Dimension: Parameter:No.ContentMeasured technical parameters Range Power01Rated voltage/frequency 120, 220-224V 50/60Hz02Input power Pf 650W 570W—690W 03Average power Pn 600W ±6% 04Max suction power ≥225W05Max suction efficiency η≥37%Performance06Rotate direction Clockwise(Face to commutator end)07Commutator flash ≤1.5degree08Max vacuum rate H≥18KPa09Max flow Q≥2.4M3/MIN -- This motor is designed for Hand Dryer,the motor comes from vacuum cleaner motor type,we did some improvement and let the noise reduced and the noise easily accetped by our ears. -- If you have any special demand and want to know more about the motor,contact us now.