Ansuz MAINZ8 A3 Power Distributor Clean power supply. The Ansuz Mainz8 power distributors have been designed with the goal of providing a very clean power supply to all Hi-Fi components of your audio system. This is mainly achieved by applying Ansuzs groundbreaking advancements in noise reduction and resonance control. Equipped with Ansuzs most advanced audio technologies, Mainz8 power distributors provide the lowest grounding impedance, which ensures that almost no noise is transferred from the power distributor to the individual power cables that feed the hi-fi components.