Guangdong Sendao Electric Company is pleased to launch the SD3000 series of frequency converters, which are optimized from the SD5000 product. It covers all the functions of SD5000 in terms of functionality. The performance has also been greatly optimized, making it the first classic product of Guangdong Sendao Electric Co., Ltd. Stronger output in oscillation suppression, low-frequency torque, torque control, and weak magnetic field excitation. The appearance is black gray, very beautiful. The structural design is reasonable, simple and exquisite, with good quality and competitive price.