Bose Professional FreeSpace DS 40F Loudspeaker Black 4.5" CeilIng Speaker 40W, Black

OUR PART #: DS-40F-BLACK MFR #: 321278-0131

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Versatile, high-performance, full-range, flush-mount loudspeaker for foreground/background music and speech reproduction in a myriad of installed applications. ...Read more

Bose Professional FreeSpace DS 40F Loudspeaker Black 4.5" CeilIng Speaker 40W, Black Image 1
Bose Professional FreeSpace DS 40F Loudspeaker Black 4.5" CeilIng Speaker 40W, Black
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Product Overview

Versatile, high-performance, full-range, flush-mount loudspeaker for foreground/background music and speech reproduction in a myriad of installed applications.

Features

  • Full-range single loudspeaker with a 4.5" (114 mm) driver in a ported enclosure
  • Integrated multi-tap transformer with innovative thumb wheel adjustment
  • Short can design for installation in shallow ceilings, minimum depth 6.4" (163 mm)
  • Long-Term Power Handling 40 W (160 W peak)
  • Supported by a suite of mounting accessories

Specifications

  • System Performance:
    • Frequency Response (±3dB): 80 Hz - 17 kHz
    • Frequency Range (-10dB): 70 Hz - 19 kHz
    • Nominal Dispersion: 125° conical
    • Recommended High-Pass Filter: 70 Hz high-pass filter
    • Loudspeaker EQ: Recommended
    • Overload Protection: PTC/Resistor
    • Long-Term Power Handling: 40 W (160 W peak)
    • Sensitivity (SPL / 1 W @ 1 m): 87dB SPL
    • Maximum SPL @ 1 m: 103 dB SPL (109 dB SPL peak)
    • Nominal Impedance: 8 Ohms (transformer bypassed)
    • Transformer Taps (70/100 V):
      • 70V: 2.5 W, 5 W, 10 W, 20 W, 40 W
      • 100V: 5 W, 10 W, 20 W, 40 W
    • Transducers: 4.5" (114mm) full-range driver
    • Physical:
    • Enclosure: Polypropylene (front baffle), powder-coated steel (rear enclosure)
    • Grille: Powder-coated steel grille
    • Color: Black
    • Environmental: Indoor use only
    • Connectors: Three-terminal barrier strip; Optional accessory available for use when ceramic connector and thermal fuse are required. Wire gauge: 18 AWG (0.8 mm) to 14 AWG (2.0 mm)
    • Suspension / Mounting: Three integrated quick-install mounting arms. Three mounting points at the rear of the enclosure for use with optional accessory pendant mount kit. Safety cable attachment: 0.35" (8.9mm) diameter hole on junction box
    • Dimensions:
      • Outer Flange Diameter: 11.8" (300mm)
      • Depth: 6.0" (153mm)
      • Ceiling Hole Diameter: 10.5" (267mm)
    • Ceiling Thickness (Maximum): 2.5" (64 mm)
    • Net Weight: 8.3 lb (3.7 kg)

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.