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Product description
Model:KG-20A180 12v 20mm metal gearmotor
Diameter:20mm
Length:32.1mm+gearbox
Characters:
1.Small size dc gear motor with low speed and big torque
2.20mm gear motor provide 0.03Nm torque and more reliable
3.Suitable to small diameter, low noise and big toque application
4.Dc Gear motors can match encoder,3ppr
5.Reduction Ratio: 10、12.5、25、31、50、62、78、100、125、156、195、250、313、391、488
Gearbox features:
1. It adopts all metal instrument precision spur gear tower structure, which has large torque, long life and stable operation.
2, Using precious metal brush DC motor, low noise, stable performance, low power consumption, can be driven by solar cells.
3. Meet EU environmental protection standards.
4. Appearance and structural design strive to be thin, short, compact, and lightweight.
5. Make the modulus of the gear to a minimum of 0.15mm within a limited volume.
Motor Specifications:
1. Rated Voltage: 3.0-12V
2. No Load Speed: 6-1000 rpm
3. No Load Current: 60 mA
4. Rated Load Speed: 5-950 rpm
5. Rated Load Current: 160 mA
Drawing of 20mm 6v 12v micro metal dc gearmotor
Gear ratio and length L of gearbox
|
Number of stages |
3 |
4 |
5 |
6 |
7 |
|
Gear ratio |
9.18 |
25 |
50 |
100 |
250 |
|
12 |
31.2 |
62.5 |
125 |
312 |
|
|
|
|
78 |
156 |
390.6 |
|
|
|
|
|
195 |
488 |
|
|
Length of gearbox L(mm） |
15.7 |
15.7 |
17.2 |
18.7 |
20.2 |
SPECIFICATIONS：
|
MODEL |
V |
NO LOAD |
RATED LOAD |
STALL |
|||||
|
SPEED |
CURRENT |
SPEED |
CURRENT |
TORQUE |
OUTPUT |
TORQUE |
CURRENT |
||
|
KG-20A180-12 |
3 |
800 |
0.55 |
645 |
1.3 |
0.019 |
1.35 |
0.09 |
4.9 |
|
KG-20A180-25 |
6 |
240 |
0.08 |
190 |
0.45 |
0.045 |
1 |
0.19 |
2.0 |
|
KG-20A180-31 |
9 |
300 |
0.09 |
240 |
0.4 |
0.045 |
1.13 |
0.24 |
1.7 |
|
KG-20A180-50 |
2.4 |
166 |
0.27 |
127 |
1.0 |
0.055 |
0.66 |
0.24 |
3.2 |
|
KG-20A180-62.5 |
12 |
105 |
0.06 |
80 |
0.22 |
0.09 |
0.83 |
0.29 |
0.75 |
|
KG-20A180-100 |
15 |
135 |
0.15 |
115 |
0.5 |
0.19 |
0.39 |
0.7 |
2.3 |
|
KG-20A180-125 |
12 |
80 |
0.1 |
65 |
0.4 |
0.175 |
1.2 |
0.44 |
1.8 |
|
KG-20A180-250 |
2.4 |
24 |
0.21 |
19 |
0.52 |
0.24 |
0.5 |
0.4 |
1.6 |
|
KG-20A180-195 |
6 |
64 |
0.2 |
55 |
0.67 |
0.29 |
1.72 |
0.7 |
3.3 |
|
KG-20A180-312 |
6 |
25 |
0.12 |
20 |
0.45 |
0.38 |
0.8 |
0.5 |
2.0 |
|
KG-20A180-488 |
12 |
9 |
0.05 |
7 |
0.1 |
0.34 |
0.25 |
0.7 |
0.5 |
Voltage, Rated torque, Speed, Current, Power and Shaft size can be customized as requirement.