Lowell SM820A-BR
8" Masking Speaker w/ Bridge Rails, 50w, 70v


Sound masking speaker series SM820A features an 8 inch 50W coaxial driver with 20 oz. magnet. Includes factory-wired transformer, 760 cu.in. backbox with grille, SG handibox cover with knockouts, 1/2 in. Romex connector and externally accessible input leads. Black or white housing. Factory-mounted bridge rails. UL Listed.

Lowell SM820A-BR Includes:

  • 8" 50W coaxial driver with transformer
  • Black grille
  • Black backbox with externally accessible leads and single gang input plate
  • Mounting hardware (pre-mounted bridge rails)

Lowell SM820A-BR Features:

  • Driver/Transformer: 8" 50W coaxial driver (polypropylene LF cone, 20 oz. LF and 2 oz. HF magnets) and factory-wired 70V transformer with primary taps at 4, 2, 1, .5, and .25 watts (selector switch includs *OFF* position)
  • Backbox/Grille: The 760 cu. in. (11.625"H x 11.625"W x 5.625"D) steel backbox is acoustically lined with fiberglass and features externally accessible input leads, SG handbox cover with dual combination (3/4", 1/2") knockouts for flex conduit, and 1/2" Romex connector for installations without conduit. Perforated stel grille. Black or white finish.
  • Mounting Hardware Selection:
    • Wire Hangers, S-hooks and Chain: Removable wire hangers are factory-mounted to aim up but can be reconfigured to aim down or sidways. S-hooks and 4 ft. chain are provided for single point suspension from building structure.
    • Bridge Rails: Factory-mounted bridge rails for installation directly on lay-in tile ceiling grid.

*Note: Rigging hardware to attach speaker to building structure is to be furnished by the installer. If not used for installation, remove the wire hangers from the backbox to prevent rattling.

Lowell SM820A-BR Specifications:

  • Driver (No. 8A50): 8", 50W coaxial
  • Transformer Taps: 4, 2, 1, .5, .25 @ 70V
  • Backbox/Grille Color: Black
  • Backbox Volume: 760 cu. in.
  • Mounting Hardware: Bridge rails
  • Assembly Weight: 9.85 lbs.
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