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NEMA 28 Stepper Motor High Torque 1.8° 2-Phase Hybrid Stepper for CNC, 3D Printer, Robotics, Automation, DIY Projects

Achieve precise motion control with the NEMA 28 Stepper Motor, designed for high performance in a wide range of automation and DIY applications.
  • 11HS3406

  • Zhong Hua Jiang

  • 3.8V

  • 110G

  • 0.8A

  • 53mm

Availability:

  01    General Specification  

This NEMA 28 high torque 2 phase hybrid stepper motor is designed for compact precision motion control systems. It provides 1.8° step angle, 3.8V rated voltage, 0.8A rated current, and stable holding torque for CNC machines, automation equipment, robotics, 3D printers, and OEM motion control projects.

NEMA 28 high torque 2 phase hybrid stepper motor 11HS3406

Item Specifications
No. of Phases 2
Step Angle 1.8° ±5%
Rated Voltage 3.8V
Rated Current 0.8A
Resistance 5.6Ω ±10% at 20°C
Inductance 3.8mH ±20% at 1kHz, 1Vrms
Holding Torque Above 0.06N.m min.
Detent Torque Below 0.4N.cm max.
Rotor Inertia 9g.cm²
Lead Style AWG26 UL1061
Insulation Class Class B
Dielectric Strength 500V AC, 1 minute
Insulation Resistance Above 100MΩ min.
Allowable Thrust Load 3N
Allowable Radial Load 21N on shaft end

  02    Electrical Specification  

Model No. Step Angle Motor Length Voltage Current Resistance Inductance Holding Torque Inertia Weight

° L/mm V A Ω mH mN.m g.cm² g
11HS3406 1.8 53 3.8 0.67 5.6 3.8 60 9 110

  03    Dimension  

NEMA 28 stepper motor dimension drawing

NEMA 28 hybrid stepper motor mechanical dimensions

  Wiring Diagram  

NEMA 28 2 phase stepper motor wiring diagram

  04    Technology Conditions  

Step Angle Accuracy ±5%
Resistance Accuracy ±10%
Inductance Accuracy ±20%
Temperature Rise 80°C Max.
Insulation Resistance 100MΩ Min. 500V DC
Dielectric Strength 500V AC 1 Minute
Allowable Radial Load 21N
Allowable Thrust Load 3N

  05    Product Advantages  

  • 2 phase hybrid stepper motor for precision motion control.

  • 1.8° step angle supports accurate positioning and smooth operation.

  • Compact NEMA 28 frame size for limited installation space.

  • 60mN.m holding torque for lightweight automation and CNC applications.

  • Class B insulation and 500V AC dielectric strength for reliable operation.

  • Suitable for OEM stepper motor projects, CNC motion systems, and automation equipment.

  06    Applications  

  • CNC router and CNC engraving machine axis control

  • 3D printer and small automation equipment

  • Robotics and precision positioning systems

  • Packaging machinery and labeling equipment

  • Medical equipment and laboratory instruments

  • Custom OEM motion control systems

  07    Product Certificate  

Zhong Hua Jiang stepper motor product certificate

  FAQ  

What is the step angle of this NEMA 28 stepper motor?

The step angle is 1.8° ±5%, which supports precise positioning for CNC, automation, robotics, and motion control applications.

What is the rated voltage and current?

The rated voltage is 3.8V and the rated current is 0.8A.

What is the holding torque of this motor?

The holding torque is 60mN.m, suitable for compact precision motion systems that need stable torque output.

What applications is this 2 phase hybrid stepper motor suitable for?

It is suitable for CNC machines, automation equipment, robotics, 3D printers, packaging machinery, laboratory instruments, and OEM motion control systems.

Does this page include the wiring diagram and dimension drawing?

Yes. The product page includes mechanical dimension drawings and a wiring diagram to help engineers confirm installation space and wiring requirements.

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