This is nema 23 stepper motor with step angle 1.8deg and size 57x57x45mm. It has 8 wires, which have three connection options: Unipolar or Bipolar(Serial) or Bipolar(Parallel), you can choose any type as you want. Its holding torque can reach 0.6Nm(85oz.in) with bipolar connection and 0.42Nm(59.4oz.in) with unipolar connection.
Electrical Specification
Part Number: 57HS45-1008S
Motor Type: Bipolar/Unipolar
Step Angle: 1.8deg
Holding Torque(Bipolar): 0.6Nm(85oz.in)
Holding Torque(Unipolar): 0.42Nm(59.4oz.in)
Rated Current(Bipolar Serial): 0.7A
Rated Current(Bipolar Parallel): 1.4A
Rated Current(Unipolar): 1.0A
Phase Resistance(Bipolar Serial): 11.4ohms
Phase Resistance(Bipolar Parallel): 2.9ohms
Phase Resistance(Unipolar): 5.7ohms
Inductance(Bipolar Serial): 22.0mH
Inductance(Bipolar Parallel): 5.5mH
Inductance(Unipolar): 5.5mH
Physical Specification
Frame Size: 57x57mm
Body Length: 45mm
Shaft Diameter: Φ6.35mm
Shaft Length: 21mm
D-cut Length: 18mm
Number of Leads: 8
Lead Length: 500mm
Weight: 0.5kg
Motor Connection
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| Electrical Specification | |
| Bipolar/Unipolar | Bi/Unipolar |
| Step Angle(°) | 1.8 |
| Holding Torque(Nm) | 0.6 |
| Holding Torque(oz.in) | 85.0 |
| Rated Current(A) | 1.0 |
| Phase Resistance(ohm) | 5.7 |
| Phase Inductance(mH) | 5.5 |
| Physical Specification | |
| Frame Size(mm) | 57x57 |
| Body Length(mm) | 45 |
| Shaft Type | D-cut |
| Shaft Diameter(mm) | 6.35 |
| Shaft Length(mm) | 21 |
| No. of Leads | 8 |
| Lead Length(mm) | 300 |
| Weight(KG) | 0.5 |
