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The FBT Vertus CLA 118SA is a high-performance active subwoofer designed to complement the CLA line array system. It features an 18-inch B&C high-excursion woofer driven by a 1200W RMS Class D power amplifier. The internal digital signal processor offers eight dedicated presets to optimize performance for various acoustic environments. Constructed from 15mm birch plywood, the enclosure ensures structural integrity and minimal resonance during high-output operation. Integrated M20 stand sockets and ergonomic handles facilitate professional deployment in touring or permanent installations. This subwoofer delivers a frequency response down to 33Hz with a peak SPL of 138dB. The scratch-resistant finish provides long-term durability for demanding professional audio applications.
| Material | 15mm Birch Plywood |
| Driver Size | 18 Inch B&C Neodymium Woofer |
| Power Output | 1200W RMS Class D |
| Frequency Response | 33Hz - 120Hz |
| Maximum SPL | 138dB Peak |
| Input Connectors | XLR with Loop |
| DSP Presets | 8 Selectable Profiles |
| Mounting | M20 Top Mount Thread |