SoundQubed HDX4.2 12" Subwoofer Dual 1/2 Ohm 4000W RMS Car Audio
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Most products are covered by the manufacturer's warranty against defects. Damage from over-powering or improper installation isn't covered — we'll help coordinate any valid claim.
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Subwoofer Wiring Diagram
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The SoundQubed HDX4.2 12" Subwoofer Dual 1/2 Ohm 4000W RMS Car Audio is built to move air. SoundQubed engineered this 12" car subwoofer with a high-excursion motor and rugged suspension so it stays clean and controlled even when you push it hard.
Specifications
| Brand | SoundQubed |
|---|---|
| Model | HDX4.212 |
| Series | HDX4.2 |
| Size | 12" |
| RMS Power | 4000W |
| Peak Power | 8000W |
| Voice Coil | 4" Dual 1/2 Ohm |
| Sensitivity | 84.9 dB |
Product Overview
The SoundQubed HDX4.2-12D2 is a competition-grade 12” subwoofer engineered for relentless power, control, and elite low-end performance. Delivering a staggering 4000W RMS and 16,000W burst power , this dual 2-ohm monster is built to dominate in high-output car audio systems. With a sensitivity of 85.1dB and a low resonant frequency of 35.6Hz , it delivers clean, thunderous bass with commanding precision. A colossal 402 oz magnet , massive 4” high-temp voice coil , and 23mm Xmax allow for extreme excursion and durability.
Ships fast from JS Ultimate Sounds, an authorized source for SoundQubed car audio. Questions on fitment, wiring, or enclosure recommendations? Our team will help you build a system that hits hard and lasts.
Authorized SoundQubed dealer at JS Ultimate Sounds. Free shipping on orders $99+.
