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  1. Home
  2. Car Audio & Electronics
  3. Car Subwoofers
  4. Car Subwoofer Boxes
  5. Car Subwoofers with a Box (Loaded Sub Boxes)
  6. Sealed Enclosure Boxes with Car Subwoofers
  7. NVX NE121S_W12S4

See all parts that fit your 1984 Conquest

NVX NE121S w/ Alpine W12S4

Single 12" Sealed 3/4" MDF Black Carpeted Subwoofer Enclosure – 1.0 Cu. Ft. with Polyfil and NVX Logo w/12" Bass Series Single 4-ohm Car Subwoofer

2
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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_w12s4
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Universal – fits most vehicles.

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List price $239.99
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$191.94

 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

Alpine W12S4

750W Peak (250W RMS) 12" Bass Series Single 4-ohm Car Subwoofer
Quantity: 1

Product Details:

  • 12" Single 4 ohm Bass Series Subwoofer
  • Power Handling:
    • Peak: 750 watts
    • RMS: 250 watts
  • Mica Injected Polypropylene - MIPP Cone
  • Poly-Foam Surround
  • 2" High Temperature Voice coil
  • 10 mm Xmax
  • 52 oz. Single Stacked magnet motor structure
  • Frequency Response: 22 - 200 Hz
  • Resonance Frequency (Fs): 30 Hz
  • Sensitivity: 87.9 dB
  • Recommended sealed box volume: 0.75 cubic feet - 1.5 cubic feet
  • Recommended ported box volume: 1.5 cubic feet - 2.5 cubic feet
  • Top-mount depth: 5-5/16"
  • Cutout diameter: 10-5/8"
  • Subwoofer grille Alpine KTE-12PG optional (sold separately)
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

    • Priced Individually

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Specifications & Details

Subwoofer Specifications
Series
Bass Series
Subwoofer Size
12"
RMS Power Handling
250 watts
Peak Power Handling
750 watts
Woofer Composition
Mica Injected Polypropylene - MIPP
Woofer Surround
Poly-Foam
Sensitivity
87.9 dB
Frequency Response
22 - 200 Hz
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_W12S4

Weight:

31.00lbs

Internal SKU:

ne121s_w12s4

Internal Product ID:

229104

Customer Ratings & Reviews

NVX NE121S w/ Alpine W12S4 thumbnail image
2
5 star
50%
4 star
50%
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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awesome!

The following review is for W12S4, which is a part of the bundle you are viewing.

These subs are amazing for the price. They pound hard if tuned Good!

By Anonymous on June 10, 2019

36 found this helpful

Report abuse

It thumps!

The following review is for W12S4, which is a part of the bundle you are viewing.

This woofer is a great value. It seems to be as good as my Rockford subs.

By Anonymous on August 9, 2018

36 found this helpful

Report abuse
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