Solar Power Grid Tie Kits (3100 Watts, 11x280W Solar Panels, Mounting Racks and Grid Tie Inverter) :Everything Included to go solar &ndash; just install it yourself Kit includes 11 x 280Watt SunTech Polycrstalline Solar Panels,USA Grid Tie inverter,Cable,Roof Mounting bracket,Simple installation steps eligible for 30% federal tax credit. Qualifies for your state and local incentives Go to EnsupraSolar.Com for details. Mounting Space required: 210 sq ft. 25-year power output warranty on the panels and 5 Yrs on Inverter