Home/Equipment/Subwoofers/SoundQubed/HDX4.2 12" Subwoofer 4" DVC 4000w/8000w

SoundQubed HDX4.2 Subwoofer - 4000W RMS, 8000W Peak, 12-inch, Dual 4-Ohm DVC, 85.1dB sensitivity, Fs 35.6Hz, Xmax 23mm - Black carbon fiber cone, rubber surround

HDX4.2 12" Subwoofer 4" DVC 4000w/8000w

The SoundQubed HDX4.2 12" Subwoofer 4" DVC 4000w/8000w is a high-performance subwoofer featuring a 4-inch cone. Rated at 4000W RMS. Thiele-Small parameters: Fs=35.6Hz. Maximum linear excursion (Xmax): 23mm. Designed for deep bass reproduction and high SPL output.

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Specifications

rms watts

4000 W

Thiele-Small Parameters

Measured at small signal levels per AES standards

Power Handling

P_e(RMS power)

4000 W

Parameters measured per AES2-1984 (r2003) standards. Small-signal parameters valid within linear operating region.

Where to Buy

Updated 6/3/2026

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Frequently Asked Questions

What is the SoundQubed HDX4.2 12" Subwoofer 4" DVC 4000w/8000w?

The SoundQubed HDX4.2 12" Subwoofer 4" DVC 4000w/8000w is a car audio equipment made by SoundQubed. View full specifications and where to buy on this page.

Where can I buy the SoundQubed HDX4.2 12" Subwoofer 4" DVC 4000w/8000w?

You can purchase the SoundQubed HDX4.2 12" Subwoofer 4" DVC 4000w/8000w from authorized dealers listed in the "Where to Buy" section on this page. We recommend buying from authorized retailers to ensure warranty coverage and genuine products.