Lowell Manufacturing OS-100T 2-Way Indoor/Outdoor Speaker, 100W RMS, 6.5" LF Woofer, 1" HF Tweeter, Black, Single

SKU: LWOS100TB MFR: OS-100TB
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Key Features

  • Experience superior audio with this Lowell speaker, perfect for indoor or outdoor use.
  • This 100W RMS speaker delivers powerful sound, ensuring your audio is always crystal clear.
  • The 6.5" LF woofer on this speaker provides deep bass for an immersive sound experience.
  • Enjoy wide sound dispersion with the 120-degree conical coverage of this commercial speaker.
  • Easily connect using the Phoenix connector for secure and weather-protected audio setup.
  • Durable and weather-resistant, this outdoor speaker is built to last in any environment.
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Special Order?Estimated to Ship: 08/16/2025
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Lowell Manufacturing OS-100T Specifications

Performance

Performance

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  • Power Handling

    100 watts RMS measured per EIA Standard RS-426B at 8 ohms

  • Sensitivity

    87.8dB SPL (avg) measured 1 Watt at 1 Meter
    107.8dB SPL (max) calculated 100 Watts at 1 Meter

  • Frequency Response

    97Hz - 20kHz (+6dB)

  • Impedance

    8 ohms (nominal), 7.3 ohms at 244Hz (minimum)
    Impedance readings expected from typical 1kHz impedance Meter:
    Switch setting A: 105 ohms
    Switch setting B: 210 ohms
    Switch setting C: 420 ohms
    Switch setting D: 840 ohms
    8 ohm setting: 12.8 ohms

  • Conical Dispersion

    120 degrees conical at 2000Hz octave (-6dB)

Drivers

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  • Woofer

    6.5" mica coated with rubber surround

  • Tweeter

    1" silk domed

Cabinet

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  • Cabinet Housing

    Molded plastic, black

  • Cabinet Grille

    Fine mesh aluminum painted black

  • U-Bracket

    Aluminum painted black

  • Input Terminals

    Phoenix type connector with weather protective boot. (14AWG stranded wire max.)

General

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  • Transformer

    Tap: A
    25V Line: 7.5W
    70V Line: 60W
    100V Line: Do not use

    Tap: B
    25V Line: 3.8W
    70V Line: 30W
    100V Line: 60W

    Tap: C
    25V Line: 1.9W
    70V Line: 15W
    100V Line: 30W

    Tap: D
    25V Line: 0.94W
    70V Line: 7.5W
    100V Line: 15W

  • Dimensions (HxWxD)

    Not Including Bracket: 10.83 x 8.66 x 6.62" (27.51 x 22.00 x 16.81cm)
    Including Bracket: 11.15 x 8.66 x 8.5" (28.32 x 22.00 x 21.59cm)

  • Weight

    7.35 lbs (3.33kg) (Each)

About Lowell Manufacturing OS-100T

Enhance your audio experience with the OS-100T 2-Way Indoor/Outdoor Speaker, a robust and high-quality sound system designed for both commercial and residential use. This stylish and reliable speaker, boasting a power of 100W RMS, is encased in a durable enclosure and grille, ensuring its longevity even in varying weather conditions.

The OS-100T is not just about durability, it's also about delivering superior sound quality. It features a 6.5" low-frequency (LF) woofer and a 1" high-frequency (HF) tweeter, a combination that guarantees clear, high-quality sound reproduction. Whether you're listening at 8 ohms, 25V, 70V, or 100V, this innovative speaker ensures an immersive audio experience.

Perfect for both indoor and outdoor use, the OS-100T 2-Way Speaker can be easily mounted on a wall, making it a versatile addition to your sound system. With its sleek black finish, it not only sounds good but also adds a touch of elegance to your space. Experience the blend of style, durability, and exceptional sound quality with the OS-100T 2-Way Indoor/Outdoor Speaker.

Lowell Manufacturing OS-100T Features

  • Compact assembly with 100W power rating meets specifications for high quality indoor/protected (covered) outdoor music applications
  • 6.5" mica coated woofer with rubber surround and 1" silk domed tweeter for accurate sound reproduction
  • Molded plastic housing with weather-resistant terminal cover and fine mesh aluminum grille. Black finish
  • Factory-installed, adjustable U-bracket with 90 degree (horizontal/vertical) rotation allows easy surface installation to a single gang EO box
  • The housing's 1/4"-20 threaded mounting points on 3" centers allow use of Lowell omni-directional bracket Model OS-BRKT-B (order separately) or Adaptive Technologies MM-008-BT (order elsewhere)
  • 100W power rating with frequency response of 97Hz-20kHz +6dB and average sensitivity of 87.8dB measured 1W1M
  • Connections are made using stranded wire (up to 14 gauge) to a removable 4-conductor Phoenix connector, which is protected by a weather-resistant terminal cover and rubber grommet that can be removed if larger wire sizes are used
  • Rear of speaker features an 8ohm/transformer selector switch. The screwdriver-adjustable switch allows for direct 8ohm or distributed 25V, 70V or 100V tap positions

Warranty Information

This product has a limited warranty of 12 months.

Key Features

  • Experience superior audio with this Lowell speaker, perfect for indoor or outdoor use.
  • This 100W RMS speaker delivers powerful sound, ensuring your audio is always crystal clear.
  • The 6.5" LF woofer on this speaker provides deep bass for an immersive sound experience.
  • Enjoy wide sound dispersion with the 120-degree conical coverage of this commercial speaker.
  • Easily connect using the Phoenix connector for secure and weather-protected audio setup.
  • Durable and weather-resistant, this outdoor speaker is built to last in any environment.

What's in the box:

  • Lowell Manufacturing OS-100T 2-Way Indoor/Outdoor Speaker with Enclosure and Grille
  • Removable 4-Conductor Phoenix Connector
  • Adjustable U-Bracket
  • Lowell Manufacturing 1 Year Limited Warranty