Stepper Motors (Motor Only)


Absolute Encoder Stepper Motors

Absolute Mechanical Encoder Stepper Motors

 

αSTEP AZ Series Stepper Motors with Mechanical Absolute Encoder

  • 0.79 in. (20 mm) up to 3.54 in. (90 mm)
  • 42 oz-in (0.3 N·m) up to 752 lb-in (85 N·m)
  • 0.36° and Geared

Closed Loop Stepper Motors

Closed Loop Stepper Motors

 

αSTEP AR Series Closed Loop Stepper Motors

  • 1.10 in. (28 mm) up to 3.54 in. (90 mm)
  • 42 oz-in (0.3 N·m) up to 442 lb-in (50 N·m)
  • 0.36° and Geared

2-Phase Bipolar Stepper Motors

2-Phase Stepper Motors

 

PKP Series 2-Phase Bipolar Stepper Motors

  • 0.79 in. (20 mm) up to 3.54 in. (90 mm)
  • 2.8 oz-in (0.02 N·m) up to 84 lb-in (9.5 N·m)
  • 0.9°, 1.8° and Geared

2-Phase Unipolar Stepper Motors

2-Phase Stepper Motors

 

PKP Series 2-Phase Unipolar Stepper Motors

  • 0.79 in. (20 mm) up to 3.54 in. (90 mm)
  • 2.8 oz-in (0.02 N·m) up to 64 lb-in (7.3 N·m)
  • 0.9°, 1.8° and Geared

5-Phase Stepper Motors (AC Input)

5-Phase Stepper Motors

 

RKII Series 5-Phase Stepper Motor s (AC Input)

  • 1.65 in. (42 mm) up to 3.54 in. (90 mm)
  • 19.8 oz-in (0.14 N·m) up to 460 lb-in (52 N·m)
  • 0.72° and Geared

5-Phase Stepper Motors (DC Input)

5-Phase Stepper Motors

 

PKP Series 5-Phase Stepper Motors (DC Input)

  • 1.10 in. (28 mm) up to 2.22/2.36 in. (56.4/60 mm)
  • 7.3 oz-in (0.052 N·m) up to 290 oz-in (2.1 N·m)
  • 0.36°, 0.72° and Geared

 


Stepper Motor Comparison

Product Series

AZ Series Closed Loop, Absolute Stepper Motors

AR Series Closed Loop Stepper Motors

PKP Series 2-Phase Bipolar Stepper Motors

PKP Series 2-Phase Unipolar Stepper Motors

RKII Series 5-Phase Stepper Motors

PKP Series 5-Phase Stepper Motors

Closed Loop Absolute Stepper Motors

Closed Loop Stepper Motors

2-Phase Bipolar Stepper Motors

2-Phase Unipolar Stepper Motors

5-Phase Stepper Motors (AC Input)

5-Phase Stepper Motors

Features

Closed Loop,
Mechanical Absolute
Encoder

Closed Loop,
High-Efficiency

High Torque,
Wide Current Range
Standard, High-Resolution
or Flat Type

High Torque,
Wide Current Range
Standard or High-Resolution Type

High-Efficiency
5-Phase

High Torque,
Connector Type
Standard or High-Resolution Type

Basic Step Angle

0.36°

0.36°

1.8°, 0.9°

1.8°, 0.9°

0.72°

0.72°, 0.36°

Driver Required

AZ Series

AR Series

CVD Series Bipolar

CMD Series Unipolar

RKII Series

CVD Series 5-Phase

Driver Power Input

AC or DC

AC or DC

DC

DC

AC

DC

Frame Sizes

0.79 in. (20 mm)
1.10 in. (28 mm)
1.38 in. (35 mm)
1.65 in. (42 mm)
2.36 in. (60 mm)
3.35/3.54 in. (85/90 mm)

1.10 in. (28 mm)
1.65 in. (42 mm)
2.36 in. (60 mm)
3.35/3.54 in. (85/90 mm)

0.79 in. (20 mm)
1.10 in. (28 mm)
1.38 in.(35 mm)
1.65 in. (42 mm)
2.22/2.36 in. (56.4/60 mm)
3.35/3.54 in. (85/90 mm)

0.79 in. (20 mm)
1.10 in. (28 mm)
1.38 in.(35 mm)
1.65 in. (42 mm)
2.22/2.36 in. (56.4/60 mm)
3.35 in. (85 mm)

1.65 in. (42 mm)
2.36 in. (60 mm)
3.35/3.54 in. (85/90 mm)

1.10 in. (28 mm)
1.65 in. (42 mm)
2.22/2.36 in. (56.4/60 mm)

Available Options

Geared Type
Electromagnetic Brake

Geared Type
Electromagnetic Brake

Geared Type
Encoder
Electromagnetic Brake

Geared Type
Encoder
Electromagnetic Brake

Geared Type
Encoder
Electromagnetic Brake

Geared Type
Encoder

Max. Holding Torque

2.8 oz-in up to 752 lb-in

42 oz-in up to 442 lb-in

2.8 oz-in up to 1,062 lb-in

2.8 oz-in up to 64 lb-in

19.8 oz-in up to 460 lb-in

7.3 oz-in up to 53 lb-in

0.02 N·m up to 85 N·m

0.3 N·m up to 50 N·m

0.02 N·m up to 120 N·m

0.02 N·m up to 7.3 N·m

0.14 N·m up to 52 N·m

0.052 N·m up to 6 N·m

Learn More

AZ Series Closed Loop, Absolute Stepper Motors

AR Series Closed Loop Stepper Motors

PKP Series 2-Phase Bipolar Stepper Motors

PKP Series 2-Phase Unipolar Stepper Motors

RKII Series 5-Phase Stepper Motors

PKP Series 5-Phase Stepper Motors

 



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