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SoundQubed

SoundQubed HDX4.2 Series 12 inch Subwoofer 4 inch DVC SQ-HDX4.212

$799.95

Lease for as low as $36.15/week. Apply Now

RMS Power4,000W
Xmax23mm
Sensitivity85.1dB
01 Overview

The details

Product Overview

The SoundQubed HDX4.2-12 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. Housed in a reinforced steel frame, the HDX4.2-12D2 is the go-to choice for serious competitors and bassheads who demand maximum performance without compromise.

02 Tech specs

By the numbers

SQ-HDX4.212 · Manufacturer rated
RMS Power 01
4,000W
Continuous rating
Xmax 02
23mm
One-way excursion
Sensitivity 03
85.1dB
Efficiency
Size 04
12in
Nominal

Excursion

Scale 0 to 28mm

RMS Power
4000 Watts RMS
Impedance
2 Ohms
Dual Ohm 1 or 2
D1 Ohm, D2 Ohm

Sensitivity
85.1 dB
Xmax
23 mm

Size
12 inch
Weight
30 lbs
Dimensions
15 × 15 × 15 in