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Alpine S2-W8D4 (Open Box, Great)

900W Peak (300W RMS) 8" S-Series Dual 4-ohms Car Subwoofer

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• Peak Power: 900 watts
• RMS Power: 300 watts
• Impedance: Dual 4 ohm
• Polypropylene Cone
• High-Amplitude Multi-Roll (HAMR) Surround
• Mount depth: 3.71"
• Sensitivity: 82.7 dB

Learn more about the ls-s2w8d4-u8
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List price $260.00
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$146.96

 with warranty
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In Stock. Only 1 Left!
Open Box, Great
Open box icon Brand new $167.95

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Description


Alpine brand icon

Authorized dealer

Item Condition - Open Box, Great:

This product works like new, is well-cared-for and in great condition. May show limited signs of wear or use and may be missing non-essential parts, accessories or original packaging.


S2-W8D4

With a power handling of 300W RMS and a peak power handling of 900W, the Next-Gen 8” S-Series Subwoofers deliver outstanding performance value. Boasting a wide frequency response range of 23Hz to 215Hz and a sensitivity of 83dB (1W/1m), these subs ensure powerful and accurate bass reproduction across a diverse range of music genres. Featuring the lightweight yet sturdy combination of carbon fiber and polypropylene, the Next-Gen S-Series Subwoofer cone delivers deep, low-distortion bass that enhances the depth and richness of your music.


Product Details:

  • 8" Dual 4 ohm S Series Subwoofer
  • Power Handling:
    • Peak: 900 watts
    • RMS: 300 watts
  • Polypropylene Cone
  • High-Amplitude Multi-Roll (HAMR) Surround
  • Redesigned for powerful and reliable bass
  • Twist-Lock Grille Mount System
  • Push-Type Speaker Terminals (Up to 8AWG Wire Size)
  • 1.4" High Temperature Copper Voice coil
  • 13 mm Xmax
  • 34 oz. Double Stacked Ferrite magnet motor structure
  • Frequency Response: 23 - 215 Hz
  • Resonance Frequency (Fs): 47.9 Hz
  • Sensitivity: 82.7 dB
  • Recommended sealed box volume: 0.15 cubic feet - 0.50 cubic feet
  • Recommended ported box volume: 0.71 cubic feet
  • Top-mount depth: 3.71"
  • Cutout diameter: 6.85"
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

  • Priced Individually

PDF IconAlpine S2W8D4 owner’s manual

Product history:

Alpine LS-s2w8d4-u8 thumbnail
(newest, current model)
Alpine S-W8D4 thumbnail
(previous model, replaced by Alpine S2-W8D4 (Open Box, Great))

Subwoofer Wiring Guide


Wiring Guide to Wire 1 Alpine S2-W8D4 (Open Box, Great) Subwoofer

Mono Amp

2 Channel Amp - Bridged

Wiring Guide to Wire 2 Alpine S2-W8D4 (Open Box, Great) Subwoofers

Mono Amp

Mono Amp - Option 1

2 Channel Amp

2 Channel Amp - Bridged

4 Channel Amp - Bridged

Wiring Guide to Wire 3 Alpine S2-W8D4 (Open Box, Great) Subwoofers

Mono Amp

4 Channel Amp

Wiring Guide to Wire 4 Alpine S2-W8D4 (Open Box, Great) Subwoofers

Mono Amp

2 Channel Amp

2 Channel Amp - Bridged

4 Channel Amp

Specifications & Details


Subwoofer Specifications
Series
S Series
Subwoofer Size
8"
Peak Power Handling
900 watts
RMS Power Handling
300 watts
Voice Coil(s)
Dual
Impedance (Per Voice Coil)
4 ohm
Voice Coil Material
Copper
Voice Coil Diameter
1.4"
Frequency Response
23 - 215 Hz
Sensitivity
82.7 dB
Xmax (millimeters)
13 mm
Subwoofer Design
Round / Circle
Main Cone Color
Black
Dark Gray
Woofer Composition
Polypropylene
Woofer Surround
High-Amplitude Multi-Roll (HAMR)
Magnet Structure
Double Stacked
Magnet weight
34 oz.
Magnet Type
Ferrite
Recommended Enclosure Specifications
Recommended Enclosure Type
Ported / Vented
Sealed
Minimum Sealed Box Volume
0.15 cubic feet
Maximum Sealed Box Volume
0.50 cubic feet
Optimum Ported Box Volume
0.71 cubic feet
Top-Mount Depth (Mounting Depth)
3.71"
Cutout Diameter
6.85"
Shallow Mount Installation
No
T/S Parameters (Electromechanical)
Free-Air Resonance (Fs)
47.9 Hz
Equivalent Compliance (Vas)
7.5 liters
Total Speaker Q Value (Qts)
0.64
Electrical Q Value (Qes)
0.74
Electrical Resistance of Voice Coil (Re)
3.6 ohm
Mechanical Q Value (Qms)
5.9
What is in the box?
Paperwork
User manual
Warranty/Registration card
WITB: Subwoofers
Subwoofer
Mounting screws (4)
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

LS-s2w8d4-u8

Weight:

8.00lbs

Internal SKU:

ls-s2w8d4-u8

Internal Product ID:

228033

Customer Ratings & Reviews


Alpine S2-W8D4 (Open Box, Great) thumbnail image

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