Mackie Thump18Sv4 18″ Professional 1400W Powered Subwoofer

Craving some extra oomph for your PA system? You need a subwoofer. Thump18Sv4 shakes the floorboards with massive bass that gets people on their feet, for moments that leave a lasting impression. Connect loudspeakers. Dial in the perfect low end. Feel the difference of a professional subwoofer that brings music alive with complex basslines and punchy kicks.

Complete Your Thump System With a True Workhorse
Thump18Sv4 combines our 1400W Class-D active subwoofer amplifier with a 18″ high-performance woofer, for massive 132 dB maximum SPL and 33 Hz low frequency performance.

Tailor the Bass to Your Loudspeakers With High Pass Modes
This 18 inch subwoofer is the perfect match for Thumpv4 loudspeakers (or any PA speakers) with selectable high pass modes, plus a variable mode for setting the crossover yourself.