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NVX NE121P w/ Rockford Fosgate M2D2-12I

Single 12" Slot Ported 3/4" MDF Black Carpeted Subwoofer Enclosure – 1.75 Cu. Ft. with Polyfil and NVX Logo w/ 12" M2 Series Dual 2-ohm Marine Subwoofer in White with Color Optix

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• 12" Single Ported Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Internal box volume: 1.75 cubic feet
• Premium Black Carpet with Black NVX Logo

Learn more about the ne121p_m2d212i
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Universal – fits most vehicles.

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2026-07-27 11:08:20
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$736.94

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Description


NVX brand icon

Authorized dealer

NVX NE121P

Single 12" Slot Ported 3/4" MDF Black Carpeted Subwoofer Enclosure – 1.75 Cu. Ft. with Polyfil and NVX Logo
Quantity: 1

Product Details:

  • Not compatible with NVX VC-Series Subwoofers
  • 12" Single Ported 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: 13-7/8"
  • Subwoofer cutout diameter: 11-7/32"
  • Internal box volume: 1.75 cubic feet
  • Dimensions: 16.50" D x 20.00" W x 16.00" H
  • Authorized Internet Dealer
  • 1-year Sonic Electronix Warranty

Port Specifications:

  • Tuning Frequency: 38 Hz
  • Port Width: 1.5"
  • Port Height: 14.50"
  • Port Length: 17.52"

Rockford Fosgate M2D2-12I

1600W Peak (400W RMS) 12" M2 Series Dual 2-ohm Marine Subwoofer in White with Color Optix
Quantity: 1

Product Details:

  • 12" Dual 2 ohm M2 Series Subwoofer
  • Power Handling:
    • Peak: 1600 watts
    • RMS: 400 watts
  • Injection Molded Polypropylene Cone
  • VAST vertical attach surround technique
  • Integrated Deutsch/Amphenol connectors
  • Element Ready to withstand the harsh outdoor environment
  • Gold plated marine grade brass terminals
  • 2-piece grille allows for interchangeable stainless-steel or "sport" option
  • Element Ready design protects lighting from exposure
  • Bright, wide-angle LEDs provide rich, reliable illumination
  • Adjust color brightness and other options with the Rockford Fosgate Color Optix
  • Color optix requires RF Connect App and Rockford Fosgate PMX-RGB remote (sold separately)
  • RF Connect App is available to download on iPhone and Android
  • IPX6 Water Intrusion Rated
  • 100% UV Stable ASA plastic frame & grille design
  • Deutsch DT connectors incorporate front/rear silicone seals
  • Provides superb low and midrange frequency reproduction
  • VERSA impedance switch allows series/parallel configuration w/outadditional wiring
  • Optimized for infinite baffle applications when an enclosure is not an option
  • Industry’s first molded in-frame connectors
  • 1.95" High Temperature Aluminum Voice coil
  • 15 mm Xmax
  • 61.09 oz. Double Stacked magnet motor structure
  • Frequency Response: 70 - 250 Hz
  • Resonance Frequency (Fs): 38 Hz
  • Sensitivity: 90 dB
  • Can be used in sealed, vented/ported, or infinite baffle installations
  • Recommended optional ported box volume: 1.79 cubic feet
  • Top-mount depth: 5.13"
  • Cutout diameter: 11"
  • Authorized Internet Dealer
  • Includes protective subwoofer grille
  • 2 Year Manufacturer's Warranty

  • PDF IconRockford Fosgate M2D212I owner’s manual

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Specifications & Details


Subwoofer Specifications
Series
M2 Series
Subwoofer Size
12"
RMS Power Handling
400 watts
Peak Power Handling
1600 watts
Woofer Composition
Injection Molded Polypropylene
Woofer Surround
Rubber
Sensitivity
90 dB
Frequency Response
70 - 250 Hz
Subwoofer Design
Round / Circle
Enclosure Specifications
Box Type
Ported
Number of Subwoofers
1
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:

NE121P_M2D212I

Weight:

48.36lbs

Internal SKU:

ne121p_m2d212i

Internal Product ID:

229074

Customer Ratings & Reviews


NVX NE121P w/ Rockford Fosgate M2D2-12I thumbnail image

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



Durability
3.5
Value
5
Features
5
Design
5
Usability
4

Customer Photos & Videos


Customer Reviews

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Nice box. And pairs good with NVX sub

The following review is for NE121P, which is a part of the bundle you are viewing.

Sounds Good. Hits hard. Couldn't ask for more from one 12.

By Nicholas on June 14, 2026 Checkmark Icon Verified purchase
2006 Chevrolet Tahoe


Nice sounding box but abit tall.

The following review is for NE121P, which is a part of the bundle you are viewing.

Great sturdy box, carpeting was nicest done only thing i disliked about it was its hight it too tall my trunk is 14.75. But this thing is 16" tall had to cuz the foam that was under the mat to make it barely fit and also re.oved the back seat...it was worth it though, im running a rf-p3d2 12"

By robinson on February 27, 2026 Checkmark Icon Verified purchase
2023 Toyota GR86


The following review is for NE121P, which is a part of the bundle you are viewing.
By Austin on February 26, 2026 Checkmark Icon Verified purchase
2010 Honda Odyssey




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