Used QSC KS118 Powered Subwoofer

Experience professional-grade low-end performance at outstanding value with this used QSC KS118 Powered Subwoofer, carefully maintained and in great working condition. Perfect for mobile DJs, live events, or permanent installations, the KS118 is engineered to deliver powerful, articulate bass thanks to its robust 3600-watt Class D amplifier and an 18-inch direct-radiating driver. Covering frequencies down to 41 Hz with a maximum SPL of 136 dB, this subwoofer ensures deep, impactful sound with remarkable clarity. Advanced DSP offers fine-tuned control with adjustable crossover, delay settings, and a selectable DEEP mode for added low-frequency presence. Built with a durable birch enclosure and equipped with heavy-duty casters, it’s designed for reliable, easy transport and consistent stage-readiness. Offering the performance you'd expect from QSC at a more accessible price point, this used KS118 is a trusted solution for bringing high-caliber bass to any sound system.