NEMA 23 stepper servo motor: This frame size 57-112mm NEMA 23 closed loop stepper motor, equipped with a 1000cpr incremental optical encoder, has a rated current of 4.6A and a holding torque of 3.0Nm and a keyway shaft type. It offers higher accuracy, higher output torque, higher speed, lower motor heating, lower power consumption, and faster response to drive controllers compared to open loop stepper motors. Recomended drive: Leadshine CL57C Closed-Loop Stepper Motor Drive
NEMA 23 stepper servo motor Specification

- Part Number: 57AI112EC-1000
Step Angle: 1.8deg
Bipolar/Unipolar: Bipolar
Holding Torque: 3.0Nm
Rated Current/phase: 4.6A
Driving Voltage: 24-48VDC
Frame Size: 57x57mm
Body Length: 135mm
Shaft Diameter: Φ8mm
Shaft Length: 21mm
Keyway Length: 15mm
Encoder Type: Incremental Optical
Encoder Resolution: 1000CPR
A small tip:
A servo motor is a type of electric motor that is designed to rotate a shaft to a specific angle with high precision. Unlike a regular DC motor, which simply spins when voltage is applied, a servo motor can be controlled to turn to a specific position and hold it there.
Overall Size

Motor 4 Leads Connection: A+(Black), A-(Green); B+(Red), B-(Blue)
Encoder 6 Leads Connection: A+(Black), A-(Blue); B+(Yellow), B-(Green), 5V(Red), GND((White)
If you need a PDF data sheet, please send an email to: info@frankhumotor.com!
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