... housing / SECC end cap / Rubber MagnetApplication: Damper actuator / Gear boxWeight: Approx. 50g Basic Structure of Chengfang Motors2-pole statorSr ... magnet3, 5, 7, 8, 9, 12,16 slots armatureSilicon-steel lamination with epoxy coatingHigh-carbon steel shaftCu-Ag alloy ... -40oC ~ 220oC bearing lubricantNeodymium magnets 12v dc motor with low noise motor,low rmp motor,used for copy machine and hair dryer ...