This small hybrid bipolar stepping motor has a 1.8° step angle (200 steps/revolution). Each phase draws current 0.6A, allowing for a holding torque of 0.014Nm(2.0oz.in). Please note this motor has a round output shaft with 15.4mm bolt spacing & 16.0mm pilot circile.
Electrical Specification
Part Number: 20HS28-0604S
Step Angle: 1.8deg
Bipolar/Unipolar: Bipolar
Holding Torque: 0.014Nm(2.3oz.in)
Rated Current/phase: 0.6A
Phase Resistance: 3.2ohms
Inductance: 0.9mH
Driving Voltage: 12-24VDC
Physical Specification
Frame Size: 20x20mm
Body Length: 28mm
Shaft Type: Round
Shaft Diameter: Φ4mm
Shaft Length: 10mm
Number of Leads: 4
Lead Length: 300mm
Weight: 60g
Motor Connection
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| Electrical Specification | |
| Bipolar/Unipolar | Bipolar |
| Step Angle(°) | 1.8 |
| Holding Torque(Nm) | 0.014 |
| Holding Torque(oz.in) | 2.0 |
| Rated Current(A) | 0.6 |
| Phase Resistance(ohm) | 3.2 |
| Phase Inductance(mH) | 0.9 |
| Physical Specification | |
| Frame Size(mm) | 20x20 |
| Body Length(mm) | 28 |
| Shaft Type | Round |
| Shaft Diameter(mm) | 4 |
| Shaft Length(mm) | 10 |
| No. of Leads | 4 |
| Lead Length(mm) | 300 |
| Weight(KG) | 0.06 |
