NEMA 23 Stepper Motor 3Nm 8mm Shaft: This size 57mm NEMA 23 hybrid bipolar stepping motor has a 1.8° step angle(200 steps/revolution) and a body length 112mm. Each phase draws a rated current 4.2A, allowing for optimal working speed upto 1500RPM & a strong holding torque of 3.0Nm with diameter 8mm output shaft.
NEMA 23 Stepper Motor 3Nm 8mm Shaft Specification
- Part Number: 57BYGH112-4204S
- Step Angle: 1.8deg
- Bipolar/Unipolar: Bipolar
- Holding Torque: 3.0Nm
- Rated Current/phase: 4.2A
- Phase Resistance: 0.9ohms
- Inductance: 3.8mH
- Insulation Class: B 130°C
- Driving Voltage: 24-48VDC
- Frame Size: 57x57mm
- Body Length: 112mm
- Shaft Diameter: Φ8mm
- Shaft Length: 21mm
- D-cut Length: 15mm
- Number of Leads: 4
- Lead Length: 500mm
- Weight: 1.9kg
Overall Size

Nody Is –
8mm shaft diameter is good. strong NEMA 23 stepper motor, enough for my engraving machine!