This geared nema 23 stepper motor has 56mm body and 2.8A rated current, integrated with a square spur gearbox of gear ratio 5:1. It's an ideal solution to applications that require limited mounting space but need low speed or high torque.
Motor Specification
Part Number: 57HS56-2804S-SG5
Step Angle: 1.8deg
Bi/Unipolar: Bipolar
Holding Torque: 1.2Nm(170oz.in)
Current/phase: 2.8A
Phase Resistance: 1.3ohms
Inductance: 2.6mH
Motor Length: 56mm
Number of Leads: 4
Lead Length: 500mm
Gearbox Specification
Gearbox Type: Spur
Gear Ratio: 5:1
Efficiency: 85%
Backlash at No-load: <=2deg
Rated Torque: 8Nm
Frame Size: 60x60mm
Gearbox Length: 35mm
Shaft Diameter: Φ8mm
Shaft Length: 32mm
D-cut Length: 25mm
Motor Connection
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| Motor Specification | |
| Step Angle(°) | 1.8 |
| Bipolar/Unipolar | Bipolar |
| Holding Torque(Nm) | 1.2 |
| Holding Torque(oz.in) | 170 |
| Rated Current(A) | 2.8 |
| Frame Size(mm) | 57x57 |
| Body Length(mm) | 56 |
| Gearbox Specification | |
| Gearbox Type | Spur |
| Gear Ratio | 5:1 |
| Efficiency | 85% |
| Backlash at No-load | 2deg |
| Gearbox Length(mm) | 35 |
| Shaft Diameter(mm) | 8 |
| Shaft Length(mm) | 32 |
