Soundqubed HDX3 12" D2 Subwoofer | 1500W RMS
Brand : Soundqubed
- SKU:
- Soundqubed-HDX3-12D2-Subwoofer
Soundqubed HDX3 12" D2 Subwoofer | 1500W RMS – Competition-Grade Bass Power
Unleash Extreme Low-End Performance with Precision & Durability
The Soundqubed HDX3 12" D2 Subwoofer is designed for SPL competitors and bass lovers who demand deep, punchy bass and maximum efficiency. Built to handle 1500W RMS and an earth-shaking 4500W peak power, this subwoofer delivers hard-hitting low frequencies with precision and control. Featuring a Made in the USA dual voice coil, a reinforced motor, and an advanced cooling system, the HDX3 12" D2 is perfect for high-performance car audio systems that push limits.
Massive Power & High-Performance Features
1500W RMS / 4500W Peak Power – Built to handle high-output bass effortlessly.
3" Dual 2-Ohm Voice Coil – Allows for versatile wiring options and amplifier compatibility.
Fs: 26.92 Hz – Tuned for deep, low-frequency extension.
Sensitivity: 84.03 dB – Provides efficient power conversion for high SPL performance.
Xmax: 36mm – Offers massive excursion for distortion-free, hard-hitting bass.
Engineered for Strength, Longevity & High Excursion
Thick Top Plate & High Motor Force – Delivers tight, controlled bass with high efficiency.
Cast Aluminum 4-Spoke Frame – Enhances durability and structural integrity.
High-Roll Surround & Pulp-Blend Cone – Lightweight, yet ultra-strong for extreme excursion.
Black-Anodized Aluminum Former – Improves heat dissipation for extended coil life.
Double Slit Venting & High-Temp Resin – Ensures maximum cooling for sustained high-power play.
Optimized Cooling & Airflow System
Enhanced Airflow Design – Prevents overheating for continuous, high-power bass output.
Advanced Heat Dissipation Technology – Keeps your subwoofer cool and efficient at all power levels.
Recommended Enclosure & Tuning
Ported Enclosure: 1.75 – 2.75 cu ft – Designed for optimal low-end response and deep bass extension.
Mounting Depth: 8 7/8” – Built for high-performance enclosure setups.
Circle Cutout: 11 3/8” – Precision-fit for easy installation.
Why Choose the HDX3 12" D2?
The Soundqubed HDX3 12" D2 Subwoofer is the ideal choice for competitors, bassheads, and serious car audio enthusiasts who need deep, powerful, and competition-grade bass. With high-efficiency performance, extreme durability, and SPL-ready power, this subwoofer ensures every bass note is tight, accurate, and hard-hitting.
Upgrade your system with the Soundqubed HDX3 12" D2 and feel the power of deep, thunderous bass!
Order now and take your car audio to the next level!
Specifications
| Model | HDX310 | HDX312 | HDX315 | HDX318 |
| RMS Power | 1500 W | 1500 W | 1500 W | 1500 W |
| Peak Power | 4500 W | 4500 W | 4500 W | 4500 W |
| Magnet Weight | 300 oz | 300 oz | 300 oz | 300 oz |
| Coil Diameter | 3" | 3" | 3" | 3" |
| Coil Length | 50 mm | 50 mm | 50 mm | 50 mm |
| Usable Throw | 68 mm | 68 mm | 68 mm | 68 mm |
| Woofer Size | 10" | 12" | 15" | 18" |
| F(s) | 30.04 Hz | 26.92 Hz | 26 Hz | 27.59 Hz |
| Impedance | D1/D2 | D1 / D2 | D1 / D2 | D1 / D2 |
| Q(ms) | 4.88 | 4.95 | 4.847 | 5.777 |
| Q(es) | 0.285 | 0.3409 | 0.3665 | 0.4724 |
| Q(ts) | 0.267 | 0.3189 | 0.3408 | 0.4367 |
| V(as) | 12.98 Liters | 28.59 Liters | 78.08 Liters | 168.6 Liters |
| M(ms) | 281.4 grams | 440.9 grams | 472.8 grams | 410.9 grams |
| C(ms) | 0.074 | 0.079 | 0.082 | 0.081 |
| Sensitivity 1W/1m | 83.9 dB | 84.03 dB | 87.41 dB | 90.64 dB |
| Xmax | 36mm | 36mm | 36mm | 36mm |
| Sd | .044 m2 | 0.051 m2 | 0.082 m2 | .121 m2 |
| Displacement | 0.14³ | 0.16³ | 0.18³ | 0.23³ |
| Mounting Depth | 7 13/16" | 8 7/8" | 9 1/2" | 10.5" |
| Circle Cutout | 9 3/8" | 11 1/2" | 13 7/8" | 16 9/16" |
| Ported Enclosure (Cu Ft): | 1.25-1.75 FT³ | 1.75-2.75 FT³ | 3-6 FT³ | 5-7 FT³ |
