Rtelligent 57AM13 Stepper Motor, 57mm , 1.3 N·m Holding Torque, 8mm Shaft

The 57AM13 NEMA 23 Closed-Loop Stepper Motor is a high-performance hybrid motor designed for precision motion control in industrial and automation systems.

It features a 1.8° step angle with encoder feedback, ensuring zero step loss and improved positioning accuracy. Delivering high torque output with smooth and stable operation, it provides servo-like performance at a lower cost. Built with optimized electrical characteristics, it offers low heat generation and high efficiency during continuous operation.

This motor is ideal for CNC machines, engraving systems, robotics, pick-and-place units, packaging machines, and other demanding automation applications requiring reliability, precision, and consistent torque output.

Features:

1. Closed-loop control with encoder feedback
2. Eliminates step loss for accurate positioning
3. High torque output for heavy-duty applications
4. Smooth and low-noise operation
5. Servo-like performance at lower cost
6. Low heat generation and high efficiency
7. 1.8° step angle for precise motion control
8. Suitable for CNC, robotics, and automation systems

Specifications:

1. Motor Type: 2-Phase Hybrid Stepper Motor
2. Shaft Diameter: 8 mm
3. Frame Size: NEMA 23 (57 × 57 mm)
4. Holding Torque: 1.3 N·m
5. Rated Current: 3.0 A per phase
6. Step Angle: 1.8° ±5%
7. Number of Phases: 2
8. Phase Rated Voltage: 1.26V
9. Rotor Inertia: 260 g·cm²
10. Insulation Class: Class B
11. Operating Temperature: -20°C to +50°C
12. Humidity Range: 15%–90% RH
13. Shaft Load (Radial): 25 N max
14. Shaft Load (Axial): 5 N max
15. Dimensions: 57 x 57x 58 mm
16. Weight: 722 g

Package Includes:

1 x Rtelligent 57AM13 Stepper Motor, 57mm , 1.3 N·m Holding Torque, 8mm Shaft