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The FBT X-Sub 118SA features a high-excursion 18-inch woofer driven by a powerful 1200W Class D amplifier. Constructed from premium birch plywood, this active subwoofer delivers deep, controlled low-frequency reinforcement for live sound applications. The integrated digital signal processor provides four presets, allowing for precise acoustic tailoring to suit any venue. Robust hardware includes M20 pole mount sockets and ergonomic aluminum handles for streamlined transport and setup. Its band-pass design ensures high SPL output while maintaining a compact footprint for versatile stage placement. This professional-grade unit effectively extends the frequency response of X-LITE and X-PRO speaker systems. The durable scratch-resistant finish protects the cabinet during rigorous touring and mobile DJ use.
| Type | Active Subwoofer |
| Amplifier Power | 1200W RMS |
| Low Frequency Woofer | 18 inch with 3 inch voice coil |
| Frequency Response | 38Hz - 120Hz |
| Maximum SPL | 136dB |
| Enclosure Material | Baltic Birch Plywood |
| Input Connectors | Stereo XLR In/Out |
| DSP Presets | 4 factory presets |
| Mounting | M20 Threaded Pole Mount |
| Power Supply | Switch Mode Power Supply |