X-Series XV4 12" 2750W RMS Subwoofer
The Sundown Audio Xv4 12" Subwoofer is built for those who demand real power and precision in their sound system. Designed with premium Xv4 coils, this subwoofer delivers a massive 2750W RMS and 5500W peak power while maintaining outstanding clarity and control.
With a durable, heavy-duty motor and optimized cooling system, the Xv4 ensures consistent performance even during extended play. Whether you’re upgrading your car audio or building a competition-level system, this subwoofer delivers thunderous low frequencies that stay tight and accurate.
The precision-engineered cone and suspension system provide minimal distortion and maximum output. Pair it with a well-tuned ported enclosure for deep, room-shaking bass that brings your music to life.
Built to handle extreme sound pressure, the Xv4 series continues Sundown Audio’s legacy of reliability, innovation, and unmatched performance.
Key Features
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12-inch subwoofer with Xv4 voice coils
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RMS Power: 2750W, Peak Power: 5500W
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Available in Dual 1Ω and Dual 2Ω versions
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High-efficiency motor structure with strong BL factor
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Optimized for ported enclosures (2.5 cu. ft @ 32Hz)
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Xmax: 30mm for deep excursion and accurate bass
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Reinforced cone for durability under extreme pressure
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Designed for audiophiles and SPL enthusiasts
Technical Specifications (for metafields)
| Specification | XV4 12D1 | XV4 12D2 |
|---|---|---|
| RMS Power | 2750W | 2750W |
| Peak Power | 5500W | 5500W |
| Displacement | 0.23 cu.ft | 0.23 cu.ft |
| Mounting Depth | 11.75" | 11.75" |
| Outside Diameter | 12.81" | 12.81" |
| Cutout Diameter | 11.09" | 11.09" |
| Motor Diameter | 9.25" | 9.25" |
| Sealed Enclosure | Not Recommended | Not Recommended |
| Ported Enclosure | 2.5 cu.ft @ 32Hz | 2.5 cu.ft @ 32Hz |
| Recommended Port Area | 40 sq in | 40 sq in |
| 4th Order Sealed Side | 1.0 cu.ft | 1.0 cu.ft |
| 4th Order Ported Side | 3.0 cu.ft | 3.0 cu.ft |
| 4th Order Port Area | 60 sq in | 60 sq in |
| 4th Order Port Length | 8" | 8" |
| Xmax | 30mm | 30mm |
| Sd (Cone Area) | 44.11 | 44.11 |
| Re (Ω) | 2.05 | 3.25 |
| Fs (Hz) | 39.39 | 36.06 |
| Vas (L) | 14.13 | 15.75 |
| Qes | 0.58 | 0.54 |
| Qms | 4.95 | 4.82 |
| Qts | 0.50 | 0.49 |
| Le (mH) | 1.33 | 2.6 |
| BL (NA) | 24.4 | 22.25 |
| Mms (g) | 343.14 | 367.13 |
| Cms | 47.56 | 53.04 |
| Sensitivity (dB) | 83.47 | 83.06 |
Specifications
| T/S Specs | |
|---|---|
RMS Power (D2) |
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RMS Power (D1) |
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Peak Power (D1) |
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Peak Power (D2) |
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RE D1 (Ohms) |
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RE D2 (Ohms) |
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FS D1 (Hz) |
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FS D2 (Hz) |
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VAS D1 (L) |
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VAS D2 (L) |
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Qes D1 |
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Qes D2 |
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Qms D1 |
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Qms D2 |
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Qts D1 |
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Qts D2 |
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Le D1 (mH) |
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Le D2 (mH) |
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BL D1 (NA) |
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BL D2 (NA) |
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Mms D1 (Grams) |
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Mms D2 (Grams) |
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Cms D1 (uM/N) |
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Cms D2 (uM/N) |
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Sens D1 (dB @ 1w/1m) |
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Sens D2 (dB @ 1w/1m) |
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Xmax D1 |
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Xmax D2 |
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| Subwoofer Measurements | |
Displacement (Inches) |
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Depth (Inches) |
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Cutout (Inches) |
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Motor Diameter (Inches) |
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| Ported Enclosure Specs | |
Ported Enclosure Size |
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Recommended Port Area |
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Recommended Port Tuning |
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| 4th Order Enclosure Specs | |
4th Order Sealed Side |
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4th Order Ported Side |
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4th Order Port Area |
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4th Order Port Length |
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