low noise,long life Certificate: UL,CE, VDE, ISO, Customer: ... CCC, UL,CE, VDE. Our mainly product is synchronous motor, stepping motor, copper pipe and heat exchange for air-conditioner, mold. ... Japnaese TOTO, etc. Model50TYZ421-W2Rated Voltage220/240/208/230 AC.VRated Frequency50/60 HzInput Power4 WInput Current≤20 mAOutput Torque ... ≤40 dB(A)Dielectric Strength1800 V/1s. 50TYZ421-W2 ac electric motor