Crafted with a high-quality single output shaft (6.35mm/8mm) and 4-lead wiring, it ensures smooth rotation, accurate positioning, and low noise. Ideal for both industrial machinery and maker projects requiring consistent torque and stable motion output.

Key Features:

• Model: 57BYG250B

• Type: Nema 23 Stepper Motor

• Holding Torque: 1.2N·m

• Body Length: 56mm

• Shaft Type: Single output (6.35mm / 8mm options)

• Leads: 4-wire bipolar

• Excellent performance in continuous operation

• Durable construction for long-term reliability

Compatible Devices:

• CNC Milling Machines

• 3D Printers (e.g., Creality, Prusa, Anycubic)

• CNC Routers

• Laser Engraving Machines

• Plotters & Robotics Systems

• Automatic Textile and Embroidery Machines (Tajima, Barudan, Brother, SWF compatible with controller setup)

Whether you’re upgrading a CNC system, repairing a 3D printer, or improving embroidery automation, the 57BYG250B Nema 23 Motor ensures precision and smooth operation every time.

NOTE:

Shaft 8mm 80cm means the motor shaft diameter is 8mm,

motor outgoing line is 80cm

Shaft 8mm 3m means the motor shaft diameter is 8mm,

motor outgoing line is 3m

Shaft 6.35mm 80cm means the motor shaft diameter 6.35mm,

motor outgoing line is 80cm

Motor model: 57BYG250B

Current: 3A Output torque: 1.2Nm (Nm)

Body length: 56mm Shaft length: 21mm

Shaft diameter: 6.35/8mm Shaft outlet mode: single shaft

Output mode: default ● shaft diameter 8mm+single flat wire

Nema23 stepping motor wiring diagram Black line A+,

Green line A -, Red line B+, Blue line B-

※ DC 9-42V power supply, 12-24V power supply is the best

※ Control signal input voltage 3.3-24V universal

※ Subdivision precision 1-32 Subdivision is optional

※ Output peak current 4.0A

※ H-bridge bipolar constant current drive

※ Input signal high-speed optocoupler isolation

※ Built in temperature protection and over-current protection

※ Automatic half flow reduces heating

※ Motor noise optimization function

※ Small size and space saving