Alpine S2-W8D4 8" S-Series Subwoofer
Compact Size. Powerful Bass.
The Alpine S2-W8D4 8" S-Series Subwoofer delivers deep, impactful bass from a compact enclosure-friendly design. Built with advanced materials and inspired by Alpine’s premium subwoofer technology, the S2-W8D4 combines powerful low-frequency performance, exceptional durability, and installation flexibility for a wide range of vehicle applications.
Key Features
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8" S-Series Subwoofer – Delivers powerful bass performance in compact installations.
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300W RMS / 900W Peak Power Handling – Provides clean, reliable low-frequency output.
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Dual 4-Ohm Voice Coils – Offers flexible wiring configurations for system optimization.
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Carbon Fiber & Polypropylene Cone – Lightweight and rigid construction for accurate bass reproduction.
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High-Amplitude Multi-Roll (H.A.M.R.) Surround – Allows greater cone excursion for deeper, more impactful bass.
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Polypropylene/Ceramic Dust Cap – Enhances strength and durability while reducing distortion.
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High-Grade Strontium Ferrite Magnet – Delivers strong motor control and consistent performance.
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Configuration Jumpers Included – Simplifies voice coil wiring and impedance setup.
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Twist-Lock Grille Mount System – Supports optional grille installation without mounting screws.
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Push-Type Speaker Terminals – Accommodates up to 8 AWG speaker wire for secure connections.
Deep Bass, Small Footprint
Designed for space-conscious installations, the S2-W8D4 delivers impressive low-end performance while fitting into compact sealed or ported enclosures. It's an ideal solution for vehicles where installation space is limited but powerful bass is still a priority.
Advanced Cone Technology
The carbon fiber and polypropylene cone combines lightweight responsiveness with exceptional rigidity, minimizing distortion and maintaining precise bass reproduction even at higher output levels.
H.A.M.R. Surround Performance
Alpine’s High-Amplitude Multi-Roll (H.A.M.R.) surround technology allows up to 13mm of one-way excursion, enabling the subwoofer to move more air and produce deeper, more dynamic bass while maintaining control and accuracy.
Flexible System Integration
The dual 4-ohm voice coil design provides multiple wiring options to match a variety of amplifier configurations. Included configuration jumpers make installation easier and help optimize system performance.
Specifications
| Specification |
Value |
| Speaker Size |
8" |
| Power Handling |
300W RMS / 900W Peak |
| Voice Coil Configuration |
Dual 4-Ohm |
| Frequency Response |
23Hz – 215Hz |
| Sensitivity |
82.7dB |
| Voice Coil Diameter |
1.4" |
| X-Max (One-Way) |
13mm |
| Magnet Type |
Strontium Ferrite |
| Cone Material |
Carbon Fiber / Polypropylene |
| Surround Type |
H.A.M.R. Rubber Surround |
Ideal Applications
- Compact sealed enclosures
- Ported enclosure systems
- Factory audio upgrades
- Custom bass systems
- Limited-space vehicle installations
What's Included
- S2-W8D4 8" Subwoofer
- Configuration jumpers
- Installation hardware
- Owner's manual
Experience powerful, accurate bass without sacrificing space. The Alpine S2-W8D4 delivers the performance, flexibility, and reliability needed to elevate any car audio system.
