NEMA 17 Stepper Motor 0-5Nm: This size 42mm NEMA 17 hybrid bipolar stepping motor has a 1.8° step angle(200 steps/revolution) and a moderate body length 40mm. Each phase draws rated current 1.0A, allowing for optimal working speed upto 1500RPM & a strong holding torque of 0.5Nm. This high performance stepper motor is very suitable for Prusa 3D printers.
NEMA 17 Stepper Motor 0-5Nm Specification
- Part Number: 42AI40-1004A
- Step Angle: 1.8deg
- Bipolar/Unipolar: Bipolar
- Holding Torque: 0.5Nm
- Rated Current/phase: 1.0A
- Phase Resistance: 6.5ohms
- Inductance: 13.0mH
- Driving Voltage: 12-24VDC
- Insulation Class: B 130°C
- Frame Size: 42x42mm
- Body Length: 40mm
- Shaft Diameter: Φ5mm
- Shaft Length: 22mm
- D-cut Length: 19mm
- Number of Leads: 4
- Lead Length: 500mm
- Weight: 300g
Overall Size

Black: A+, Green A-; Red: B+, Blue: B-
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