Bose FreespaceDS40F In CeilingSpeaker

The Bose FreeSpace DS40F is a premium in-ceiling speaker delivering clear, intelligible music and speech reproduction for both commercial and residential settings. Its shallow design and versatile mounting options make it perfect for flush-ceiling or pendant installations.

Key Features

• Full-range loudspeaker with a single 4.5" (114 mm) driver in a ported enclosure providing a 125° conical coverage pattern
• Integrated multi-tap transformer with thumb wheel adjustment for easy tap setting changes from beneath the grille
• Shortcan design enables installation in ceilings with a minimum depth of 6.4" (163 mm)
• Consistent tonal quality with shared voicing across the FreeSpace DS product family (DS 16, DS 40, DS 100)
• Supported by accessories including ceiling-mount bracket, adjustable tile bridge, pendant-mount kit, and square grille

Specifications

• Enclosure: Polypropylene (front baffle), powder-coated steel (rear enclosure)
• Environmental: Indoor use only
• Connectors: Three-terminal barrier strip; two-terminal barrier strip (8 ohm variant). Optional ceramic connector and thermal fuse accessory. Wire gauge: 18 AWG (0.8 mm) to 14 AWG (2.0 mm)
• Suspension / Mounting: Three integrated quick-install mounting arms; three mounting points for optional pendant mount kit; safety cable attachment hole (8.9 mm diameter)
• Dimensions: Outer flange diameter 11.8" (300 mm); Depth 6.0" (153 mm); Ceiling hole diameter 10.5" (267 mm)
• Net Weight: 8.3 lb (3.7 kg) with transformer
• Colour Options: Black, White, Paintable
• Frequency Response (+/-3 dB): 80 Hz - 17 kHz
• Frequency Range (-10 dB): 70 Hz - 19 kHz
• Nominal Dispersion: 125° conical
• Long-Term Power Handling: 40 W (160 W peak)
• Sensitivity (SPL / 1 W @ 1 m): 87 dB SPL
• Maximum SPL @ 1 m: 103 dB SPL (109 dB SPL peak)
• Nominal Impedance: 8 Ω (transformer bypassed)

What's in the Box

• 1 x Bose FreeSpace DS40F loudspeaker