Specifications

When the bass drops, your system needs to deliver more than volume—it needs controlled, extended low end. The Mackie Thump18Sv4 18" powered subwoofer provides that foundation with a 1400W Class-D amplifier, 132dB maximum SPL and low-frequency extension down to 25Hz, supporting demanding live sound and DJ applications. Its high-performance 18" woofer is paired with selectable crossover modes, variable crossover control, stereo XLR inputs and outputs and onboard system controls that simplify integration. Whether you're reinforcing live music or building a full-range DJ setup, this professional-caliber subwoofer adds depth and definition to your mix.

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