... enterprise mainly produces Centrifugal fan and blower, external rotor axial fan,ventilation fan, Duct fan, shaded pole motor, external rotor fan motor,aluminum die casting parts, ... 1)Overview: YZF series motors are shaded pole motors with singlephrase and four shaded poles, and running at the ... 10) Illustration of Model YZF5-D-13-261.YZF: Shaded pole motor 2. 5: Rated output power, 5W3: 13: lamination ...