... )have TUV CE 4)inverter is on/off grid hybrid Solar Grid Energy Power System Product features- CE, ROHS, TUV approved.- ... 6-15years.Foshan Tanfon Energy Technology Co., Ltd. is specialized in R&D, manufacturing and selling solar power system product, wind ... , with specification suitable for solar system,100m high voltage grid tie inverter: hot!!!1kw2kw3kw4kw5kw Solar Grid Energy Power System(on/off grid ...