GM20BY geared pm stepper motor
Motor type: PM Stepper Motor
Accessory: Planetary gearbox
Spec.D*L(mm): 20.0×18.5
OD(mm): 20.0
Length(mm): 18.5
Shaft diameter(mm): 4.0
Voltage(V): 5-12 VDC
Current(A): 100mA 5VDC, 600mA 12VDC
Reduction Ratio: 100:1
Gearbox length(mm): 17.4
Number of phases: 2
Step angle(degree): 18°
Resistance(Ohm): 60.0
Holding torque(kgf*cm): 0.13×75
Pull in rate(pps): 700
1.Small size dc gear motor with low speed and big torque
2.20mm gear motor provide 0.3Nm torque and more reliable
3.Suitable to small diameter, low noise and big torque application
4.Reduction Ratio: 25, 62.5, 100, 125 or 250