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Alpine R2-W8D2 2nd Gen (Open-Box, Very Good)

1000W Peak (350W RMS) 8" R-Series Dual 2-Ohm Car Subwoofer

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• Peak Power: 1000 watts
• RMS Power: 350 watts
• Kevlar Reinforced Pulp Paper Cone
• High-Amplitude Multi-Roll (H.A.M.R) Surround
• Impedance: Dual 2 ohms
• Mount depth: 4.38""
• Sensitivity: 83.6 dB

Learn more about the r2w8d2_obc
Was $280.00 Details
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$187.46

 with warranty

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Description


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Authorized dealer

Item Condition - Open Box, Very Good Condition:
A Very Good Open Box used product represents a well-cared-for product that has seen only brief installation and/or limited use, but remains in great condition. The item is complete, unmarked, and undamaged, but may show some limited signs of wear. Original packaging, paperwork or protective wrapping may be missing or slightly damaged from the item being opened. Product works perfectly. Warranty details are included in the item description or comments.

Product Details:

  • 8" Dual 2 ohms Type-R Series Series Subwoofer
  • Power Handling:
    • Peak: 1000 watts
    • RMS: 350 watts
  • Kevlar Reinforced Pulp Paper Cone
  • High-Amplitude Multi-Roll (H.A.M.R) Surround
  • Push-Type Speaker Terminals (Up To 8AWG Wire Size)
  • Oversized Dust Cap
  • 1.6" High Temperature Voice coil
  • 12 mm Xmax
  • 56 oz. Double Stacked Ferrite magnet motor structure
  • Frequency Response: 30 - 200 Hz
  • Resonance Frequency (Fs): 42 Hz
  • Sensitivity: 83.6 dB
  • Sealed box volume: .15 cubic feet
  • Ported box volume: .25 cubic feet
  • Top-mount depth: 4.38""
  • Cutout diameter: 6.94"
  • CTA-2031 Compliant: Yes
  • Authorized Internet Dealer
  • Protective subwoofer grille: Optional (Accessory required and sold separately)
  • 1-year Manufacturer's Warranty

Priced Individually

Subwoofer Wiring Guide


Wiring Guide to Wire 1 Alpine R2-W8D2 2nd Gen (Open-Box, Very Good) Subwoofer

Mono Amp

Mono Amp - Option 1

2 Channel Amp - Bridged

Wiring Guide to Wire 2 Alpine R2-W8D2 2nd Gen (Open-Box, Very Good) Subwoofers

Mono Amp

2 Channel Amp

4 Channel Amp - Bridged

Wiring Guide to Wire 3 Alpine R2-W8D2 2nd Gen (Open-Box, Very Good) Subwoofers

Mono Amp

Mono Amp - Option 1

4 Channel Amp

Wiring Guide to Wire 4 Alpine R2-W8D2 2nd Gen (Open-Box, Very Good) Subwoofers

2 Channel Amp

4 Channel Amp

Specifications & Details


Subwoofer Specifications
Series
Type-R Series
Subwoofer Size
8"
Peak Power Handling
1000 watts
RMS Power Handling
350 watts
Voice Coil(s)
Dual
Impedance (Per Voice Coil)
2 ohms
Voice Coil Diameter
1.6"
Frequency Response
30 - 200 Hz
Sensitivity
83.6 dB
Xmax (millimeters)
12 mm
Subwoofer Design
Round / Circle
Main Cone Color
Black
Woofer Composition
Kevlar Reinforced Pulp Paper
Woofer Surround
High-Amplitude Multi-Roll (H.A.M.R)
Magnet Structure
Double Stacked
Magnet weight
56 oz.
Magnet Type
Ferrite
Subwoofer Grille
Optional (Accessory required and sold separately)
Re-Cone Kit Available
No
CTA-2031 Compliant
Yes
Recommended Enclosure Specifications
Recommended Enclosure Type
Ported / Vented
Sealed
Minimum Sealed Box Volume
.15 cubic feet
Maximum Sealed Box Volume
.45 cubic feet
Minimum Ported Box Volume
.25 cubic feet
Maximum Ported Box Volume
.70 cubic feet
Top-Mount Depth (Mounting Depth)
4.38""
Cutout Diameter
6.94"
Shallow Mount Installation
No
Electromechanical Parameters
Free-Air Resonance (Fs)
42 Hz
Equivalent Compliance (Vas)
10.1 liters
Total Speaker Q Value (Qts)
0.48
Electrical Q Value (Qes)
0.52
Electrical Resistance of Voice Coil (Re)
1.8 ohms
Mechanical Q Value (Qms)
7.69
What is in the box?
Paperwork
User manual
Warranty/Registration card
WITB: Subwoofers
Subwoofer
Mounting screw cover (detached)
See below for additional accessories
Other Accessory #1
2 Jumper Wires
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

R2-W8D2 (Open-box, Like New)

Weight:

22.50lbs

Internal SKU:

r2w8d2_obc

Internal Product ID:

201279

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