Features: · Three-phase motor with six levels, large starting torque, stable operation; · Multi-pole permanent magnet rotor, large flow, low noise; · Controlled by a microcomputer, with protection against current and voltage faults, overheating protection, and stall protection; · Automatic speed control technology with DC frequency conversion adaptation, high efficiency and energy saving; · Suitable for use in fresh and saltwater; · The motor is completely sealed, with no exposed copper elements; · Uses a corrosion-resistant ceramic shaft and ring, corrosion resistance and long service life.