Description
The Kenwood KSC-PSW8 is a compact, powered 8-inch underseat subwoofer designed to add deep, rich low-end frequency output to your vehicle without sacrificing trunk space or cabin legroom. By housing a high-efficiency Class D amplifier inside a ultra-compact enclosure, this system delivers clean bass performance in space-constrained installations.
Key Features
- High-Efficiency Class D Amplifier: Built-in Class D amplification delivers 150W RMS power (250W Max) while drawing minimal current and generating low heat.
- Compact Footprint: Measuring under 3 inches tall (13-3/4″ × 2-15/16″ × 9-7/16″), it slides easily beneath passenger seats, driver seats, or behind truck seats.
- Heavy-Duty Internal Components: Built with a thick voice coil, heat-resistant components, an optimized magnetic circuit, and a newly designed damper to maintain voice coil alignment and extend long-term durability.
- Wired Remote Controller: Adjust output levels, low-pass filter settings, and phase control on the fly directly from the driver’s seat.
Technical Specifications
| Feature / Metric | Specification |
| Woofer Size | 8 Inches |
| RMS Power | 150 Watts |
| Max / Peak Power | 250 Watts |
| Frequency Response | 35 Hz – 150 Hz |
| Sensitivity | 81 dB (at 1m) |
| Amplifier Type | Class D |
| Dimensions (W × H × D) | 13-3/4″ × 2-15/16″ × 9-7/16″ (350 mm × 75 mm × 240 mm) |





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