Number of stages

4

5

6

7

8

Reduction ratio

18.23

35.44.55

67.84

105.132

161.202

252.316

386.484

606.758

Gearbox length [L"mm

16.2

17.7

19.2

20.7

22.2

Breaking torque(kgf.cm)

2

4

6

8

8

Gearbox efficiency

65%

59%

53%

48%

43%

Motor model

Rated

Volt.

No load

Load

Stall

Current

Speed

Current

Speed

Torque

Output power

Torque

Current

V

mA

r/min

mA

r/min

gf.cm

W

gf.cm

mA

DM-180-006-6000

6

≤65

6000

≤260

5100

15

0.8

≥55

≥1150

DM-180-012-6000

12

≤27

6000

≤150

5100

15

0.8

≥55

≥430

DM-180-012-9000

12

≤80

9000

≤260

7000

20

1.4

≥80

≥1000

DM-180-024-9000

24

≤50

9000

≤150

7800

20

1.6

≥80

≥550

Motor model

Rated

Volt.

No load

Load

Stall

Current

Speed

Current

Speed

Torque

Output power

Torque

Current

V

A

r/min

A

r/min

kgf.cm

W

kgf.cm

A

DM-20RS18001211000-55K

12.0

0.09

196.1

0.33

159.2

0.85

1.38

4.5

1.35

DM-20RS1800123000-316K

12.0

0.02

8.1

0.05

5.5

1.86

0.11

5.8

0.10

DM-20RS1800123500-758K

12.0

0.02

4.1

0.06

2.9

2.48

0.08

8.4

0.15

DM-20RS1800128000-484K

12.0

0.06

16.9

0.20

12.9

3.36

0.45

14.2

0.65

DM-20RS1800128000-758K

12.0

0.05

10.8

0.22

8.6

6.12

0.54

29.9

0.90

DM-20RS18001816500-132K

18.0

0.16

123.1

0.66

97.1

3.94

3.93

18.6

2.56

DM-20RS1800247000-252K

24.0

0.02

27.5

0.08

20.9

1.70

0.36

7.0

0.26