Used Sundown Audio X-Series v.4 8" Subwoofer | Dual 2 & 4 Ohm | 2500W Peak Power
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These items are sold “as-is” and come with no guarantee or warranty after 24 hours.
The Sundown Audio X-Series v.4 8" Subwoofer delivers unmatched low-end performance in a compact size. Built for enthusiasts who demand real power and precision, this subwoofer combines innovative engineering with the proven reliability of the X-Series lineup.
With up to 1250W RMS and 2500W peak power, the Xv4-8 pushes limits while maintaining crystal-clear sound. Its optimized motor structure and high-excursion design provide deep, distortion-free bass that hits hard and stays clean even at high volumes.
The X-Series v.4 offers flexibility for any setup, available in Dual 2 Ohm (XV48D2) and Dual 4 Ohm (XV48D4) configurations. Whether you prefer sealed or ported enclosures, it’s tuned for outstanding performance with a recommended port tuning of 32Hz for powerful, accurate bass response.
Precision-built from premium materials, this 8" subwoofer is the perfect choice for audiophiles and competitors seeking compact power with uncompromising sound.
Key Features:
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Available in Dual 2Ω (XV48D2) and Dual 4Ω (XV48D4) versions
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1250W RMS / 2500W Peak Power handling
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Optimized for both sealed and ported enclosures
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High-excursion design (19mm Xmax) for deep, clean bass
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Compact depth (7.56") for versatile installations
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Heavy-duty motor (6.88" diameter) for improved cooling and control
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Recommended port tuning: 32Hz for balanced output
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Durable construction ensures long-term reliability
Technical Specifications :
| Specification | XV48D2 | XV48D4 |
|---|---|---|
| RMS Power | 1250W | 1250W |
| Peak Power | 2500W | 2500W |
| Displacement | 0.13 cu ft | 0.13 cu ft |
| Mounting Depth | 7.56" | 7.56" |
| Outside Diameter | 8.71" | 8.71" |
| Cutout Diameter | 7.375" | 7.375" |
| Motor Diameter | 6.88" | 6.88" |
| Sealed Enclosure | 0.3–0.4 cu ft | 0.3–0.4 cu ft |
| Ported Enclosure | 0.75–1.0 cu ft | 0.75–1.0 cu ft |
| Recommended Port Tuning | 32Hz | 32Hz |
| Recommended Port Area | 12–16 sq in | 12–16 sq in |
| Xmax | 19mm | 19mm |
| RE (ohms) | 3.6 | 6 |
| FS (Hz) | 41.29 | 41.29 |
| QES | 0.436 | 0.497 |
| QMS | 1.941 | 2.3 |
| QTS | 0.356 | 0.409 |
| Sensitivity | 80.1 dB | 79.8 dB |
Complete Your System