Lowell Manufacturing IBOX-2 2 Cubic Foot Recessed Acoustic Backbox Enclosure for 12" Speakers

SKU: LWIBOX2 MFR: IBOX-2
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Key Features

  • Optimize your studio monitors with this 2 cu.ft. acoustic backbox enclosure.
  • Enhance audio quality & reduce resonance using this durable 18-gauge steel box.
  • Designed for 12" speakers, this backbox includes soundboard & batting for clarity.
  • Simplify installation with included eyebolts & U-clips for secure studio setup.
  • This rugged speaker enclosure features a black powder epoxy finish for longevity.
  • Made in the USA, this backbox ensures certified U.S. steel for professional use.
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Special Order?Estimated to Ship: 08/17/2025
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Lowell Manufacturing IBOX-2 Specifications

  • For Use with

    12" Speakers

  • Compatible Components

    Speakers: 12P150
    Grilles: FW-12, FW-12Q

  • Material

    Welded unitized 18-gauge steel with damping to eliminate acoustical and mechanical resonance

  • Finish

    Black powder epoxy

  • Volume

    2 Cubic Foot

  • Acoustical Treatment

    Sound board and 1.5 in. batting

  • Mounting & Installation Aids

    8-32 screw retaining U-clips, 1/4-20 forged eyebolts

  • For Grille Type

    Screw-Mount

  • Compliance & Certification

    Made in U.S.A.
    Certified U.S. steel

  • Dimensions (WxDxH)

    18 x 8.06 x 23.75" (457.20 x 204.72 x 603.25mm)

About Lowell Manufacturing IBOX-2

The IBOX-2 2 Cubic Foot Recessed Acoustic Backbox Enclosure for 12" Speakers is a highly functional and innovative product, designed to enhance your audio experience. Crafted by the reputable Lowell Manufacturing, this durable and stylish enclosure is engineered for distributed speaker systems that demand superior sound reinforcement.

The IBOX-2 seamlessly merges the advantages of a robust metal enclosure with the acoustic properties typically found in a 3/4" plywood box. This unique combination allows a 12" speaker to operate at its optimal loading level, thereby significantly improving the system's low-frequency response.

Designed with a recessed structure, the IBOX-2 can be conveniently installed in a ceiling or wall, offering a clean, professional look to your speaker system. This feature sets it apart from alternative products, making it an ideal choice for those seeking an aesthetically pleasing and high-quality audio solution.

Intended to enhance the sound quality of your speakers, the IBOX-2 provides a sealed, enclosed space for your speakers to operate in. This innovative design not only improves the audio output but also protects your speakers, ensuring a long-lasting and superior audio experience.

In summary, the IBOX-2 2 Cubic Foot Recessed Acoustic Backbox Enclosure for 12" Speakers is more than just a speaker enclosure. It's a testament to Lowell Manufacturing's commitment to delivering high-quality, functional, and stylish audio equipment.

Lowell Manufacturing IBOX-2 Features

  • Rigidly braced fabrication of welded, unitized heavy 18-gauge steel with damping to eliminate acoustical and mechanical resonance
  • Internal volume: 2 cu.ft
  • Inner walls lined with .5" thick acoustical fiberboard to prevent sympathetic vibrations within the expanse of the cavity
  • Inside surfaces lined with 1.5" premium acoustic lining (1.5 lbs. density rating) to absorb undesirable resonance in high frequency range
  • Grille mounting flange projects .42" for efficient installation in plaster, poured concrete, sheetrock or suspended tile ceilings. Includes 8-32 screw retaining U-clips to accept Lowell grille No. FW-12 or FW-12Q (with ported subplate)
  • Four 1/4-20 forged eyebolts in rear
  • Made in the USA with certified US steel
  • Black powder epoxy finish

Warranty Information

This product has a limited warranty of 12 months.

Key Features

  • Optimize your studio monitors with this 2 cu.ft. acoustic backbox enclosure.
  • Enhance audio quality & reduce resonance using this durable 18-gauge steel box.
  • Designed for 12" speakers, this backbox includes soundboard & batting for clarity.
  • Simplify installation with included eyebolts & U-clips for secure studio setup.
  • This rugged speaker enclosure features a black powder epoxy finish for longevity.
  • Made in the USA, this backbox ensures certified U.S. steel for professional use.

What's in the box:

  • Lowell Manufacturing IBOX-2 2 cu.ft Recessed Acoustic Backbox Enclosure
  • Rear Transformer Mounting Plate
  • 4x 1/4-20 Eyebolts
  • Lowell Manufacturing 1 Year Limited Warranty