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Alpine R-W12D4 Factory Refurbished

2250W Max (750W RMS) 12" R-Series Dual 4-Ohm Car Subwoofer

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• 2250W Max
• 750W RMS
• Parabolic pulp/kevlar cone
• H.A.M.R. surround
• Cast aluminum frame with integral shorting sleeve
• Polypropylene, mica and talc dust cap
• 127 oz. Strontium ferrite segmented magnet

Learn more about the ls-rw12d4-rbc

We apologize

This item has been discontinued

Description


Alpine brand icon

Authorized dealer

Item Condition - Refurbished:

A manufacturer refurbished product will function like new with all parts inspected or replaced as necessary. There may be slight cosmetic issues such as scratches or similar. See the description for additional details.

General Features:

  • 12" Dual 4 ohm Type-R Subwoofer
  • Power Handling:
    • Peak: 2250 watts
    • RMS: 750 watts
  • Recommended power range: 300 - 750W RMS
  • CTA-2031 compliant power ratings
  • Parabolic pulp/kevlar cone
  • H.A.M.R. surround
  • Polypropylene, mica and talc dust cap
  • Reinforced cone neck and spider joint
  • Cast aluminum frame with integral shorting sleeve
  • 8AWG push terminals with VC configuration jumpers
  • 2.6" High excursion overhung voice coil
  • 127 oz. Strontium ferrite segmented magnet
  • Top-mount depth: 6-3/8"
  • Cutout diameter: 10-7/8"
  • Frequency Response: 24 - 200Hz
  • Sensitivity: 84.3dB
  • Resonance Frequency (Fs): 27Hz
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty
  • Priced Individually

Product history:

Alpine R-W12D4-3 thumbnail
(newest, current model)
Alpine SWR-12D4 thumbnail
(previous model, replaced by Alpine R-W12D4 Factory Refurbished)
Alpine SWR-1243D thumbnail
(previous model, replaced by Alpine Type-R SWR-12D4)
Alpine SWR-1242D thumbnail
(previous model, replaced by Alpine SWR-1243D)
Alpine SWR-1241D thumbnail
(previous model, replaced by Alpine SWR-1242D)

Subwoofer Wiring Guide


Wiring Guide to Wire 1 Alpine R-W12D4 Factory Refurbished Subwoofer

Mono Amp

2 Channel Amp - Bridged

Wiring Guide to Wire 2 Alpine R-W12D4 Factory Refurbished Subwoofers

Mono Amp

Mono Amp - Option 1

2 Channel Amp

2 Channel Amp - Bridged

4 Channel Amp - Bridged

Wiring Guide to Wire 3 Alpine R-W12D4 Factory Refurbished Subwoofers

Mono Amp

4 Channel Amp

Wiring Guide to Wire 4 Alpine R-W12D4 Factory Refurbished Subwoofers

Mono Amp

2 Channel Amp

2 Channel Amp - Bridged

4 Channel Amp

Specifications & Details


Subwoofer Specifications
Series
Type-R Series
Subwoofer Size
12"
Peak Power Handling
2250 watts
RMS Power Handling
750 watts
Voice Coil(s)
Dual
Impedance (Per Voice Coil)
4 ohm
Voice Coil Diameter
2.6"
Frequency Response
24 - 200 Hz
Sensitivity
84.7 dB
Xmax (millimeters)
20 mm
Subwoofer Design
Round / Circle
Main Cone Color
Black
Woofer Composition
Kevlar Reinforced Pulp Paper
Woofer Surround
Santoprene Rubber
Recommended Enclosure Specifications
Recommended Enclosure Type
Ported / Vented
Sealed
Optimum Sealed Box Volume
.85 cubic feet
Optimum Ported Box Volume
1.71 cubic feet
Top-Mount Depth (Mounting Depth)
6-3/8"
Cutout Diameter
10-7/8"
Shallow Mount Installation
No
T/S Parameters (Electromechanical)
Free-Air Resonance (Fs)
28 Hz
Equivalent Compliance (Vas)
48 liters
Total Speaker Q Value (Qts)
.56
Electrical Q Value (Qes)
.61
Electrical Resistance of Voice Coil (Re)
3.6 ohm
Mechanical Q Value (Qms)
7.15
What is in the box?
Paperwork
User manual
Warranty/Registration card
WITB: Subwoofers
Subwoofer
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

R-W12D4-3

Weight:

21.00lbs

Internal SKU:

ls-rw12d4-rbc

Internal Product ID:

177199

Customer Ratings & Reviews


Alpine R-W12D4 Factory Refurbished thumbnail image

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