... pole statorSr ferrite permanent magnet3, 5, 7, 8, 9, 12, 16 slots armatureSilicon-steel lamination with epoxy coatingHigh-carbon steel ... connector / pinsEMI suppression componentsPTC or thermostate protectionBuilt-in AC/DC rectifierBuilt-in cooling fanMultiple output shaft diamond knurls, straight ... ~ 220oC bearing lubricantNeodymium magnets electric toothbrush motor,electric motors dc 12V,FC-140SA