Coldwind 400w 48V Wind Helix Spiral Turbine Generator VAWT Vertical Axis Residential Use with PWM MPPT Charger Controller -Black 48v

Rich Colors:White,Orange,Yellow,Blue,Green,Mixed,Customizable. 
One-piece Blade Design Ensures Higher Rotational Stability. 
Coreless Pmg Provides Lower Start Torque/Wind Speed And Longer Service Life.
Maximum Rpm Protection.No Higher Than 300rpm,Regardless Of The Wind Speed.
Easy Installation,Screw &Play. 
48V Could Be Customized. 
Design Service Life 10~15 Years.

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