DIY Solar panel system help for achieving energy independence. FreeSunPower.com provides free beginner and advanced tutorials for setting up a solar power system for producing free electricity from the sun. Our tutorials cover Solar Panels, Charge Controllers, Power Inverters, Storage Batteries, AC Generators, Wires & Cables, Meters & Monitors, and more. Complete system wiring diagram examples plus interactive online design tools are also featured with a point and click interface. NOT plain worksheets. No math required! And, don’t miss our new Solar Energy Electric Power Simulator where you can test drive a Solar Energy System.