An 8,000W inverter for wind turbines expands the Windy Boy lineup, which now consists of five models ranging from 3,000 to 8,000 W. The unit’s factory warranty, from SMA America, Rocklin, Calif. (sma-america.com) has also been increased to 10 years, with the ability to extend to 15 or 20 years. The Windy Boy 8000US includes…