(2) Alpine R2-W12D2 12" R2-Series Dual 2-ohm Car Subwoofer

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Alpine R2-W12D2 - Pair Image 1 — Alpine R2-W12D2 - Pair

Alpine R2-W12D2 - Pair Image 2 — Alpine R2-W12D2 - Pair

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Alpine R2-W12D2 - Pair Image 4 — Alpine R2-W12D2 - Pair

Alpine R2-W12D2 - Pair Image 5 — Alpine R2-W12D2 - Pair

Product highlights

• Peak Power: 2250 watts
• RMS Power: 750 watts
• Impedance: Dual 2 ohm
• Kevlar Reinforced Pulp Paper Cone
• High-Amplitude Multi-Roll (HAMR) Surround
• Mount depth: 6.43"
• Sensitivity: 85 dB

Learn more about the r2w12d2_2

Universal – fits most vehicles.

Similar items | Update vehicle | Vehicle store

List price $1080.00

-33%

$719.90

with warranty

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Description

Authorized dealer

Alpine R2-W12D2

2250W Peak (750W RMS) 12" R2-Series Dual 2-ohm Car Subwoofer
Quantity: 2

Product Details:

12" Dual 2 ohm R2 Series Subwoofer
Power Handling:

Peak: 2250 watts
RMS: 750 watts

Kevlar Reinforced Pulp Paper Cone
High-Amplitude Multi-Roll (HAMR) Surround
2.6" High Temperature Voice coil
20 mm Xmax
144 oz. Double Stacked magnet motor structure
Frequency Response: 24 - 200 Hz
Resonance Frequency (Fs): 29 Hz
Sensitivity: 85 dB
Recommended sealed box volume: .55 cubic feet - 1.0 cubic feet
Recommended ported box volume: 1.0 cubic feet - 1.5 cubic feet
Top-mount depth: 6.43"
Cutout diameter: 10.83"
Authorized Internet Dealer
Subwoofer grille Alpine KTE-12G optional (sold separately)
1-year Manufacturer's Warranty

Priced Individually

Alpine R2W12D2 owner’s manual

Subwoofer Wiring Guide

Wiring Guide to Wire 1 Alpine R2-W12D2 - Pair Subwoofer

Mono Amp

Mono Amp - Option 1

2 Channel Amp - Bridged

Wiring Guide to Wire 2 Alpine R2-W12D2 - Pair Subwoofers

Mono Amp

2 Channel Amp

4 Channel Amp - Bridged

Wiring Guide to Wire 3 Alpine R2-W12D2 - Pair Subwoofers

Mono Amp

Mono Amp - Option 1

4 Channel Amp

Wiring Guide to Wire 4 Alpine R2-W12D2 - Pair Subwoofers

2 Channel Amp

4 Channel Amp

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Specifications & Details

Subwoofer Specifications

Series

R2 Series

Subwoofer Size

12"

Peak Power Handling

2250 watts

RMS Power Handling

750 watts

Voice Coil(s)

Dual

Impedance (Per Voice Coil)

2 ohm

Voice Coil Diameter

2.6"

Frequency Response

24 - 200 Hz

Sensitivity

85 dB

Xmax (millimeters)

20 mm

Subwoofer Design

Round / Circle

Main Cone Color

Black
Dark Gray

Woofer Composition

Kevlar Reinforced Pulp Paper

Woofer Surround

High-Amplitude Multi-Roll (HAMR)

Magnet Structure

Double Stacked

Magnet weight

144 oz.

Subwoofer Grille

Optional (Accessory required and sold separately)

Alpine KTE-12G

Recommended Enclosure Specifications

Recommended Enclosure Type

Ported / Vented
Sealed

Minimum Sealed Box Volume

.55 cubic feet

Maximum Sealed Box Volume

1.0 cubic feet

Minimum Ported Box Volume

1.0 cubic feet

Maximum Ported Box Volume

1.5 cubic feet

Top-Mount Depth (Mounting Depth)

6.43"

Cutout Diameter

10.83"

Shallow Mount Installation

T/S Parameters (Electromechanical)

Free-Air Resonance (Fs)

29 Hz

Equivalent Compliance (Vas)

36.9 liters

Total Speaker Q Value (Qts)

.41

Electrical Q Value (Qes)

.44

Electrical Resistance of Voice Coil (Re)

1.9 ohm

Mechanical Q Value (Qms)

6.32

What is in the box?

Paperwork

User manual

WITB: Subwoofers

Subwoofer

Other Accessory #1

12" R2-Series DVC Subwoofer with Cosmetic Trim Ring

Other Accessory #2

2 Jumper Wires for DVC Configuration,

Warranty and Return Policy

Parts Warranty Duration

1 year

Labor Warranty Duration

1 year

Warranty Provider

Manufacturer

Customer Ratings & Reviews

Overall rating distribution

5 star		67%
4 star		33%
3 star		0%
2 star		0%
1 star		0%

Filter by Star Rating

Show only Verified Purchases

By feature average rating

Durability		4.6
Value		4.4
Features		4.4
Design		4.6
Usability		4.6

Customer Reviews

Sort by:

The following review is for R2-W12D2, which is a part of the bundle you are viewing.

By Cole on February 25, 2023 Checkmark Icon

Verified purchase

26 found this helpful

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Amazing

The following review is for R2-W12D2, which is a part of the bundle you are viewing.

Great power would buy again

By Caleb on May 30, 2024 Checkmark Icon

Verified purchase

4 found this helpful

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Perfect sub

The following review is for R2-W12D2, which is a part of the bundle you are viewing.

Great mix of loud and sound quality.

By Frank on February 6, 2026 Checkmark Icon

Verified purchase

Report abuse

Amazing Subwoofers

The following review is for R2-W12D2, which is a part of the bundle you are viewing.

These R2 12s are amazing. Sonic Electronix is awesome as always, great products and great service.

By Adam on November 26, 2025 Checkmark Icon

Verified purchase

2021 Chevrolet Silverado 1500

Report abuse

The following review is for R2-W12D2, which is a part of the bundle you are viewing.

By Derek on October 30, 2025 Checkmark Icon

Verified purchase

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The following review is for R2-W12D2, which is a part of the bundle you are viewing.

By Alfredo on April 15, 2025 Checkmark Icon

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Welcome to the Team!

Alpine R2-W12D2 - Pair

$719.90

Description

Product Details:

Subwoofer Wiring Guide

Mono Amp

Mono Amp - Option 1

2 Channel Amp - Bridged

Mono Amp

2 Channel Amp

4 Channel Amp - Bridged

Mono Amp

Mono Amp - Option 1

4 Channel Amp

2 Channel Amp

4 Channel Amp

Specifications & Details

Item Details

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Welcome to the Team!

Alpine R2-W12D2 - Pair

$719.90

Description

Product Details:

Subwoofer Wiring Guide

Mono Amp

Mono Amp - Option 1

2 Channel Amp - Bridged

Mono Amp

2 Channel Amp

4 Channel Amp - Bridged

Mono Amp

Mono Amp - Option 1

4 Channel Amp

2 Channel Amp

4 Channel Amp

Specifications & Details

Item Details

Customer Ratings & Reviews

Customer Reviews

Related Searches

Wiring Diagram Legend

Are you sure you want to clear your garage?

This page was not designed for products.

Didn't find your car?

Account

Shopping help

Company

Everyday heroes

Brand stores

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