March Audio offer a superb range of stereo power amplifiers to compliment the DAC1. In matching enclosures milled from solid aluminium, with a tough anodized treatment, these amplifiers have exceptional fit and finish.  Featuring Hypex Ncore technology, they deliver ultra low distortion, noise and high power outputs in a compact format.  Ncore® is the first Class-D amplifier not just to nudge the best linear amplifiers, but to surpass them in every aspect relevant to sound quality. If you want the ultimate in clarity, resolution and musicality, there is no longer a reason to trade efficiency or compactness.

The class leading technical performance, and ability to drive difficult speaker loads, ensures a neutral but captivating musical sound that will suit all partnering equipment.

All models feature touch power switch, balanced XLR inputs (compatible with single ended RCA*), and heavy duty speaker binding posts.  High quality OCF speaker cable and Mogami signal cable is used internally providing the best signal integrity and shielding. Input RF filters ensure freedom from intermodulation. All models are also bridgeable into mono-block amplifiers greatly increasing power output*. Suitable for use directly driven from high quality DACs or Pre-Amplifiers.

All amplifiers come with a 3 year warranty.

*Adaptor input cable required.

P502 Power Amplifier

The P502 stereo power amplifier offers tremendous power output for the most demanding or insensitive of speaker loads.  Once more it shares the same family subjective characteristic of a clean, detailed and neutral sound with tremendous grip and drive with bass frequencies.


  • Power Output 

    • 2 Ohms - 450 W rms​

    • 4 Ohms - 500 W rms

    • 8 Ohms - 350 W rms

  • Power Output Bridged

    • 8 Ohms - 1.2 kW rms​

  • Current Output - 27 A

  • THD + N - 0.0018% (Pout/2)

  • Output Noise - 40uV

  • Signal To Noise Ratio - 124 dB

  • Output Impedance - 2.6 mOhms

  • ETI Research Solid Copper Gold Plated BP20C Speaker Binding Posts

  • 12 Volt Trigger Input

  • Clip Indication

  • Frequency Response - 10Hz to 50kHz (+0/-3dB)

  • Voltage Gain 26dB

  • Dimensions 330mm x 180mm x 75mm


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