This geared NEMA 17 stepper motor has 40mm body and rated current 1.68A, integrated with one precision planetary gearbox. It's an ideal solution to the applications that require special space but low speed and high torque.
Motor Specification
Part Number: 42HS40-1684S-HG3
Step Angle: 1.8deg
Bi/Unipolar: Bipolar
Holding Torque: 0.45Nm(63.7oz.in)
Rated Current/phase: 1.68A
Phase Resistance: 1.95ohms
Inductance: 4.4mH
Motor Length: 40mm
Number of Leads: 4
Lead Length: 500mm
Gearbox Specification
Gearbox Type: Planetary
Gear Ratio: 3:1
Efficiency: 96%
Backlash at No-load: 15arcmin
Gearbox Diameter: Φ42mm
Gearbo Length: 43mm
Shaft Diameter: Φ8mm
Shaft Length: 21.5mm
Keyway Length: 14mm
Motor Connection
Contact Us
| Motor Specification | |
| Step Angle(°) | 1.8 |
| Bipolar/Unipolar | Bipolar |
| Holding Torque(Nm) | 0.45 |
| Holding Torque(oz.in) | 63.7 |
| Rated Current(A) | 1.68 |
| Frame Size(mm) | 42x42 |
| Body Length(mm) | 40 |
| Gearbox Specification | |
| Gearbox Type | Planetary |
| Gear Ratio | 3:1 |
| Efficiency | 96% |
| Backlash at No-load | 15arcmin |
| Gearbox Length(mm) | 43 |
| Shaft Diameter(mm) | 8 |
| Shaft Length(mm) | 21.5 |
