Power Solid On-Grid Inverter 20kWPSiO20000W3#1100VPVKRFuture: Compatable for Big Capacity PV Panel WIFI / 4G Plug Optional Max. PV Voltage up to 1100V Type I DC /AC SPD DC/AC Ratio up to 1.5 / 1P66 Protection High Efficiency up to 98.7