When you’re talking powered PA subwoofers, efficiency is the name of the game. With a cutting-edge bandpass design that delivers class-leading output and deep, venue-shaking bass, the Mackie Thump18S serves up your lows with impressive clarity and punch. The Thump18S sports an 18″ custom high-output woofer powered by a beefy, cool-running 600-watt RMS Class D amplifier, all housed in a rugged wood enclosure. The system gives you powerful low-end response from 40Hz-120Hz (-3dB). And with dual XLR inputs, stereo full-range and highpass outputs, adjustable level and polarity controls, and a pole cup for mounting your main speakers, the Mackie Thump18S gives you the flexibility you need for just about any sound-reinforcement scenario.

Mackie Thump18S 18″ Powered PA Subwoofer Features:

• 18″ custom high-output woofer
• 600W RMS (1200W peak) Class-D amplifier delivers ample power for high-output applications
• Frequency response: 40Hz-120Hz (-3dB)
• Rugged all-wood enclosure with pole cup for mounting full-range loudspeakers
• System protection safeguards your investment
• Dual XLR inputs
• Stereo full-range and highpass outputs
• Adjustable level and polarity controls
• Built-in handles for easy transport