suspensions and deeper frames than standard subs and exclusive surround and cone designs. ESP subs are truly built to maximize performance in their designated size class.

Note: Marine Grade products are not waterproof, and submersion or excessive moisture exposure may result in product failure. DD Audio Marine Grade products are not certified for saltwater environments.

Product Specifications:

• Driver Size: 21"
• Watts RMS: 1000 - 4000
• Peak Power: 8000
• VCD: 3.35
• Impedance: D0.5 / D1 / D1.5 / D2
• Piston Dia: in 18 1/4
• Frame OD: in 21 5/16
• Frame OD With Gasket: in -
• Mounting Diameter: in 19 1/4
• Mounting Depth: in 13 1/8
• Motor Diameter: in 9
• Motor Depth: in 5 5/8
• Woofer Displacement: cu ft 0.52
• Sealed Enclosure: cu ft N/A
• Ported Enclosure: cu ft 6.0 - 8.0
• Shipping Weight: lbs 76.0