20BY45 PM stepper motor

The pm stepper motors are widely used in such varied applications as sanitary ware, security device, valve, air condition, office equipment and much more.


ModelStep Angle 2 Phase ExcitationNumber of phaseSupply Voltage(DCV)Winding Resistance(at 20℃)Ω±10%

Rate Current
/phase A

Holding Torque(mN.m)Detent Torque mN.mRotor Inertia g.cm2Insulation ClassHigh(mm) 
20BY4518°±7%45100.57.652.50.4E18




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