Pre-Install In-Ceiling Backcan
The MTC-81BB8 is designed for use in applications requiring preinstalled backcans and is compatible with ceiling speakers having a 286 mm (11.25 in) mounting circle diameter, such as the JBL 8138 ceiling loudspeaker, and the JBL MTC-81TB8 tile bridge for suspended ceilings.
Features
- Fits 8138 speaker and MTC-81TB8 Tile Bridge
- Extra-large 7.4 liter (0.26 cu ft) volume allows for extra bass
- Industry standard 286 mm (11.25 in) mounting circle
- Five conduit knockouts
- Nesting during storage minimizes storage space requirements
Specifications
| Internal Volume | 7.4 liters (0.26 cu ft) |
| Knockouts | 22 mm (0.87 in) diameter opening |
| Five (5) locations | 4 on side of can1 on top of panel of can |
| Suspension Tabs | 2 flexible perforated mounting straps, one on each side. |
| Attachment Points | 4 clip-nuts on 286 mm (11.25 in) mounting circle fix M4 tapping screws for attaching tile bridge to backcan, plus 4 thru holes providing clearance for screws from speaker to attach to tile bridge (see assembly drawing). |
| Material | 16 gauge (1.3 mm thick) steel, finished in black polymer E-coating for a high level of rust resistance. |
| Dimensions (H x W x D) | 178 mm (7 in) height x 300 mm (11.75 in) width and depth |
| Net Weight (each) | 1.1 kg (2.5 lbs) |
| Shipping Weight (ea) | 1.5 kg (3.2 lbs) |
| Associated Models | 8138 200 mm (8 in) ceiling speakerMTC-81TB8 tile bridge for 600 mm (24 in) ceiling tile applications. |
