The QSC KS118 is a powered 18-inch subwoofer from the KS Series, built to add deep, high-output low frequency to portable and installed systems. With a 3600 W (peak) Class-D amplifier and a long-excursion 18-inch driver, it is aimed at DJs, production companies, houses of worship and venues that need serious sub-bass in a rugged, transportable package.
Key Features
- 18-inch (460 mm) long-excursion direct-radiating driver
- 3600 W (peak) Class-D amplifier module
- Maximum SPL of 136 dB @ 1 m (peak)
- Selectable omni-directional or cardioid radiation modes
- DEEP mode for extended low-frequency response
- Adjustable crossover, delay and programmable scenes
- Birch plywood enclosure with powder-coated steel grille
- Built-in casters and M20 pole receiver for easy deployment
Onboard DSP with presets and delay makes it simple to pair the KS118 with QSC full-range tops or integrate it into multi-sub arrays, while the casters and rugged cabinet keep it practical for touring and rental use.