This nema 23 pancake stepper motors have one thin body 9.6mm and 4 wires, each phase drawing current 0..8A with holding torque 0.06Nm(8.5oz.in). A 14 Teeth 0.4 module gear is fixed into the output shaft.
Electrical Specification
Part Number: 57HR09-0804B
Step Angle: 1.8deg
Bi/Unipolar: Bipolar
Holding Torque: 0.06Nm(8.5oz.in)
Rated Current/phase: 0.8A
Phase Resistance: 3.5ohms
Inductance: 1.8mH
Driving Voltage: 12-36VDC
Physical Specification
Frame Size: Φ58.2mm
Body Length: 9.6mm
Shaft Diameter: Φ4mm
Shaft Length: 1.5mm
Gear Module: 0.4
Gear Teeth: 14 Teeth
Presssure Angle: 20°
Number of Leads: 4
Lead Length: 45mm
Weight: 80g
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| Electrical Specification | |
| Bipolar/Unipolar | Bipolar |
| Step Angle(°) | 1.8 |
| Holding Torque(Nm) | 0.06 |
| Holding Torque(oz.in) | 8.5 |
| Rated Current(A) | 0.8 |
| Phase Resistance(ohm) | 3.5 |
| Phase Inductance(mH) | 1.8 |
| Physical Specification | |
| Frame Size(mm) | Φ58.2 |
| Body Length(mm) | 9.6 |
| Shaft Diameter(mm) | 4 |
| Shaft Length(mm) | 1.5 |
| No. of Leads | 4 |
| Lead Length(mm) | 45 |
| Weight(KG) | 0.08 |
