Step Angle Accuracy 

±5%(full step, no load)

Resistance Accuracy 

±10%

Inductance Accuracy  

±20%

Temperature Rise    

80℃max (rated current, 2 phase on)

Ambient Temperature 

 -20℃~+50℃

Insulation Resistance 

100MΩ min,500VDC

Dielectric Strength   

500VDC for one minute

Shaft Radial Play      

0.02mm max(450g load)

Shaft Axial Play      

0.08mm max(450g load)

Max. radial force      

28N(20mm from the flange)

Max. axial force      

10N

Rotation            

CCW

Insulation Class     

B(130℃)

part number

length(mm )

step angle deg

resistance (Ω)

current (A) 
 

voltage

holding torque  (N.cm)

lead wires /pins
 

rotor inetia(g.cm²)

weight(kg)
 

39HS20DF3

20

1.8°

3

1.2

3.6

10.8

4

11

0.13

39HS20DF604

20

1.8°

6.4

0.5

3.2

8

4

11

0.13

39HS20DF50

20

1.8°

50

0.24

12

10

4

11

0.13

39HS20DS13

20

1.8°

14

0.5

7

8

4

11

0.13

39HS20DS65

20

1.8°

65

0.3

19.5

6

6

11

0.13

39HS22DF08

22

1.8°

9.1

0.55

5.005

8.2

4

12

0.135

39HS24DF23

24

1.8°

23

0.48

11.04

10

4

14

0.14

39HS24DF404

24

1.8°

4.4

0.9

3.96

5

4

14

0.14

39HS24DS30

24

1.8°

30

0.4

12

15

6

14