The NEMA 17 Hybrid Stepper Motor 42BYGH23 is a compact and reliable 2-phase stepper motor designed for applications requiring precise positioning, stable motion control, and efficient operation. Featuring a standard 42×42mm NEMA 17 frame size, a compact 23mm body length, and 0.15N·m holding torque, this motor is ideal for lightweight automation equipment, desktop CNC machines, 3D printers, laser engravers, medical devices, and laboratory instruments.
Built with hybrid stepper technology, the motor delivers accurate 1.8° step angle resolution (200 steps per revolution), smooth low-speed performance, and excellent repeatability. Its durable construction and Class B insulation ensure long service life and dependable operation in industrial environments.
Specifications:
Nema Size: NEMA 17
Frame Size: 42 x 42 mm
Model Number: 42BYGH23
Type: Hybrid Stepper Motor
Number of Phases: 2
Step Angle: 1.8 deg
Holding Torque: 0.15 N·m
Starting Speed: 500 RPM
Running Speed: 700 RPM
Moment of Inertia: 38 g.cm2
Rated Current/Phase: 0.4 A
Rated Voltage: 4 VDC
Phase Resistance: 10 Ω±10%
Inductance: 15 mH ±10%(1KHz)
Insulation Resistance: 100 m Ω min
Insulation Class: B
Body Length: 23mm
Shaft Diameter: Φ5mm
Shaft Length: 19mm
Weight: 0.14 kg
Applications
This NEMA 17 Closed Loop Stepper Motor is suitable for:
- CNC Routers
- Laser Engraving Machines
- 3D Printers
- Pick-and-Place Systems
- Robotics and Cobots
- Semiconductor Equipment
- Textile Machinery
- Packaging Machines
- Medical Devices
- Industrial Automation Equipment
Frequently Asked Questions (FAQ)
What is the step resolution of this motor?
The motor has a 1.8° step angle, equivalent to 200 full steps per revolution.
Can this motor be used with microstepping drivers?
Yes. It is compatible with most industry-standard microstepping stepper drivers for smoother motion and higher positioning resolution.
Is this motor suitable for 3D printers?
Yes. Its compact size and precise positioning make it suitable for many desktop 3D printing systems.
Can a gearbox be added?
Yes. Planetary gearboxes can be integrated to increase output torque and improve positioning performance.
Do you offer customization?
Yes. OEM and ODM services are available, including customized shafts, connectors, cables, winding specifications, and branding.
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