Sundown Audio U 8" D2 Subwoofer | 600 Watts RMS

Sundown Audio U 8" D2 Subwoofer | 600 Watts RMS

Unleash powerful, precision-driven bass with the Sundown Audio U 8" D2 Subwoofer. Delivering 600 watts RMS, this subwoofer is optimized for small ported enclosures, making it the perfect choice for both competition-level setups and everyday use in your vehicle. Whether you're competing in the lanes or cruising down the highway, the U Series delivers outstanding performance and reliability.

Built for Performance and Durability

The U 8" D2 Subwoofer features dual 2-ohm voice coils, allowing for flexible wiring configurations to match your audio setup. The 2.25” aluminum voice coil former ensures superior heat dissipation, while the high-temperature copper voice coil is built to handle intense power without compromising sound quality. The heavy-duty cast basket and double-stitched surround enhance durability, ensuring this subwoofer can withstand the rigors of high-powered audio environments.

Advanced Cooling and Sound Clarity

Designed with advanced cooling technology, the U 8" D2 Subwoofer incorporates a solid pole with vent channels and an aluminum shorting ring cap to minimize inductive distortions. The rear gap-venting and top-plate cooling channels ensure optimal temperature regulation, even during extended play, maintaining consistent performance and longevity.

Versatile and Reliable

The U Series subwoofers are known for their versatility, excelling in both competitive environments and daily driving. Featuring a double-stacked 9” wide ferrite magnet system and a robust top plate, this subwoofer also includes shorting rings within the magnets and pole cap to enhance frequency response, act as a heat sink, and guide airflow. The significantly thicker custom aluminum frame, equipped with heat-dissipation ribs, ensures that the U 8" D2 remains cool and controlled under high stress.

Key Features

• Power Handling: 600 Watts RMS for deep, accurate bass
• Voice Coil: Dual 2 Ohm for flexible wiring configurations
• Enclosure Compatibility: Optimized for small ported enclosures
• Cooling: Rear gap-venting and top-plate cooling channels for consistent performance
• Construction: Heavy-duty cast basket with double-stitched surround
• Connectivity: Spring-loaded terminals accepting up to 8-gauge wire
• Design: Ideal for competition and high-performance audio setups

Technical Specifications

• T/S Specs (D2 Version):
  • RE (Ohms): 3.8
  • FS (Hz): 39.387
  • VAS (L): 6.345
  • Qes: 0.412
  • Qms: 2.474
  • Qts: 0.353
  • BL (NA): 20.00
  • Mms (Grams): 175.340
  • Cms (mm/N): 93.125
  • Sensitivity (dB @ 1w/1m): 81.6 dB

Sundown Audio U 8" Dimensions

Enclosure Recommendations

• Sealed Enclosure: 0.3 cu ft net
• Ported Enclosure: 0.65-0.75 cu ft net
• Recommended Tuning: 35Hz
• Recommended Port Area: 9-12 sq in
• Displacement: 0.09 cu ft
• Physical Dimensions:
  • Depth: 6.02"
  • Outside Diameter: 8.70"
  • Cut-Out Diameter: 7.3"

Upgrade your sound system with the Sundown Audio U 8" D2 Subwoofer. Offering a perfect balance of power, precision, and durability, it's the ideal choice for audiophiles seeking deep, impactful bass in a compact form. Whether you’re hitting the competition lanes or enhancing your daily drive, the U Series is built to perform.