... Customs fees, taxes, duties are the buyers responsibility. Horizontal HY-400WL,600WL,1000WL (5blades) Residential Wind TurbineFeature of 400w, ... slip ring design solved this problem completely and made HY wind turbine with higher reliability and real maintenance free ... three moving parts(rotor,head yawing and mechanical furling).HY Energy replaced mechanical furling by using advanced electromagnetic and ...