4kw ,60V,2800rpm seperately excited,good performance,high efficiency and competitive price With can mattch the EV dc motor,controller,accelerator,charger,dc-dc converter and the front axle.Sometimes we offer the meter instrument for your EV.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 ...