... design. No problematic furling.Fully automatic with blade aerodynamic braking and controller electromagnetic braking.High efficiency is achieved by matching design of ... BST BST12050374EC-1 Small Wind Turbine With High Reliability, HY-1500W, HY-400W, HY-600W, HY-1000W, HY-2000W, HY-3000W ... BST12050374Y-1SC-2 Small Wind Turbine With High Reliability, HY-1500W, HY-400W, HY-600W, HY-1000W, HY-2000W, HY- ...