Optical Encoder Differential Type Integrated Stepper, 1.2Nm – Nema 23 High Torque Closed_loop Design

Product Overview

The 23E1K-12 is a robust Nema 23 closed-loop stepper motor featuring a differential output optical incremental encoder with 2 channels. Offering a high holding torque of 1.2Nm (169.93oz.in) at 4.0A rated current per phase, this motor ensures precise and reliable closed-loop control with excellent response and minimal heat generation.

Key Features

• High torque 1.2Nm Nema 23 stepper motor with 1.8° step angle

• Integrated optical incremental encoder with differential 2-channel output

• Rated current: 4.0A per phase, low resistance for efficient operation

• Compact design with 77.3mm body length and 8mm shaft diameter

• Suitable for demanding industrial automation and precision applications

Technical Specifications

Electrical Parameters

• Step Angle: 1.8°

• Holding Torque: 1.2Nm (169.93oz.in)

• Rated Current/Phase: 4.0A

• Phase Resistance: 0.45Ω

• Inductance: 1.4mH ± 20% (1kHz)

• Insulation Class: B (130°C / 266°F)

Mechanical Dimensions

• Frame Size: 57 x 57mm (Nema 23)

• Body Length: 77.3mm

• Shaft Diameter: Φ8mm

• Shaft Length: 21mm

• D-Cut Shaft Length: 15mm

• Lead Length: 270mm

• Weight: 0.72kg

Encoder Details

• Encoder Type: Optical Incremental

• Output Channels: 2 Channels (Differential)

• Supply Voltage: 5V

• Output High Voltage: < 4V

• Output Low Voltage: < 1V

Typical Applications

• Heavy-duty CNC machines

• Industrial robotics

• Automation equipment

• Packaging and pick-and-place machines

• Precision positioning systems

Why Choose This Motor?

Powerful Nema 23 closed-loop stepper motor with integrated optical encoder offers precise feedback and high torque for demanding industrial applications.