NEMA 17 Short Geared Stepper Motor: This compact geared short stepper motor has a frame size 42-20mm with rated current 1a, integrated with a FG series high precision planetary gearbox that has a wide range of gear ratio 4 to 100. It is an ideal choice for the applications that require high torque or low speed but high precision motion control.
NEMA 17 Short Geared Stepper Motor Specification
Part Number: 42AI20-1004S-FG
Step Angle: 1.8deg w/o gearbox
Bi/Unipolar: Bipolar
Holding Torque: 0.14Nm w/o gearbox
Rated Current/phase: 1.0A
Frame Size: 42x42mm
Motor Length: 20mm
Number of Leads: 4
Lead Length: 500mm
Gearbox Type: Planetary
Gear Ratio: 4-70:1
Efficiency: 96%-94%
Backlash at No-load: 15arcmin-20arcmin
Gearbox Length: 35mm-46mm
Shaft Diameter: Φ10mm
Shaft Length: 25mm
Keyway Length: 16mm
Overall Size
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