AR4 Robot NEMA 14 Geared Stepper Motor: This small geared closed-loop stepper motor has a frame size 35-28mm with rated current 1a, integrated with a high precision planetary gearbox of gear ratio 20:1 & a 1000cpr resolution incremental magnetic ultrathin encoder. It is specially designed for ar4 arm robot but also a good choice other machines that need high torque or low speed under high precision positioning and compact size weight.
AR4 Robot NEMA 14 Geared Stepper Motor Specification
Part Number: 35HS28-1004D-EGS20-AR4
Step Angle: 1.8deg w/o gearbox
Bi/Unipolar: Bipolar
Holding Torque: 0.125Nm w/o gearbox
Rated Current/phase: 1.0A
Frame Size: 35x35mm
Motor Length: 28mm
Number of Leads: 4
Lead Length: 1200mm
Encoder Type: Incremental Magnetic
Encoder Resolution: 1000CPR
Gearbox Type: Planetary
Gear Ratio: 20:1
Efficiency: 94%
Backlash at No-load: 20arcmin
Gearbox Length: 49.5mm
Shaft Diameter: Φ8mm
Shaft Length: 20mm
Keyway Length: 12mm
Overall Size
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