Product Description
Delivering rich low-end performance, the 180-watt Bose Professional DesignMax DM8C-SUB subwoofer brings instantly impressive bass to any commercial sound installation. The in-ceiling DM8C-SUB has an 8-inch woofer, 38 Hz – 155 Hz frequency range, and is installed easily via QuickHold mounting arms. DesginMax subwoofers complement and enhance any DesignMax installation.
Specifications
| Brand | Bose Professional |
| Model | DesignMax DM8C-SUB |
| Product Type | In-Ceiling Subwoofer |
| Configuration | Single 8" Subwoofer |
| Low-Frequency Driver | 1 × 8" (203 mm) Woofer |
| Frequency Response (-3 dB) | 45 Hz – 117 Hz |
| Frequency Range (-10 dB) | 38 Hz – 155 Hz |
| Coverage | Omnidirectional below 200 Hz |
| Maximum SPL | 111 dB Continuous / 117 dB Peak |
| AES Maximum SPL | 112 dB Continuous / 118 dB Peak |
| Sensitivity | 89 dB SPL / 1W @ 1m |
| Nominal Impedance | 8 Ω (Transformer Bypass) |
| Power Handling – Continuous | 150 W Bose Extended-Life / 180 W AES |
| Power Handling – Peak | 600 W Extended-Life / 720 W AES |
| Recommended High-Pass | 40 Hz, 18 dB/Octave |
| Recommended Crossover | 80–200 Hz via Active DSP Crossover |
| 70V Transformer Taps | 20 / 40 / 80 / 150 W / Bypass |
| 100V Transformer Taps | 40 / 80 / 150 W / Bypass |
| Signal Processing | Not Required; Bose Professional EQ & SmartBass Available |
| Enclosure Material | Engineered-Plastic Front Baffle with Integrated Steel-Formed Backcan |
| Grille | Magnetically Attached Perforated Steel, Powder-Coated, Paintable, Safety Tether |
| Environmental Rating | Indoor Only |
| Ceiling Cutout | 349 mm (13.8") |
| Maximum Ceiling Thickness | 76 mm (3.0") |
| Loudspeaker Dimensions | 409 × 255 mm (16.1 × 10.0") |
| Backcan Dimensions | 340 × 240 mm (13.4 × 9.5") |
| Net Weight | 9.9 kg with Grille |
| Tile Bridge Weight | 1.0 kg |
| Shipping Weight | 12.9 kg |
| Mounting | 3 × QuickHold Spring-Loaded Mounting Arms |
| Safety Mounting | 3 × Safety Cable Attachment Points |
| Connector | 6-Pin Euroblock with Loop-Through |
| Wire Entry | Front-Access Audio Wiring; Top Entry for 9.5 mm (3/8") Conduit |
| Operating Temperature | 0°C to 50°C |
| Colours | White (RAL 9003), Black (RAL 9005), Paintable |
| Product Configuration | Single Loudspeaker |
| Included Accessories | Adjustable Tile Bridge, Cutout Template |