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The FBT SUBLINE 115SA is a compact active subwoofer designed to extend low-frequency response in professional sound reinforcement systems. It features a high-excursion 15-inch woofer powered by an efficient 700W RMS Class D amplifier. The enclosure is constructed from premium Baltic birch plywood with a scratch-resistant finish for long-term durability. An integrated digital signal processor provides four presets to optimize performance for various acoustic environments. Stereo input and link outputs allow for flexible configuration with full-range speakers. The ergonomic handles and M20 pole mount socket facilitate easy transport and secure mounting. This subwoofer delivers punchy, defined bass suitable for touring and fixed installations.
| Transducer Size | 15 inch with 3 inch voice coil |
| Amplifier Type | 700W RMS Class D |
| Maximum SPL | 135 dB peak |
| Frequency Response | 38Hz - 140Hz |
| Cabinet Material | Baltic Birch Plywood |
| Input Connectors | Stereo XLR in/out |
| Mounting | M20 top mount thread |
| Dimensions | 17.91 x 23.07 x 22.44 inches |