... controller. The solar controller stabilizes the voltage and creates a three phase output to drive the electric motor of the pump. ... ,direct current,brushless,non-sensor motor.2. Adopt double plastic package for rotor and stator,motor insulation ≥300MΩ,the ... , brushless, non-sensor motor.2. Technique innovation : Adopt double plastic package for rotor and stator, motor insulation ≥300MΩ, the motor ...