1.Certificate:ISO,CE,VDE0126,SAA... 2.More than 10years produce experience 3.Pure sine wave 4.Warranty:5 years. 1.Certificate:ISO,CE,VDE0126,SAA...2.More than 10years produce experience3.Pure sine wave4.Warranty:5 years.SummarizeThe grid connected inverter can be used with a connection to grid or power lines. This type supplies the loading appliances with electric power produced by photovoltaic ...