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Sundown Audio X12 v.4 12" 3000W RMS Subwoofer DVC
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Sundown Audio X12 v.4 12" 3000W RMS Subwoofer DVC
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 3000W RMS and 6000W 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: 3000W, Peak Power: 6000W
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Available in Dual 1 & Dual 2 Ohm
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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
| Specification | XV4 12D1 | XV4 12D2 |
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| RMS Power | 3000W | 3000W |
| Peak Power | 6000W | 6000W |
| 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 |
| T/S Specs | |
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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 | |
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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 Size
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Recommended Port Area
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Recommended Port Tuning
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| 4th Order Enclosure Specs | |
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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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30-Day Return Policy
At Fuego Bass Shop, we want you to be fully satisfied with your purchase. You can return most products within 30 days of delivery for a refund or exchange.
Please note: Any returns with physical damage or missing original packaging may incur a deduction.
Restocking Fee: A 15% restocking fee will be deducted from your refund to cover handling and restocking.
Refunds will be processed to your original payment method within 5–7 business days after we receive and inspect the returned item.
We ship within the United States (excludes recipients in Alaska, Hawaii, Puerto Rico, U.S. Virgin Islands, and Guam).
At Fuego Bass Shop, we understand the thrill of receiving your car audio equipment quickly. Our shipping process is designed to ensure your order arrives safe, fast, and ready to pump bass.
Most orders are processed within 1–2 business days. Standard shipping usually takes 3–7 business days depending on your location. Expedited shipping is available for select items during checkout.
Once your order is shipped, you will receive a tracking number via email so you can follow your gear every step of the way. Our packaging is designed to protect high-performance audio equipment from bumps, vibrations, and shocks during transit.
Please note: Delivery times may vary during holidays, promotions, or due to carrier delays. We highly recommend verifying your shipping address before completing checkout to avoid delays.
If you have any questions about your shipment or need assistance, our support team is ready to help. We want your experience with Fuego Bass Shop to be as powerful and smooth as our bass systems!






