... Certificate:UL,CE, VED, ISO, Our Customer: Olimpia Splendid Kohler USA,Ou Ling Bao, Mitsubishi Synchronous motor, AC MotorsWe have been ... . Our main Customer: Midea, Gree, Haier, LG, Samsung, Panasonic, Kohler USA, Wright, Olimpia Splendid, Mitsubishi Heavy Industries, Japnaese TOTO, etc. Model50TYZ420 ... ≤35 dB(A)Dielectric Strength1800 V/1s 50TYZ420-L21 permanent magnet Synchronous Motor