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Ample Audio A 551X (A551X) A Series

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Ample Audio A 551X (A551X) A Series


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Ample Audio sets the standard for clean pulsating power and unparalleled reliability with the introduction of the A Series amplifiers.  Advanced to a new level of performance and appearance, the A series offers a full variable crossover and laser diamond cut finish.  Attention to detail is obvious with the systematic layout of the high-tech pc boards and even more so when you experience the musical performance that pleases even the most demanding listener.  Ample Audio simply stated means "Overengineered."  Have fun with these cost-effective, power-blasting amplifiers!

  • Bridgeable 5 Channel Amplifier
  • 52 W RMS x 4 + 120 W x 1 (4 ohm)
  • 70 W RMS x 4 + 150 W x 1 (2 ohm)
  • 120 W RMS x 2 + 150 W x 1 (4 ohm) Bridged
  • 100 W x 4 + 240 W x 1 MAX
  • Lowpass / Highpass / Fullpass Crossover Variable (4 Ch) 40-250Hz
  • Lowpass Crossover Variable (1 CH) 40-120Hz
  • S/N 90dB
  • Remote Bass Boost Control, Variable 0 to + 12 dB Boost at 45 Hz
  • 2 RCA Inputs
  • 2 High Level Inputs
  • MOSFET Power Supply
  • THD 0.04%
  • 2 Ohm Stable
  • 16" L x 2.2" H x 10" W
  • Frequency Response 10-35, 000 Hz

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Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
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Sonic Electronix Wiring Guide

Wiring Diagram Legend

Warning: The image depicted shows the resistance change when wiring multiple subwoofer terminals. Please refer to your subwoofer's owner's manual for the proper wiring of its terminals. Sonic Electronix, Inc. is not responsible for damage caused to your audio system or vehicle due to improper installation. Please call tech support at 1-877-289-7664 if you require additional assistance.

Product Name: Ample Audio A 551X (A551X) A Series