... , ISO, CCC,RoHS Customer: Gree, LG,Panasonic,Kohler US .Synchronous motors, AC Synchronous MachinesWe have been certificated by the ISO90001:2000, CCC, UL ... ,CE, VED. Our mainly product is synchronous motor, stepping motor, copper pipe and heat exchange for air ... dB(A)Dielectric Strength1800 V/1s 50TYZ40-L17 Permanent Magnet Synchronous Motor