SLW12S4 | SLIM 12" Car Subwoofer
2" High-Temperature ASV • Yes
SLW12S4
For car audio systems that need controlled low-frequency impact, the SLW12S4 combines 250W RMS / 500W Peak handling, 31 Hz - 500 Hz response, and 4 Ohm impedance in a 12" package. With installation-friendly fitment and straightforward mounting fitment, it gives systems deeper bass output with controlled low-end extension.
Power
250W RMS
500W PEAK
Size
1
Impedance
4 Ohm
Specifications
| Model | SLW12S4 |
|---|---|
| Power Handling | 250W RMS / 500W Peak |
| Size Type | 12" |
| Impedance | 4 Ohm |
| Voice Coil | 2" High-Temperature ASV |
| Frequency Response | 31 Hz - 500 Hz |
| Mounting Depth | 4.17" / 106 mm |
| Shallow Mount | Yes |
| SPL @ 1 W / 1 m | 88 dB |
| Basket | Ultra Slim Rolled Steel |
| Cone | Ultra-Stiff Composite Laminated-Paper |
| Surround | Laminated Butyl Rubber |
| Magnet | High Power Strontium |
| Ideal Sealed Box Volume | 0.88 cu ft |
| Vas | 79.029 L |
| Fs | 27.959 Hz |
| Qts | 0.504 |
| Xmax | 9.0 mm |
Description
Discover the Slim Bass Revolution with the SLW12S4 Subwoofer
The SLW12S4 stands tall as a testament to the Supernova Slim series' dedication to innovation and style. This 12-inch subwoofer combines a slim, space-saving design with unparalleled bass performance, offering the perfect solution for audiophiles who demand power in tight spaces. Its striking orange metallic frame and sleek black cone embody modern elegance while delivering dynamic sound that transforms any car audio setup.
- Featuring a single 4-ohm voice coil, the SLW12S4 provides excellent flexibility for amplifier configurations. With a robust 250 watts RMS and a peak power handling of 500 watts, this subwoofer ensures every beat and bassline is delivered with precision and power, elevating your audio experience.
- Constructed with an ultra-stiff composite paper cone and butyl rubber surround, the SLW12S4 offers a perfect balance of resilience and sonic clarity. These high-quality materials ensure durability under heavy vibrations while maintaining pristine sound reproduction for long-lasting performance.
- An Xmax of 9.0 mm allows the SLW12S4 to dive deep into the low-frequency spectrum, delivering bass that is both powerful and richly detailed. Each note is rendered with dynamic precision, creating a soundscape that immerses you in every track.
- Designed for compact spaces, the SLW12S4 fits effortlessly into tight car interiors with a mounting depth of just 4.17 inches. Optimized for sealed enclosures, its recommended box volume of 0.88 cubic feet ensures tight, controlled bass that adapts to any environment.
- With a frequency range of 31 Hz to 500 Hz and a sensitivity of 88 dB, the SLW12S4 captures every nuance of your music. From delicate low-end textures to thunderous drops, it delivers a rich, immersive audio experience that fills your vehicle with life.
The SLW12S4 Slim Subwoofer is the perfect fusion of style and performance, making it an essential addition to any car audio system. With its sleek design, compact dimensions, and powerful sound, it redefines what's possible for slim subwoofers. Let the SLW12S4 transform your music and your ride, delivering bass that resonates with every journey.







