
Description
JBL MTC-300BB12 Rectangular, 3 cubic foot backcan for any of the 12 models
Features
- Extra-thick 16 gauge metal construction.
- Lined with 12 mm (1/2 inch) thick MDF to eliminate resonances and to provide extra bass response.
- Knockouts on top and all four sides.
- Dual mounting system for baffle.
| External Volume | 3 cu ft, nominal |
| Internal Volume | 2.4 cu ft |
| Knockouts | 22.1 mm (0.87 in) diameter opening |
| Five (5) locations | 1 on top panel, 1 on each side and end panel |
| Dimensions (Height) | 308 mm (12.1 in) above ceiling, 324 mm (12.6 in) total height |
| (Width) | 587 mm (23.1 in) |
| (Depth) | 461 mm (18.2 in) cabinet, 505 mm (19.9 in) including side tabs |
| Net Weight | 20.6 kg (45.5 lbs) |
| Shipping Weight | 23.1 kg (51 lbs) |
| Included Accessories | 4 pcs M4 x 14 mm machine screws for one system of mounting baffle to backbox., 6 pcs #10 x 0.75 inch metal screws for another system of mounting baffle to backbox., 4 pcs M4 nuts for optional transformer mounting |
JBL MTC-300BB12 Rectangular, 3 cubic foot backcan for any of the 12 models
Features
- Extra-thick 16 gauge metal construction.
- Lined with 12 mm (1/2 inch) thick MDF to eliminate resonances and to provide extra bass response.
- Knockouts on top and all four sides.
- Dual mounting system for baffle.
| External Volume | 3 cu ft, nominal |
| Internal Volume | 2.4 cu ft |
| Knockouts | 22.1 mm (0.87 in) diameter opening |
| Five (5) locations | 1 on top panel, 1 on each side and end panel |
| Dimensions (Height) | 308 mm (12.1 in) above ceiling, 324 mm (12.6 in) total height |
| (Width) | 587 mm (23.1 in) |
| (Depth) | 461 mm (18.2 in) cabinet, 505 mm (19.9 in) including side tabs |
| Net Weight | 20.6 kg (45.5 lbs) |
| Shipping Weight | 23.1 kg (51 lbs) |
| Included Accessories | 4 pcs M4 x 14 mm machine screws for one system of mounting baffle to backbox., 6 pcs #10 x 0.75 inch metal screws for another system of mounting baffle to backbox., 4 pcs M4 nuts for optional transformer mounting |
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Your home for all things pro audio—backed by expertise and experience. Connect with us today.

