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OSD C1090VK 8" commercial in-ceiling speaker

Item # 452C1090VK

It features an 8" driver with a low-profile 3-1/2" mounting depth, plus built-in transformer tap for commercial use.

It features an 8" driver with a low-profile 3-1/2" mounting depth, plus built-in transformer tap for commercial use.

California customers:
Please click here for your Proposition 65 warning.

Item # 452C1090VK

In stock
$44.99 -$1.40 Price break
$43.59 each

About the OSD C1090VK

Eric A.

A versatile ceiling-mount speaker

The OSD C1090VK in-ceiling speaker provides solid audio performance for a home or commercial sound system. It features an 8" dual-cone woofer with a low-profile 3-1/2" mounting depth. A built-in transformer lets you connect multiple speakers to a single amp, and each has a front-mounted control for easy volume adjustment. 

Product highlights:

  • in-ceiling speaker with 8" dual-cone woofer
  • 10-watt program/15-watt peak power rating
  • multi-tap transformer for 25V or 70V systems
    • 25/70-volt taps at .32, .63, 1.25, 2.5 and 5 watts
    • 8-ohm bypass setting for use with regular home audio receivers and amps
  • frequency response: 40-20,000 Hz
  • sensitivity: 90 dB
Dimensions and warranty:
  • 10-3/4" cutout recommended
  • 12-3/4" diameter x 2-7/8" depth
  • warranty: 10 years
  • MFR # OSD-C1090VK

What's in the box:

  • 25V/70V In-ceiling speaker w/ attached transformer and grille
  • Four 2" machine-screws
  • 4 Nuts

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More details on the OSD C1090VK

Russ B.

Features & specs

Drivers per speaker 1
Woofer Size (inches) N/A
Tweeter Size (inches) N/A
System Frequency response 40Hz-20kHz
Maximum SPL N/A
Power Handling
Power rating 5
Peak Power rating ---
Width (inches) 12-3/4
Height (inches) 0-13/16
Depth (inches) 2-7/8
Weight ---

Product Research


Overview: The OSD C1090VK is an 8" in-ceiling speaker with built-in transformer, designed for 25V and 70V commercial installations in restaurants, hotels, retail shops, office buildings, and more. The 8" speaker features a dual cone and 6 oz. magnet for deep rich sound quality, and includes a pre-attached, low-profile grille. The metal speaker grille is painted white to blend in with most commercial and business area decor.

Volume Control: The OSD C1090VK features a grille-mounted volume control that lets you quickly and easily adjust the right amount of sound for the area.

25V/70V/8Ω: The C1090VK in-ceiling speaker includes a built-in 5W 25V/70V transformer mounted on the basket of the speaker. Individual wires for each tap setting are provided, along with connections for a standard 8Ω installation. Tap settings include:

  • 25V & 70V: 0.32W, 0.63W, 1.25W, 2.5W, 5W.
  • 8Ω: Transformer bypass.


  • Maximum Power: 20W (8Ω)
  • Maximum Tap Wattage: 5W
  • Frequency Response: 40Hz - 20kHz
  • Sensitivity: 90dB (±3dB, 1W @ 1M)
  • Dimensions:
    • Grille Diameter: 12.750"
    • Mounting Depth: 2.86"
    • Mounting Height: 0.803"
    • Overall Depth: 3.663"
    • Cutout Diameter: 10.750"

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