This page contains information about 620W Monocrystalline Bifacial Solar Panel ( VCS-156H-620-D ) with a detailed description of the technical characteristics . You can download documentation for VCS-156H-620-D, series VCS from manufacturer Veichi . Buy VCS156H620D and seek technical advice. Our Engineers will help you choose and buy VCS-156H-620-D only high quality at affordable prices. Guarantee. VCS-156H-620-D