product advantages:1)low noise2)easy brush replacement3)strong capacity of overload,can bear 3 times overload current,and 4.5 times overload torque4)can realize the step less smooth speed,satisfy the heavy load vehicles to smart,hill climbing and speed chang movement on different roads5)don't need to increase the gears6)efficient and long continuous running time7)robust construction for long and reliable service life8)fully impregnated frame and field

series ev controller for electric car