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Home/Equipment/Subwoofers/Sundown Audio/SD-Series v.4 8" Neo Subwoofer
Sundown Audio SD-Series v.4 8-inch Neo Subwoofer - Dual 4-Ohm DVC - Black pressed paper cone, high-roll rubber surround, chrome finish, push terminals
Sundown Audio/Subwoofer/SD-Series

SD-Series v.4 8" Neo Subwoofer

RMS 400 watts Dual 2 or 4 ohm voice coils Optimized for small, sealed enclosures Lightweight Neodymium motor Computer-optimized foam “w” surround Two-inch 8-layer copper voice coil Large aluminum Faraday ring for smooth acoustic response Patented high strength cast aluminum frame Low distortion motor construction High-temperature voice coil wire Spring-loaded terminals Stitched-on tinsel lead wires The SD-4 series truly is a world-class sound quality woofer with low mounting depth, small box requirements, yet extraordinarily high power handling. It's the ideal choice for anyone seeking a high-quality, low-mounting-depth subwoofer that performs hammers in small enclosures. With enhanced mechanical durability and superb sound quality, you get the perfect marriage of form and function.
Used in 0 builds
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Specifications

rms watts
400 W
impedance ohms
4 Ω
voice coil config
DVC
Thiele-Small Parameters

Measured at small signal levels per AES standards

Impedance:
Electromechanical
Re(DC resistance)
2 Ω
Power Handling
Pe(RMS power)
400 W

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

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Where to Buy
S
Sundown Audio

Updated 3/23/2026

$255.19Buy Now
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Frequently Asked Questions

What is the Sundown Audio SD-Series v.4 8" Neo Subwoofer?

The Sundown Audio SD-Series v.4 8" Neo Subwoofer is a car audio equipment made by Sundown Audio. View full specifications and where to buy on this page.

How much does the Sundown Audio SD-Series v.4 8" Neo Subwoofer cost?

The Sundown Audio SD-Series v.4 8" Neo Subwoofer typically sells for $255 to $319 depending on the retailer and variant. Check the "Where to Buy" section for current pricing from authorized dealers.

Where can I buy the Sundown Audio SD-Series v.4 8" Neo Subwoofer?

You can purchase the Sundown Audio SD-Series v.4 8" Neo Subwoofer 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.

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