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Alto MAC2.4 3100W Amplifier

Model: MAC2.4

Alto MAC2.4 3100W Amplifier
Alto MAC2.4 3100W Amplifier
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About: Alto MAC2.4 3100W Amplifier

Experience the performance-ready power of this compact amplifier. The Alto Professional MAC 2.4 produces up to 3100 Watts of live sound power in a rugged, 2U rack-mountable, fan-cooled package. Designed for heavy-duty applications, the MAC 2.4 provides a robust output and a tremendous value unlike anything in its class.

Everything about the Alto Professional MAC 2.4 is designed with your performance in mind. Multiple input and output formats allow easy connections to any system. Individual channel levels offer outstanding control, along with high-visibility LED status indicators. Efficient toroidal transformers ensure low noise levels. Each channel can drive a 2 Ω load for long periods of time, without overheating. Bridged for mono operation, the MAC 2.4 reliably supplies up to 3100 Watts (at 4 Ω) to keep those subwoofers thumping. Day after day, night after night, the MAC 2.4 is ready to enhance any DJ system, touring rig, stadium, or house of worship with ample amounts of the cleanest possible sound.


  • 3100 Watts @ 4 Ω bridged mono
  • 2 x 1800 Watts @ 2 Ω; 2 x 670 Watts @ 8 Ω
  • Convenient front-panel level controls
  • High-visibility LEDs indicate clipping and protection
  • Switchable 30 Hz low-cut filter
  • Balanced 1/4" and XLR inputs
  • Speakon and binding post outputs
  • Low-noise variable speed fan
  • Compact two rack-space design


Stereo Mode:
2 x 1800 Watts @ 2 Ω (EIAJ) 
2 x 1100 Watts @ 4 Ω (EIAJ)
2 x 910 Watts @ 4 Ω (RMS)
2 x 670 Watts @ 8 Ω (EIAJ)
2 x 560 Watts @ 8 Ω (RMS)
Bridge Mode:
1 x 2220 Watts  @ 8 Ω (EIAJ)
1 x 1820 Watts @ 8 Ω (RMS)
1 x 3100 Watts @ 4 Ω (EIAJ);
Input Connectors:
Balanced; 1/4", XLR
Output connectors:
Binding post, Speakon
Front Panel Controls:
Power Switch
Channel Level Controls (–∞ to +30 dB)
LED Indicators:
Power (Blue)
Protection (Red)
Clip (Red) x 2
Signal (Green) x 2
Rear Panel Controls:
30 Hz Low-Cut Filter (On/Off)
Bridge/Stereo/Parallel mode switch
S / N Ratio:
100 dB
Damping Factor:
>100 at 1 kHz

Dimensions (WxLxH): 19in x 18.1in x 3.5in
Weight: 45.4 lb

UPC: 816311010771 is a Canadian authorized Alto retailer.

Reviews: Alto MAC2.4 3100W Amplifier

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Warranty: Alto MAC2.4 3100W Amplifier Warranty:

30 Days

Manufacturer's Warranty:

1 year warranty from date of purchase. This warranty doesn’t cover liquid contamination, physical or shipping damage, abnormal use and overdriven speakers.