H4.6-3000W wind generator without tail wing and tail pole, but with a yaw shaft which is a major part of the control system , it does not only connects the generator and the tower , but also collects various working data of the system and environemnt like wind direction ,wind speed , generator temperature etc . Also it will execute orders from the CPU center to realize self protection , auto wind seeking ,etc .

Futhermore , inside the yaw shaft , there is a sealed gearbox which can enhance the lifespan of the whole system .

We can offer both off grid and grid-tied H4.6-3000W wind turbine system , for more details ,pls contact with hummer !