6.6KW systems with 18x 370W Canadian Solar Panels. Choice of inverters (SMA, Fronius, SunGrow, Huawei and Growatt.) Three phase 10 to 100KW Systems. We use high quality brands. SMA, Fronius, Huawei and SunGrow inverters. Tier 1 panels from Trina, Canadian Solar, Q-Cells, Jinko and Risen. Store the suns power and use it at night with a Lithium battery