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Sonic Sub Box: 3SLD12-3.8

Triple Slot 12" Sealed MDF Enclosure

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Triple 12" Sealed MDF Enclosure with Divider • Holds three 12" subwoofers • 3/4 MDF (Medium Density Fiberboard) Construction • Durable black carpeting • Gold Terminals • Internal Box Volume: 3.8 cubic ft.

Learn more about the 3sld1238

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Description


Sonic Sub Boxes brand icon

Authorized dealer

Sonic Sub Boxes are custom built to fit your application. Enclosures are made with only the highest quality materials, including 3/4” MDF, to ensure your subwoofer enclosures can handle the test of time and the thump of your new subs.

  • Triple Slot 12" Sealed MDF Enclosure
  • Holds three 12" subwoofers
  • 3/4 MDF (Medium Density Fiberboard) Construction
  • Durable Gray carpeting
  • Gold Terminals
  • Internal Box Volume: 3.8 cubic ft.
  • Dimensions: 17"D x 39"W x 14"H
  • 30 Day return policy

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Specifications & Details


Box/Enclosure specifications
Subwoofer Size
12"
Subwoofer Cutout Shape
Round / Circle
Box Type
Sealed
Number of Subwoofers
3
Box Style/Shape
Square/Rectangle
Cutout Diameter or Length
11-1/8"
Maximum Speaker Depth
16"
Total Box Volume
3.8 cubic feet
Wood Thickness
3/4"
Number of Terminals
3
Terminal Type
Binding posts
Box Exterior Color
Gray
Box Finish
Carpet
Warranty and Return Policy
Parts Warranty Duration
Not warranted
Labor Warranty Duration
Not warranted
Warranty Provider
Sonic Electronix

Item Details


Manufacturer:

Model Number:

3SLD12-3.8

Weight:

54.00lbs

Internal SKU:

3sld1238

Internal Product ID:

7585

Customer Ratings & Reviews


Sonic Sub Box: 3SLD12-3.8 thumbnail image

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



Durability
3.4
Value
4
Features
3.7
Design
4.4
Usability
4

Customer Reviews

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tspencer

with 3 mtx 9500 the box just comes apart. if you dont have that much power this would be an ok buy but for me i just have too much power for the box to handle

By tspencer on March 10, 2010

5 found this helpful


Does the job

Pretty solid box. Decent airspace, primarily depends on what type of subs you use.

By Michael on February 26, 2009

5 found this helpful


awsome

I bought this about three months ago and it is by far the best box i have ever bought. it is worth the price.

By andrew on January 25, 2008

5 found this helpful




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Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

  • You see only parts engineered for your exact vehicle
  • You avoid incompatible radios, speakers, or wiring
  • Installation is smoother, faster, and frustration-free
  • You get the correct accessories the first time

Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.