The SUN-ASL on-grid string inverter is suitable for an input current of up to 20A. It recognizes shadow and hence, prevents electricty loss. It offers smart networking with integrated grid feed-in and allows integration of diesel generators. Its AFCI function improes the systematic safety of a power plant, helping to prevent rooftop fires. Thanks to ist fanless design the inverter only generates low noise levels and offers hassle free maintenance due to less moving parts.