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  5. 12" Car Subwoofers Closeout
  6. Alpine R-W12D4-2

See all parts that fit your 2022 Gladiator

Alpine R-W12D4-Open Box NEW

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

Alpine
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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-obc7

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This item has been discontinued

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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.

Item Condition - Open Box, Good Condition:
A Good Open Box used product shows wear from consistent use, but it remains in good condition and works perfectly. It may be marked, have identifying markings on it, or show other signs of previous use or installation. Original packaging, paperwork or protective wrapping may be missing or not included in its entirety. Warranty details are included in the item description or comments.
Item Condition - Like New:
A Open Box, Like New product is an apparently untouched product in perfect condition that includes all accessories and packaging. Original protective wrapping may be missing, but the original packaging is intact and pristine. There are absolutely no signs of wear on the item or installation. Instructions are included. Warranty details are included in the item description or comments. Item is suitable for presenting as a gift and savings should be abundant!

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
  • 30 Day Sonic Electronix Warranty

    • Priced Individually

Product history:

Alpine R-W12D4-2 thumbnail
(newest, current model)
Alpine SWR-12D4 thumbnail
(previous model, replaced by Alpine R-W12D4-Open Box NEW)
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-Open Box NEW Subwoofer

Mono Amp

2 Channel Amp - Bridged

Wiring Guide to Wire 2 Alpine R-W12D4-Open Box NEW 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-Open Box NEW Subwoofers

Mono Amp

4 Channel Amp

Wiring Guide to Wire 4 Alpine R-W12D4-Open Box NEW 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
30 days
Labor Warranty Duration
30 days
Warranty Provider
Sonic Electronix

Item Details

Manufacturer:

Alpine

Model Number:

R-W12D4-2

Weight:

21.00lbs

Internal SKU:

ls-rw12d4-obc7

Internal Product ID:

176977

Customer Ratings & Reviews

Alpine R-W12D4-Open Box NEW thumbnail image
5 star
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