The 17HS4023 Bi Polar stepper motor is a great choice for 3D printers and RepRap CNC machines. It is also a good choice for general control machinery, automation and robotics applications. The NEMA 17 stepper motor is a stepper motor with a 1.7 x 1.7 inch (42.3 x 42.3 mm) faceplate. This stepper motor is a great choice for applications where high torque is needed.
Product Description:
- Phase: 2-phase step drive.
- Step angle: 1.8 ± 5% °/Step.
- Voltage: 12V.
- Current: 700 mA/phase.
- Resistance: 4 ± 10% Ω/Phase.
- Inductance: 3.2 ± 20% mH/Phase.
- Holding Torque: 14 N.cm (1.24 lb.in).
- Detent Torque: 2.2 N.cm (0.2 lb.in).
- Rotational Inertia: 54 g.cm² (0.3 oz.in²).
- Insulation Class: B (see table below for temperatures).
- Ambient Temperature Required: -20 to 50°C (-4 to 122°F).
- Pinout: Red = A+.
Green = A.
Black = B+.
Blue = B.
*The two unused pins are “common pins” and are used in uni-polar mode..
- Body Dimensions: 41.8 x 41.8 x 23.8 mm (1.65 x 1.65” x 0.94”).
- Shaft Diameter: 5mm.
- Shaft Length: 21mm.
- Weight: 130g (4.6 oz.).