57mm Nema23 Bipolar 2-Phase Hybrid Stepper Motor - 1.8° Step Angle
for CNC Machines
The 57mm Nema23 bipolar 2-phase hybrid stepper motor, featuring a
1.8° step angle, is engineered for CNC machines. Its precise step
control ensures accurate tool positioning, while the bipolar design
delivers reliable torque for cutting and milling tasks. Ideal for
CNC routers and mills, it balances durability with precision to
handle continuous, high-demand operations.
Genaral Specification:
Item | Specifications |
Step Angle | 1.8° |
Step Angle Accuracy | ±5%(full step,no load) |
Resistance Accuracy | ±10% |
Inductance Accuracy | ±20% |
Temperature Rise | 80℃max |
Ambient Temperature | -20℃~+50℃ |
Insulation Resistance | 100 MΩ Min. ,500VDC |
Dielectric Strength | 500VAC for 1minute |
Shaft Radial Play | 0.02Max. (450g-load) |
Shaft Axial Play | 0.08Max. (450g-load) |
| Holding Torque | 3N.m |
Electrical Specification:
| Model No. | Step Angle | Motor Length | Current /Phase | Resistance /Phase | Inductance /Phase | Holding Torque | # of Leads | Detent Torque | Rotor Inertia | Mass |
| ( °) | (L)mm | A | Ω | mH | N.m | No. | g.cm | g.cm | Kg |
| 57BYGH41-2804 | 1.8 | 41 | 2.8 | 0.7 | 1.4 | 0.55 | 4 | 250 | 150 | 0.47 |
| 57BYGH51-2804 | 1.8 | 51 | 2.8 | 0.83 | 2.2 | 1.01 | 4 | 300 | 230 | 0.59 |
| 57BYGH56-2804 | 1.8 | 56 | 2.8 | 0.9 | 2.5 | 1.2 | 4 | 350 | 280 | 0.68 |
| 57BYGH64-2804 | 1.8 | 64 | 2.8 | 0.8 | 2.3 | 1 | 4 | 400 | 300 | 0.75 |
| 57BYGH76-2804 | 1.8 | 76 | 2.8 | 1.1 | 3.6 | 1.89 | 4 | 600 | 440 | 1.1 |
| 57BYGH82-3004 | 1.8 | 82 | 3 | 1.2 | 4 | 2.1 | 4 | 1000 | 600 | 1.2 |
| 57BYGH100-4204 | 1.8 | 100 | 4.2 | 0.75 | 3 | 3 | 4 | 1100 | 700 | 1.3 |
Drawing of 57BYGH56 stepper motor:
Stepper Motor Applications
Stepper motors are widely used across industries due to their precise positioning, reliable performance, and ease of control. Below are the key applications of stepper motors in various
fields.
Why Choose Stepper Motors?
✔ High Precision – Maintain exact positioning without feedback systems (open-loop
control).
✔ Reliable & Durable – Long lifespan with minimal maintenance.
✔ Wide Speed & Torque Range – Suitable for low to medium-speed applications.
✔ Cost-Effective – More affordable than servo motors for many applications.
Whether for industrial automation, medical devices, or consumer
electronics, stepper motors provide accurate, repeatable motion
control in compact and energy-efficient packages.
Looking for a custom stepper motor solution? Contact us for
tailored specifications!
