Product Specification Sheet APS707

Rev. 07/2013

CB84 Surface Back Box for SQLK-8L Tamper Resistant Speaker Baffle

Dimensions and Mounting

Dimensions: Height: 12.31" (313mm)
Width: 12.31" (313mm)
Depth: 4.00" (102mm)
Construction: 20-gauge steel with welded seams
Finish: White powder coat epoxy paint
CB84 Surface Back Box

The Alpha Communications® / Lowell CB84 is an attractive surface mount back box for ceiling or wall installation of an 8" speaker or compatible (model LUH-15T) paging horn, typically for schools, offices, medical facilities, restaurants, hotels, retail spaces, and correctional institutions.

The clean, square design is precision formed from 20-gauge steel. It features welded seams and 1/5" thick acoustic batting. The rear of the back box is punched with a universal mounting pattern for installing to a 4" square, 4" octagon, 2-gang, or 1-gang electrical outlet box. The rear also includes a .375" hole with grommet for protected wire access. Sides include planished knockouts for 1/2" and 3/4" conduit. The front features formed flanges with U-clips for secure screw mounting of companion speaker grille model IC-105AJG-8X or vandal-resistant model SQLK-8L (order grilles separately). The back box measures 12.31" square x 4.0" deep and is finished in a durable white powder epoxy paint.

  • Surface mounts on wall or ceiling
  • White, non-glare finish blends with ceiling materials
  • Includes 1.5" thick acoustic batting
  • Use with a variety of compatible speaker grilles
  • Welded seams for a high quality finish and durability
  • Universal mounting holes in rear
  • Also accepts 1/2" and 3/4" conduits
Architects' And Engineers' Specifications

The surface mount back box(es) shall be Alpha Communications® / Lowell CB84, or approved equal. Back box(es) shall be fabricated out of 20-gauge steel, with welded seams and finished in white powder coat paint finish. The rear of the back box(es) shall include provisions for mounting to a 4" square, 4" octagon, 2-gang or 1-gang electrical outlet box. It shall also include a .375" diameter hole with grommet in the rear for wire access. The sides shall have knockouts for 1/2" and 3/4" conduit. Back box(es) shall include 1.5" thick acoustic batting.

Contractor shall observe all local and national electrical and building codes.

Alpha Communications
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Due to continuous product improvement, all colors, sizes, materials, finishes and specifications are subject to change without notice.