QUINDO 20000 Series - 20Kw Wind Turbine System (Off-Grid) - 20,000 Watt (20KW) Wind Turbine (OFF-GRID) includes: 20KW Wind Generator, Blades, Controller & 15m Lattice or Free Standing Tower. The ‘QUINDO 20000 SERIES’ is a pitch controlled wind turbine system for ‘Off and On-Grid’ operation. With its highly competitive pricing, you will find it difficult to find a complete wind turbine system with a better $ for KW ratio anywhere in the market.