Questions? 800-433-6326

You have no items in your shopping cart.

Product was successfully added to your shopping cart.

Alto MAC 2.4 2-Channel 3100 Watt Power Amplifier

SKU: 548093


Eligible for FREE Shipping
Eligible for FREE Shipping

Alto MAC 2.4 2-Channel 3100 Watt Power 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.

Alto MAC 2.4 Features:

  • 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

Alto MAC 2.4 Highlights:


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



45.4 lb