This is bipolar nema 11 stepper motor with step angle 1.8deg and size 28x28x45mm. It has 4 wires, each phase draws 1A at with holding torque 0.12Nm (17oz.in).
Electrical Specification
Part Number: 28HS45-1004S
Step Angle: 1.8deg
Bipolar/Unipolar: Bipolar
Holding Torque: 0.12Nm(17oz.in)
Rated Current/phase: 1.0A
Phase Resistance: 8.5ohms
Inductance: 6.5mH
Driving Voltage: 12-36VDC
Physical Specification
Frame Size: 28x28mm
Body Length: 45mm
Shaft Diameter: Φ5mm
Shaft Length: 20mm
D-cut Length: 15mm
Number of Leads: 4
Lead Length: 500mm
Weight: 140g
Motor Connection
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| Electrical Specification | |
| Bipolar/Unipolar | Bipolar |
| Step Angle(°) | 1.8 |
| Holding Torque(Nm) | 0.12 |
| Holding Torque(oz.in) | 17.0 |
| Rated Current(A) | 1.0 |
| Phase Resistance(ohm) | 8.5 |
| Phase Inductance(mH) | 6.5 |
| Physical Specification | |
| Frame Size(mm) | 28x28 |
| Body Length(mm) | 45 |
| Shaft Type | D-cut |
| Single Shaft/Dual Shaft | Single Shaft |
| Shaft Diameter(mm) | 5 |
| Shaft Length(mm) | 20 |
| No. of Leads | 4 |
| Lead Length(mm) | 500 |
| Weight(KG) | 0.14 |
