Measured at small signal levels per AES standards
Parameters measured per AES2-1984 (r2003) standards. Small-signal parameters valid within linear operating region.
Updated 5/9/2026
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The NVX SMW12D4 800W Peak (400W RMS) S-Series Shallow-Mount 12" Dual 4-Ohm Subwoofer is a car audio equipment made by NVX. View full specifications and where to buy on this page.
The NVX SMW12D4 800W Peak (400W RMS) S-Series Shallow-Mount 12" Dual 4-Ohm Subwoofer typically sells for around $110 depending on the retailer and variant. Check the "Where to Buy" section for current pricing from authorized dealers.
You can purchase the NVX SMW12D4 800W Peak (400W RMS) S-Series Shallow-Mount 12" Dual 4-Ohm 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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Power matching based on measurement data. Results show amplifiers within 75-150% of this product's RMS rating.
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