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NVX NE121S w/ Sundown Audio SW-SAV212D2

Single 12" Sealed 3/4" MDF Black Carpeted Subwoofer Enclosure – 1.0 Cu. Ft. with Polyfil and NVX Logo w/1000W RMS 12" SA Series Dual 2-ohm Subwoofer

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• 12" Single Sealed Subwoofer Enclosure
• 3/4" Medium Density Fiberboard (MDF) construction
• Internal box volume: 1.00 cubic feet
• Premium Black Carpet with Black NVX Logo

Learn more about the ne121s_sav212d2
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Universal – fits most vehicles.

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2026-07-27 11:08:20
List price $591.98
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-19%

$481.98

 with warranty
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Description


NVX brand icon

Authorized dealer

NVX NE121S

Single 12" Sealed 3/4" MDF Black Carpeted Subwoofer Enclosure – 1.0 Cu. Ft. with Polyfil and NVX Logo
Quantity: 1

Product Details:

  • Not compatible with NVX VC-Series Subwoofers
  • 12" Single 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: 1.00 cubic feet
  • Dimensions: 13.00" D x 15.00" W x 15.00" H
  • Authorized Internet Dealer
  • 1-year Sonic Electronix Warranty

Sundown Audio SA-12 v.2 D2 12" (SA12V2D2)

2500W Peak (1250W RMS) 12" SA Series Dual 2-ohm Car Subwoofer (SW-SAV212D2)
Quantity: 1

Product Details:

  • 12" Dual 2 ohm SA Series Subwoofer
  • Power Handling:
    • Peak: 2500 watts
    • RMS: 1250 watts
  • Competition Grade Paper Cone
  • Foam Surround
  • Vented magnetic gap and pole piece
  • Innovative high velocity, cast aluminum vented frame spacer ring
  • Magnet ID faraday ring for smooth acoustic response
  • Spring-loaded terminals for easy connection
  • Stitched-on double “XL” tinsel leads
  • 2.75" High Temperature Copper Voice coil on aluminum former
  • 19 mm Xmax
  • Double Stacked magnet motor structure
  • Resonance Frequency (Fs): 38.8866 Hz
  • Sensitivity: 86.59 dB
  • Recommended sealed box volume: 1.0 cubic feet
  • Recommended ported box volume: 1.75 cubic feet
  • Top-mount depth: 7.35"
  • Cutout diameter: 11.01"
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

  • Priced Individually


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Specifications & Details


Subwoofer Specifications
Series
SA Series
Subwoofer Size
12"
RMS Power Handling
1000 watts
Woofer Composition
Competition Grade Paper
Woofer Surround
Foam
Sensitivity
86.59 dB
Subwoofer Design
Round / Circle
Enclosure Specifications
Box Type
Sealed
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:

NE121S_SAV212D2

Weight:

56.90lbs

Internal SKU:

ne121s_sav212d2

Internal Product ID:

228889

Customer Ratings & Reviews


NVX NE121S w/ Sundown Audio SW-SAV212D2 thumbnail image

5 star
100%
4 star
0%
3 star
0%
2 star
0%
1 star
0%



Durability
5
Value
5
Features
5
Design
5
Usability
5

Customer Reviews

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The following review is for NE121S, which is a part of the bundle you are viewing.

Works great with my Kicker CWR124

By GrimGodiva on June 9, 2026 Checkmark Icon Verified purchase




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