SolarGenAC is a solar/inverter kit for residential/commercial with standard voltages of 120/240 & 208 3-phase. It provides the ability to generate AC power directly to traditional AC circuits with capability to sell excess power back to the electric utility. Shading on one panel will not reduce output of other panels.Web access via Broadband option allows for easy monitoring. The package comes with a 25 year solar module warranty, 15 year Inverter warranty. Licensed Electrician required to attach to grid