This is bipolar nema 23 stepper motor with step angle 0.9deg and szie 57x57x41mm. It has 4 wires, each phase draws current 2.8A and with holding torque 0.55Nm (79oz.in).
Electrical Specification
Part Number: 57HM41-2804S
Step Angle: 0.9deg
Bipolar/Unipolar: Bipolar
Holding Torque: 0.55Nm(79oz.in)
Rated Current/phase: 2.8A
Phase Resistance: 0.7ohms
Inductance: 1.4mH
Driving Voltage: 24-48VDC
Physical Specification
Frame Size: 57x57mm
Body Length: 41mm
Shaft Diameter: Φ6.35mm
Shaft Length: 21mm
D-cut Length: 18mm
Number of Leads: 4
Lead Length: 500mm
Weight: 0.5kg
Motor Connection
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| Electrical Specification | |
| Bipolar/Unipolar | Bipolar |
| Step Angle(°) | 0.9 |
| Holding Torque(Nm) | 0.55 |
| Holding Torque(oz.in) | 79 |
| Rated Current(A) | 2.8 |
| Phase Resistance(ohm) | 0.7 |
| Phase Inductance(mH) | 1.4 |
| Physical Specification | |
| Frame Size(mm) | 57x57 |
| Body Length(mm) | 41 |
| Shaft Type | D-cut |
| Shaft Diameter(mm) | 6.35 |
| Shaft Length(mm) | 21 |
| No. of Leads | 4 |
| Lead Length(mm) | 500 |
| Weight(KG) | 0.55 |
