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DesignMax DM8C loudspeaker

DesignMax DM8C loudspeaker

With coaxial two-way drivers, the 150-watt Bose Professional DesignMax DM8C loudspeaker delivers powerful SPL suitable for foreground music — along with premium aesthetics that complement any commercial sound installation. The DM8C features a two-way, 8-inch woofer and a center-firing coaxial 1-inch compression driver, delivering a 52 Hz – 20 kHz frequency range. The in-ceiling DM8C is installed easily via QuickHold mounting arms.

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TECHNICAL SPECIFICATION

COMPLIANCE

  • Safety Agency Ratings:
    UL-1480A
    S5591 / UL Listed
    Compliant with UL2043 for plenum-space installation
    NFPA70 & NFPA90-A
    CE compliant

PHYSICAL

  • Colors:
    Black (RAL 9005)
    White (RAL 9003), paintable

  • Enclosure Material: Engineered-plastics front baffle with integrated steel-formed backcan

  • Environmental: Indoor use only

  • Grille: Magnetically attached perforated steel, powder-coated finish, paintable, with safety tether

  • Ceiling Cutout: 13.8 in (349 mm)

  • Logo: Rotatable, removable

  • Suspension / Mounting:
    (3) QuickHold spring-loaded mounting arms
    (3) Safety cable attachment points

  • Operating Temperature Range:
    0 °C to 50 °C (32 °F to 122 °F)

  • Product Dimensions (H × W × D):
    16.1 × 10.0 in (409 × 255 mm), loudspeaker diameter × depth
    13.4 × 9.5 in (340 × 240 mm), backcan diameter × depth

  • Net Weight:
    21.1 lb (9.6 kg), loudspeaker with grille
    2.2 lb (1.0 kg), tile bridge

  • Shipping Weight: 28.0 lb (12.7 kg), single unit

PERFORMANCE

  • Frequency Range (-10 dB): 52 Hz – 20 kHz

  • Coverage: 135° conical (Horizontal & Vertical)

  • Maximum SPL @ 1 m: 113 dB

  • Nominal Impedance: 8 Ω (transformer bypass)

  • Power Handling (Long-term continuous): 150 W

  • Power Handling (Peak): 600 W

  • Sensitivity (SPL/1 W @ 1 m): 91 dB

  • Recommended Signal Processing: Not required; Bose Professional EQ voicing and SmartBass processing available

  • Transformer Taps (100V): 5, 10, 20, 40, 80 W, bypass

  • Transformer Taps (70V): 2.5, 5, 10, 20, 40, 80 W, bypass

TRANSDUCERS

  • Crossover: 1.5 kHz, passive 2-way crossover

  • Driver Protection:
    Recommended high-pass protection at 48 Hz with 24 dB/octave filter
    Overload protection
    Resistor-network power reduction with automatic reset

  • High-Frequency:
    1 × 1 in (25 mm) compression driver, coaxial center-firing

  • Low-Frequency:
    1 × 8 in (203 mm) woofer

  • Combine DesignMax models to complete any design, big or small — 12 loudspeakers to mix and match, from 2-inch, low-profile models to 8-inch, high-SPL compression-driver loudspeakers and outdoor-rated options
  • Deliver rich lows and clear, intelligible highs with coaxial two-way drivers — no DSP or EQ required. For even better sound, use select Bose Professional DSPs and amplifiers to enable Bose Professional loudspeaker EQ and SmartBass processing, which expands performance and response at any listening level
  • Blend with any room design with elegant form factors, minimum-bezel grilles available in black or white, and removable logos
  • Reduce installation time with the patented QuickHold mounting system, which also reduces strain, hassle, and the chance of product damage
  • Install easily with industry-standard accessories — all models include Euroblock connectors; in-ceiling models include plenum-rated backcans, tile bridges, and front-access audio wiring that makes installation and troubleshooting easier
  • Deliver high SPL for demanding applications, including high-ceiling venues such as ballrooms, concourse, and convention centers