Lowell Manufacturing CP87 Recessed Steel Backbox for 8" Speaker, 12" Diameter x 6.69" Deep

SKU: LWCP87 MFR: CP87
$57.90
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Key Features

  • Enhance your sound system with this durable steel backbox for 8" speakers.
  • Achieve optimal audio clarity using this acoustically treated speaker backbox.
  • This backbox's heavy-gauge steel ensures long-lasting sound enclosure.
  • Enjoy easy install with knockouts & clips on this 12" diameter backbox.
  • Made with certified U.S. steel, this backbox guarantees quality sound.
  • Maximize sound performance; compatible with screw-mount 8" speaker grilles.
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Special Order?Estimated to Ship: 10/02/2025
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Questions & Answers

CLIFFORD H : What is the interior width of the opening?ANDREW R : Not specified by the manufacturer.

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Accidents happen where life happens. Protect your favorite Adorama products and purchase a protection plan to stay covered from accidental damage, mechanical or electrical failure, and more.

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Repair or Replacement

If we can’t fix it, we’ll replace it at no additional cost.

Accidental Damage

Accidental Damage

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Lowell Manufacturing CP87 Specifications

  • Compatible Components

    Screw-Mount Grilles: A8-AW, CS-8H, LO8-P, RS8-AW, WB-8
    Drivers: 8"
    Channel Rails: SS24, SS30
    Tile Bridges: LBS8-CP

  • Material

    Welded heavy gauge unitized steel

  • Volume

    0.438 cu.ft.

  • Acoustical Treatment

    Undercoated, batting

  • Mounting & Installation Aids

    Knockouts, clips

  • For Grille Type

    Screw-mount

  • Flange Type

    Extended lip

  • Compliance & Certification

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

  • Dimensions (Dia.xD)

    12 x 6.69" (30.48 x 16.99cm)

About Lowell Manufacturing CP87

If you're seeking a robust and reliable solution for your audio setup, the CP87 Recessed Steel Backbox for 8" Speakers is an essential component for any professional sound system installation. Designed with precision, this backbox features a 12" diameter and a depth of 6.69", making it the perfect housing for 8" speakers.

Constructed from high-quality steel, the CP87 ensures durability and longevity, safeguarding your audio equipment in various construction environments. Its extended grille mounting flange is meticulously engineered for recessed installations, providing a seamless and secure fit. This design is particularly beneficial for new construction projects, where the flange serves as a protective barrier for the speaker opening against potential damage from plaster, poured concrete, or sheetrock.

Moreover, the CP87's versatility shines in its compatibility with both new and existing constructions. It is an ideal choice when integrating sound systems into suspended tile ceilings, offering a discreet and aesthetically pleasing appearance without compromising on sound quality.

The CP87 Recessed Steel Backbox is not only a practical choice for protecting your audio investment but also enhances the overall sound performance by minimizing sound spillage and ensuring consistent audio delivery. Its solid construction and thoughtful design make it a top pick for audio professionals and enthusiasts who demand the best in sound system infrastructure.

Lowell Manufacturing CP87 Features

  • Welded unitized heavy gauge steel with black powder epoxy finish
  • Undercoated to eliminate acoustic/metallic resonance
  • 1.5" thick premium acoustic lining (1.5 lbs. density rating) to absorb undesirable resonance in high frequency range. The 0.438" cu.ft. volume allows an 8" speaker to operate at a loading level that provides the system with improved low frequency response
  • Four combination 0.5" - 0.75" conduit knockouts
  • Four 0.5" wire knockouts
  • Grille mounting flange projects 0.437"
  • 8-32 screw retaining U-clips accept a wide variety of grilles
  • Made in the U.S.A. with certified U.S. steel

Warranty Information

This product has a limited warranty of 12 months.

Key Features

  • Enhance your sound system with this durable steel backbox for 8" speakers.
  • Achieve optimal audio clarity using this acoustically treated speaker backbox.
  • This backbox's heavy-gauge steel ensures long-lasting sound enclosure.
  • Enjoy easy install with knockouts & clips on this 12" diameter backbox.
  • Made with certified U.S. steel, this backbox guarantees quality sound.
  • Maximize sound performance; compatible with screw-mount 8" speaker grilles.

What's in the box:

  • Lowell Manufacturing CP87 Recessed Steel Backbox
  • Lowell Manufacturing 1 Year Limited Warranty