NVX - SMW12D4 400W RMS S-Series 12" Dual 4-Ohm Shallow-Mount Car Subwoofer - Black
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About this product
Bring full-bodied bass to tight spaces with the NVX SMW12D4 S-Series 12" shallow-mount car subwoofer. Slim-profile motor geometry and a 3.82" mounting depth make it ideal for under-seat, behind-panel, and other space-restricted enclosures without sacrificing valuable cargo room. With 400W RMS power handling,this slim subwoofer delivers deep, punchy impact for practical daily-driver builds.
Woofer Size
12"Features
Space-Saving Bass
Designed for trucks, compact cars, and utility-focused builds, this 12" shallow subwoofer delivers deep, punchy impact across 25–350 Hz while preserving valuable cabin and cargo space.
Slim-Profile Construction
Carbon-fiber-reinforced polypropylene cone, butyl rubber surround, and shallow motor geometry help maintain responsive, controlled bass in space-restricted enclosures.
Flexible RMS Performance
Dual 4-ohm voice coils support flexible wiring options, while 400 watts RMS (800 watts Peak) provides capable output when paired with a compatible amplifier.
Compact High-Energy Motor
High-energy 53 oz. Y30 ferrite magnet supplies reliable motor force, helping this slim car subwoofer maintain punch and control from its shallow chassis.
Low-Profile Installation
Only 3.82" deep with an 11.11" cutout diameter, this shallow subwoofer includes a depth-extension plate for tight under-seat or behind-panel installations.
Specifications
- RMS Power400 wattsPeak Power Handling800 wattsImpedance4 ohmsMinimum Frequency Response25 hertzMaximum Frequency Response0.35 kilohertzSensitivity88 decibels
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Bring full-bodied bass to tight spaces with the NVX SMW12D4 S-Series 12" shallow-mount car subwoofer. Slim-profile motor geometry and a 3.82" mounting depth make it ideal for under-seat, behind-panel, and other space-restricted enclosures without sacrificing valuable cargo room. With 400W RMS power handling,this slim subwoofer delivers deep, punchy impact for practical daily-driver builds.

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| Pros for NVX - SMW12D4 400W RMS S-Series 12" Dual 4-Ohm Shallow-Mount Car Subwoofer - Black | |||
|---|---|---|---|
| There were no pros for this product— | There were no pros for this product— | There were no pros for this product— | Sound Quality, Bass, Power, Price |
| Cons for NVX - SMW12D4 400W RMS S-Series 12" Dual 4-Ohm Shallow-Mount Car Subwoofer - Black | |||
| There were no cons for this product— | There were no cons for this product— | There were no cons for this product— | Durability |
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