NEMA 23 Linear Actuator Stepper Motor External: This size 57mm model is a NEMA 23 External type lead screw linear actuator stepper motor with a 56mm body length, 1.8 degree step angle and 2.8A rated current. It is integrated with a Φ10mm diameter, 150mm lead screw length and a POM screw nut, the linear travel is 4mm per revolution/0.02mm per step. It has the characteristics of high performance, high thrust, long life, low noise and high efficiency.
NEMA 23 Linear Actuator Stepper Motor External Specification

- Part Number: 57AI56-2804E-150N104
- Motor Type: External
- Step Angle: 1.8deg
- Bi/Unipolar: Bipolar
- Rated Current/phase: 2.8A
- Driving Voltage: 24-48VDC
- Frame Size: 57x57mm
- Body Length: 56mm
- Lead Length: 150mm
- Lead Screw Diameter: Φ10mm
- Lead/Revolution: 4mm
- Lead/Step: 0.02mm
- Number of Leads: 4
- Lead Length: 500mm
- Weight: 700g
- Stepper Drive: DM542
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