- Our high performance, reliable WindMax wind turbine features advanced electromagnetic over speed control, aerodynamic blade speed limitation, solarwind dual output capability, reliable light weight generator design using die-casting technique and high performance rare earth neodymium magnets, advanced airfoil designed blades made of mixed nylon and reinforced fiber glass using injection molding and thermoplastic technologies for consistency, high strength. br br HYenergy Windmax Wind Turbines are the one of the most well built, reliable, most efficient and cost-effective small wind turbines available on the market today.