Lowell Manufacturing SM820A-BR Sound Masking Speaker, Includes 8" 50W Coaxial Driver, 70V Transformer, 760 cu.in. Backbox Enclosure with Bridge Rails, Black

SKU: LWSM820ABR MFR: SM820A-BR
$184.80
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Key Features

  • Experience superior sound masking with this 8" coaxial speaker, perfect for privacy.
  • This in-ceiling speaker features a 70V transformer, ensuring consistent audio levels.
  • Enjoy flexible power options with 0.25 to 4W transformer taps on this speaker system.
  • Benefit from a durable design, including a robust 20 oz driver magnet for lasting use.
  • This commercial speaker includes a 760 cu.in. backbox for optimized acoustic performance.
  • This black in-ceiling speaker is UL certified, ensuring safety and compliance in installations.
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Special Order?Estimated to Ship: 09/08/2025
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Lowell Manufacturing SM820A-BR Specifications

  • Driver

    8" (203.20mm) 50W Coaxial

  • Transformer

    70V

  • Transformer Taps

    0.25, 0.5, 1, 2, 4W

  • Driver Magnet

    20 oz (566.99g)

  • Backbox Volume

    760 cu.in.

  • Compliance & Certification

    UL 1480 General Signaling U.S.A.
    UL 2043 Return air plenum space
    CSAC22.2 No.205-M1983 General Signaling Canada
    Made in the U.S.A. with global components
    Certified U.S. steel

About Lowell Manufacturing SM820A-BR

How can you enhance the acoustics of your space while maintaining a sleek, professional aesthetic Look no further than the SM820A-BR Sound Masking Speaker. This high-quality, durable product from Lowell Manufacturing, a brand renowned for its reliable audio equipment, is designed to seamlessly integrate into your environment.

The SM820A-BR Sound Masking Speaker is a complete assembly that arrives ready for installation. It includes an 8" 50W coaxial driver, a wired 70V transformer, and a stylish black steel enclosure and grille. The speaker is designed for versatility, with the ability to be used in a variety of applications, including in-ceiling speakers.

The purpose of this innovative sound-masking system is to enhance conversational privacy and boost productivity in open office environments. It achieves this by adding ambient noise and shaping the signal to mask speech. The signal is fed from a generator with an amplifier to the sound masking speakers, which are typically positioned above finished lay-in tile ceilings in plenum space.

The 8" 50W coaxial driver features a polypropylene LF cone, 20oz.LF, and 2oz.HF magnets. The factory-wired 70V transformer comes with primary taps at 4, 2, 1, .5, and .25 watts, including an "OFF" position on the selector switch for added convenience.

The 760 cu.in. steel backbox is acoustically lined with fiberglass and features externally accessible input leads. The SG handibox cover includes dual combination (3/4", 1/2") knockouts for flex conduit and a 1/2" Romex connector for installations without conduit. The perforated steel grille adds a touch of elegance to the speaker, available in either black or white finish.

The speaker also includes factory-mounted bridge rails for easy installation directly on lay-in tile ceiling grids. With the SM820A-BR Sound Masking Speaker, you can enjoy superior sound quality and a stylish design that complements your space.

Lowell Manufacturing SM820A-BR Features

  • High-quality sound masking speaker from renowned brand Lowell Manufacturing
  • Includes 8" 50W coaxial driver and wired 70V transformer for versatile use
  • Stylish black steel enclosure and grille for a professional aesthetic
  • Designed to enhance conversational privacy and productivity in open office environments
  • Factory-mounted bridge rails for easy installation on lay-in tile ceiling grids
  • Durable 760 cu.in. steel backbox lined with fiberglass for superior acoustics

Warranty Information

This product has a limited warranty of 12 months.

Key Features

  • Experience superior sound masking with this 8" coaxial speaker, perfect for privacy.
  • This in-ceiling speaker features a 70V transformer, ensuring consistent audio levels.
  • Enjoy flexible power options with 0.25 to 4W transformer taps on this speaker system.
  • Benefit from a durable design, including a robust 20 oz driver magnet for lasting use.
  • This commercial speaker includes a 760 cu.in. backbox for optimized acoustic performance.
  • This black in-ceiling speaker is UL certified, ensuring safety and compliance in installations.

What's in the box:

  • Lowell Manufacturing 8 " 50W Coaxial Driver
  • 70V Transformer
  • 760 cu.in. Backbox Enclosure with Bridge Rails
  • Grille
  • Lowell Manufacturing 1 Year Warranty