... two speed cooling motor 2. 245w, 4/6pole, two speed 3. CCC, CE, UL certificates 4. much export experience Features 1, with ... loss, high efficiency; 3, wiring simple, convenient control, price is low; 4, level control, level difference is bigger, can't obtain smooth ... motor;3, speed range is big, characteristic hard, high precision;4, the technology is complex, high cost, maintenance difficulties.5, this ...