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NVX NE121S Empty Single 12" Sealed Enclosure

Empty Single 12" Sealed Subwoofer Enclosure with 3/4" MDF, Carpet Finish and Polyfill

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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
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Universal – fits most vehicles.

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List price $99.99
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$89.99

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Current Promotions (1 offer)


Get the most out of your Loaded Enclosure with the NVX SDTK20. Eliminates road noise, quiet vibrations, and increase the sound quality and output of audio system, 50%. Simply click the "Add Both to Cart" button. This offer cannot be combined with any other coupons or offers.

NVX NE121S Empty Single 12" Sealed Enclosure

40% off


Priced separately $139 98

Promo Savings of $20 00

Total price:

$119 98

Product Highlights


• 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

Description


NVX brand icon

Authorized dealer

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

Frequently Asked Questions (FAQ)


NE121S is better for audiophiles who want a tight but not forceful bass. Like other sealed enclosures, NE121S is quite smaller so it would save some space in your car. However, if you really want an earth-shattering low-end, go ahead with NE121P instead.
Look for a 12” sub with a mounting depth that doesn’t exceed 10-1/8” and could fit within a 11-7/32” cutout diameter. It should operate within a 1 cubic feet volume for a tight, punchy bass without the woofer over-extending.
Most likely not. For example, the NE121S has a generous mounting depth of up to 10-1/8". That’s enough clearance for even the beefiest competition-grade magnets to breathe without slamming against the rear wall.
Absolutely. Since it's a single sealed box, it provides the air spring needed for fast, accurate response. It ensures your bass notes stop and start instantly, making it perfect for double-bass pedals or fast rock drums.
We don't recommend. NVX includes just enough to help the box act about 15-20% larger sound-wise. Adding too much can actually choke the sub's movement. Only add more if your sub's specs significantly exceed the box's actual internal volume.
It’s for durability and fitment. Sharp MDF corners under carpet are prone to bruising or chipping during installation. Rounded edges prevent the carpet from tearing and make it much easier to slide the box into tight trunk gaps.

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Specifications & Details


Box/Enclosure specifications
Subwoofer Size
12"
Subwoofer Cutout Shape
Round / Circle
Box Type
Sealed
Number of Subwoofers
1
Box Style/Shape
Square/Rectangle
Cutout Diameter or Length
11-7/32"
Maximum Speaker Depth
10-1/8"
Total Box Volume
1.00 cubic feet
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

Weight:

20.00lbs

Internal SKU:

ne121s

Internal Product ID:

222819

Product and How-to Videos


Customer Ratings & Reviews


NVX NE121S Empty Single 12

5 star
100%
4 star
0%
3 star
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2 star
0%
1 star
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Durability
5
Value
5
Features
5
Design
5
Usability
5

Customer Reviews

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