GW3000/3600/4200D-DI (High Frequency Isolated) is the new on-grid PV inverter which integrated with most advanced technology, come with 10 years warranty, and are designed to meet the new IEE1547 requirements for the North American market. Also it?s suitable for thick-film modules. Easy installation and simple operation make them ideal for residential and small-to-medium commercial applications. GoodWe inverters, with ever-increasing efficiency and high stability, could ensure you better overall performance of solar power systems and shorter payback periods.Datasheet