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NVX NE122S w/ Alpine R2-W12D4

Dual 12" Sealed 3/4" MDF Black Carpeted Subwoofer Enclosure – 2.0 Cu. Ft. with Polyfil and NVX Logo w/12" R2-Series Dual 4-ohm Car Subwoofer

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•12" Dual Sealed Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Internal box volume: 2.00 cubic feet
• Premium Black Carpet with Black NVX Logo

Learn more about the ne122s_r2w12d4
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List price $1235.99
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$823.89

 with warranty
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Description


NVX brand icon

Authorized dealer

NVX NE122S

Dual 12" Sealed 3/4" MDF Black Carpeted Subwoofer Enclosure – 2.0 Cu. Ft. with Polyfil and NVX Logo
Quantity: 1

Product Details:

  • Not compatible with NVX VC-Series Subwoofers
  • 12" Dual Sealed Subwoofer Enclosure
  • Made from 3/4" Medium Density Fiberboard (MDF) construction
  • Built with precision CNC technology for exceptional accuracy
  • Pre-lined with Poly-Fil for improved acoustic response
  • Premium Black Carpet with Black NVX Logo
  • Spring Loaded Push Terminals
  • Maximum subwoofer mounting depth: 10-1/8"
  • Subwoofer cutout diameter: 11-7/32"
  • Internal box volume: 2.00 cubic feet
  • Dimensions: 13.50" D x 27.00" W x 15.00" H
  • Authorized Internet Dealer
  • 1-year Sonic Electronix Warranty

Alpine R2-W12D4

2250W Peak (750W RMS) 12" R2-Series Dual 4-ohm Car Subwoofer
Quantity: 2

Product Details:

  • 12" Dual 4 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): 30 Hz
  • Sensitivity: 84.6 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

PDF IconAlpine R2W12D4 owner’s manual

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Specifications & Details


Subwoofer Specifications
Series
R2 Series
Subwoofer Size
12"
RMS Power Handling
750 watts
Peak Power Handling
2250 watts
Woofer Composition
Kevlar Reinforced Pulp Paper
Woofer Surround
High-Amplitude Multi-Roll (HAMR)
Sensitivity
84.6 dB
Frequency Response
24 - 200 Hz
Subwoofer Design
Round / Circle
Enclosure Specifications
Box Type
Sealed
Number of Subwoofers
2
Box Style/Shape
Square/Rectangle
Wood Thickness
3/4"
Number of Terminals
1
Terminal Type
Binding posts (banana clip ready)
Box Exterior Color
Black
Box Finish
Carpet
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Sonic Electronix

Item Details


Manufacturer:

NVX

Model Number:

NE122S_R2W12D4

Weight:

90.00lbs

Internal SKU:

ne122s_r2w12d4

Internal Product ID:

229109

Customer Ratings & Reviews


NVX NE122S w/ Alpine R2-W12D4 thumbnail image

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



Durability
4.5
Value
4.8
Features
4.3
Design
5
Usability
4.5

Customer Reviews

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The following review is for R2-W12D4, which is a part of the bundle you are viewing.
By Adolfo on September 21, 2023 Checkmark Icon Verified purchase

17 found this helpful


The following review is for R2-W12D4, which is a part of the bundle you are viewing.
By Jonathan on March 11, 2024 Checkmark Icon Verified purchase

7 found this helpful


Nice box, but?

The following review is for NE122S, which is a part of the bundle you are viewing.

This box sounds awesome with my NVX subwoofers. I had to reflue the poly inside the box because not enough glue from production. Also, the terminals are cheap. Replacement is recommended. All that aside this box hits hard with the optimal manufacturers recommended air space. I replaced some CT Sounds 1250 rms Stratos off a 2000.1D CT amps. They couldn't even keep up, even with thier amps.alway bottomed out. I put the NVX3s in A NVX box with the specs. Night and DAY. These subwoofers just my be better than the JL W7. By the way the CT Sounds are in a custom box .

By Richard on December 17, 2025 Checkmark Icon Verified purchase

1 found this helpful


The following review is for NE122S, which is a part of the bundle you are viewing.
By John on January 18, 2026 Checkmark Icon Verified purchase
2014 Honda Accord


You already know it's excellent

The following review is for R2-W12D4, which is a part of the bundle you are viewing.

Great product but I still have to gripe about the fact that you have to purchase the grille separately. It's like, c'mon. I just dropped $400 on this sub and you guys couldn't throw a $3.00 (manufacturing cost) piece of plastic in the box with it to help me protect it? Instead, they want another $35 (before taxes and shipping) from me. It's a bad taste in my mouth toward the company. And put a freaking sticker or something in the box, too. Everyone loves a little swag for their toolbox or whatever. Likely one of the last Alpine purchases I'll be making after seeing that their loyalty is more towards the shareholders than the music!

By Ron on March 19, 2025 Checkmark Icon Verified purchase


Bassssssss

The following review is for R2-W12D4, which is a part of the bundle you are viewing.

This is absolutely the subwoofer to have. I've had kicker, Rockford fosgate, pioneer, and skar in the past but this subwoofer is solid as far as the name brand subwoofer go.

By Brian on November 26, 2024 Checkmark Icon Verified purchase




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