Description
Mackie SR18S 18″ 1600W Professional Powered Subwoofer is designed for real-world working musicians, DJs, events, venues and beyond. The latest acoustic processing technology, powerful amplification and versatile configurations deliver incredible sound and unbeatable reliability. Custom voicing modes and a variable crossover makes optimization for your system easy. ‘Built like a tank’ construction features a rugged wood cabinet and tough steel grille that is built to last. A perfect complement to Mackie SRT Series, SRM | V-Class Series or any PA, SR18S not only adds powerful low end but allows for a massive increase in efficiency and output for your whole system.
A true workhorse for gigging professionals
- 1600W Class-D amplifier is designed for ultra-reliable, consistent performance
- Custom high-efficiency transducer ensures maximum punch
- Increases efficiency of your full-range loudspeakers by taking care of the low end for the entire system
Custom voicing presets
- Flat: natural balance between deep bass and overall output
- Deep: emphasizes ultra-low frequencies, great for dance, rap and electronic music
- Punch: prioritizes highest possible output level, great for bands and rock music
Optimize for your system
- Variable crossover frequency
- Polarity invert switch
- Defeatable front LED
- Stereo or mono-summing for single or dual subwoofer deployment
- Variable level control: -6dBU to +6dBU
Transparent system limiting and protection
- Dedicated processing module monitors and protects the amplifier in real time
- Sound quality and tonal balance is maintained even under heavy limiting
- Input limiting keeps your source signal in check so if you’re sending audio that’s a bit too hot, the speaker will cool it down
- Universal power supply with Power Factor Correction for stable operation even with unstable AC power
Versatile I/O
- Stereo XLR inputs
- Stereo full-range XLR outputs
- Stereo high-pass XLR outputs
Versatile configuration options
- Integrated pole cup






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