Low Losses, Long Life, Precision type planetary gearbox, Gear ratio 20, Efficiency 90%, Rated current 1.68A, 2 Phase Bipolar, Nema 17 size, length 39mm(Motor) + 48.3mm(Gearbox)

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Motor Specification
Inductance(mH) 3.2
Motor Nema Size Nema 17
Phase Resistance(ohm) 1.6
Rated Current(A) 1.68
Bipolar/Unipolar Bipolar
Holding Torque w/o Gearbox(Ncm) 39
Holding Torque w/o Gearbox(oz.in) 55.23
No. of Lead 4
Lead Length(mm) 320
Shaft Diameter(mm) 8
Gearbox Specification
Backlash at No-load(Max.°) 0.25
Efficiency 90%
Gear Ratio 20:1
Gearbox Type Planetary
Max. Permissible Torque(Ncm) 1500
Max. Permissible Torque(oz.in) 2124.2
Moment Permissible Torque(Ncm) 2500
Moment Permissible Torque(oz.in) 3540.3
Shaft Maximum Radial Load(N) 150
Physical Specification
Gearbox Length(mm) 48.3
Weight(g) 880
Motor Length(mm) 39
Single Shaft/Dual Shaft Single Shaft
Shaft Type Key-way
Shaft Length(mm) 23.5

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