GW4000-SS photovoltaic inverter is suitable for home rooftop photovoltaic system, designed under modern industrial concept. There are three colors for option with fashionable appearance. According to the test results of PHOTON laboratory, the medium irradiation efficiency is 96.9% and high irradiation efficiency is 97.1%. It has obtained Double A Certificates. It holds a safe lead among the same level of products in the world.Datasheet