The document summarizes the key features of various wind turbine manufacturers. Gamesa uses spherical bearings to transmit side loads to the main frame. Enercon uses a gearless direct drive synchronous generator with variable speed and pitch. DeWind places the transformer on top and uses a hydraulic unit and carbon fiber blades. GE focuses on condition-based maintenance to reduce costs. Fuhrlander uses an on-board transformer and nacelle cover to capture air.