The models we list below are part of our existing designs. We offer specific motor design for every customer. Door lock actuator motor Fax machine motor Dimension: dia. 24 x 18.3 Thk. x 30.5 L. shaft O.D. 2.0 mm Basic Structure: SECD housing / Plastic end cap / Female terminal Application: Fax Machine / Door Lock Actuator / Power Scissors Weight: Approx. 30g Basic Structure of Chengfang Motors 2-pole stator Sr ferrite permanent magnet 3, 5, 7, 8, 9, 12,16 slots armature Silicon-steel lamination with epoxy coating High-carbon steel shaft Cu-Ag alloy commutator Copper-graphite brushes Be-Cu leaf-brush commutating system SECD round / flat type housing SECD end cap / glassfiber reinforced PA6/6 end cap Cylinder / self-aligning Cu-Fe alloy sintered bushes 155oC (class F) magnet wire Customerized Options Leadwires with connector / pins EMI suppression components PTC or thermostate protection Built-in AC/DC rectifier Built-in cooling fan Multiple output shaft diamond knurls, straight knurls, D-cut, stepped shaft Shaft-mounted gears, essentric gears, belt pulleys Stainless steel (SS304, SS420) shaft Ball bearing Cage-brush commutating system Precious metal brush / commutator Hall encoder Low-cogging torque design 180oC (class H), 200oC (class C) magnet wire -40oC ~ 220oC bearing lubricant Neodymium magnets