The SolaX X1 Air is amongst some of the most efficient residential string solar inverters available on the market today, boasting a massive 97.1% efficiency and with a maximum DC voltage of 580V, you can ensure that you are making the most out of your solar energy · · · Wide Voltage Range · · LCD Touch Display · · Online Monitoring · · Max Efficiency Up To 97.1% · · German Designed · · IP65 Rated