Lowell Manufacturing OS-150T Indoor/Outdoor Ceiling Speaker, 150W RMS, 8" Woofer, Black, Single

SKU: LWOS150TB MFR: OS-150TB
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Key Features

  • Experience superior audio with this 150W RMS commercial speaker, perfect for any setting.
  • The 8" woofer delivers exceptional sound quality, ensuring your audio is crystal clear.
  • Easily install this indoor/outdoor speaker with the adjustable U-bracket included in your purchase.
  • This durable speaker features a molded plastic cabinet, built to withstand diverse environments.
  • Achieve optimal sound dispersion with its 80-degree conical coverage, enhancing audio reach.
  • Enjoy versatile connectivity with screw terminals, compatible with 12-gauge stranded conductors.
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Special Order?Estimated to Ship: 09/05/2025
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Lowell Manufacturing OS-150T Specifications

Performance

Performance

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  • Power Handling

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

  • Sensitivity

    91.0 dB SPL (avg) measured 1 Watt at 1 Meter

  • Frequency Response

    65Hz-20kHz (+6dB)

  • Impedance

    8 ohms (nominal), 8.6 ohms at 274 Hz (minimum)

  • Dispersion (Grille On)

    80 degrees conical at 2kHz octave (-6dB). This measurement is used for comparison with other speakers.

  • Woofer

    8" polymer coated paper composite cone with cloth surround

  • HF Compression Driver

    Titanium diaphragm with one inch voice coil and ferrite magnet

Cabinet

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  • Cabinet Housing

    Molded plastic, black

  • Cabinet Grille

    Fine mesh aluminum, black

  • U-Bracket

    Aluminum, black

  • Input Terminals

    Screw terminals capable of attaching two 12-gauge stranded conductors

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

    Tap: E
    25V line: 0.48W
    70V line: 3.8W
    100V line: 7.5W

  • Dimensions (HxWxD)

    With Bracket: 16.3 x 9 x 10" (41.40 x 22.86 x 25.40cm)
    Without Bracket: 16 x 9 x 8.3" (40.64 x 22.86 x 21.08cm)

  • Weight

    18 lbs (8.16kg)

About Lowell Manufacturing OS-150T

Enhance your audio experience with the OS-150T Indoor/Outdoor Ceiling Speaker, a high-quality, durable, and powerful audio solution from the reputable brand, Lowell Manufacturing. This stylish black speaker is designed for both indoor and outdoor use, offering versatility for different settings and making it a reliable choice for commercial, professional, or residential venues.

This speaker is engineered for applications requiring pattern control, featuring a horn-loaded compression driver that expertly controls high-frequency dispersion. This makes it ideal for systems requiring longer throws or using live microphones. The speaker is housed in a weather-resistant, UV-resistant polypropylene enclosure that's not only durable but also paintable to match your decor.

The OS-150T speaker boasts an 8-inch polymer-coated paper composite cone with a cloth surround, ensuring high-quality sound production. With a frequency response of 65Hz-20kHz (+/-6dB) and an average sensitivity of 91.0dB at 8 ohms (1W/1M), this speaker delivers powerful, clear sound across a wide range.

The speaker features a fine mesh aluminum grille that's both weather and UV-resistant, ensuring longevity even in outdoor settings. The adjustable U-bracket, factory mounted for quick surface installation, allows the speaker to rotate 90 degrees, depending on the installation orientation.

The OS-150T speaker is equipped with an input selector switch for direct 8ohm 150W power or distributed 25V, 70V, or 100V operation. The connector is protected by a weather-resistant terminal cover and rubber grommet, which can be removed if larger wire sizes are used. The speaker also includes a knockout for 0.5-inch conduit connections.

Whether you're looking to upgrade your home audio system or need a reliable speaker for commercial use, the OS-150T Indoor/Outdoor Ceiling Speaker offers a blend of style, power, and durability that's hard to beat.

Lowell Manufacturing OS-150T Features

  • High-quality indoor/outdoor ceiling speaker from reputable brand Lowell Manufacturing
  • Durable and stylish black design with weather-resistant, UV-resistant polypropylene housing
  • Powerful 8-inch polymer-coated paper composite cone with a cloth surround
  • Adjustable U-bracket for versatile horizontal or vertical installation
  • Features an input selector switch for direct 8ohm 150W power or distributed 25V, 70V, or 100V operation
  • Weather-resistant terminal cover and rubber grommet for secure and reliable connections

Warranty Information

This product has a limited warranty of 12 months.

Key Features

  • Experience superior audio with this 150W RMS commercial speaker, perfect for any setting.
  • The 8" woofer delivers exceptional sound quality, ensuring your audio is crystal clear.
  • Easily install this indoor/outdoor speaker with the adjustable U-bracket included in your purchase.
  • This durable speaker features a molded plastic cabinet, built to withstand diverse environments.
  • Achieve optimal sound dispersion with its 80-degree conical coverage, enhancing audio reach.
  • Enjoy versatile connectivity with screw terminals, compatible with 12-gauge stranded conductors.

What's in the box:

  • Lowell Manufacturing OS-150T Indoor/Outdoor Ceiling Speaker with Enclosure and Grille
  • Adjustable U-Bracket
  • Lowell Manufacturing 1 Year Limited Warranty