Gearbox Specifications:
Outer Diameter | 20mm | |
Material | Metal | |
Direction of Rotation | cw&ccw | |
Gear Backlash | ≤2° (Can be customized) | |
Bearing | Porous Bearing | Rolling Bearing |
Axial Endplay | ≤0.1mm | ≤0.1mm |
Radial Load on Output Shaft | ≤50N | ≤75N |
Operating Temperature Range | -30……+100℃ |
Gearbox Stages: | 1 | 2 | 3 | 4 |
Reduction Ratio | 4/6 | 16/24/36 | 64/96/144/216 | 256/384/576/864/1296 |
Max Rated Torque (gf.cm max) | 10000 | 10000 | 10000 | 10000 |
Max Instant Torque (gf.cm max) | 25000 | 25000 | 25000 | 25000 |
Gearbox Efficiency | 90 | 85 | 80 | 75 |
Length | 17.6 | 22.9 | 28.2 | 33.5 |
Motor Specifications:
Motors (Optional) | Coreless Motor, Brushless Motor, Stepper Motor |
Voltage (Optional) | 3-24V |
Input Speed | ≤15000rpm |
Current | 300mA max |
Performance Data:
Model | Rated Speed | Max Speed | Max Rated Torque | Max Instant Torque | Reduction Ratio | Length(L1) | Overall Length(L) |
rpm | rpm | gf.cm | gf.cm | mm | mm | ||
ZWBMD020020-4 | 1875 | 7500 | 10000 | 25000 | 4 | 17.6 | 42.7 |
ZWBMD020020-6 | 1250 | 5000 | 10000 | 25000 | 6 | ||
ZWBMD020020-16 | 469 | 1875 | 10000 | 25000 | 16 | 22.9 | 48 |
ZWBMD020020-24 | 313 | 1250 | 10000 | 25000 | 24 | ||
ZWBMD020020-36 | 208 | 833 | 10000 | 25000 | 36 | ||
ZWBMD020020-64 | 117 | 469 | 10000 | 25000 | 64 | 28.2 | 53.3 |
ZWBMD020020-96 | 78 | 313 | 10000 | 25000 | 96 | ||
ZWBMD020020-144 | 52 | 208 | 10000 | 25000 | 144 | ||
ZWBMD020020-216 | 35 | 139 | 10000 | 25000 | 216 | ||
ZWBMD020020-256 | 29 | 117 | 10000 | 25000 | 256 | 33.5 | 58.6 |
ZWBMD020020-384 | 20 | 78 | 10000 | 25000 | 384 | ||
ZWBMD020020-576 | 13 | 52 | 10000 | 25000 | 576 | ||
ZWBMD020020-864 | 9 | 35 | 10000 | 25000 | 864 | ||
ZWBMD020020-1296 | 6 | 23 | 10000 | 25000 | 1296 |
* The above specifications are subject to change without prior notice. They are for reference only and can be customized as required.
20MM 12V Metal DC Motor

Application
It can be widely used in automotive drives, communication equipment, home automation, medical technology, consumer products, intelligent robot drives, etc., and we can provide customized gear motors for customers.
Features
- Overview
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Gearbox Specifications:
Outer Diameter 20mm Material Metal Direction of Rotation cw&ccw Gear Backlash ≤2° (Can be customized) Bearing Porous Bearing Rolling Bearing Axial Endplay ≤0.1mm ≤0.1mm Radial Load on Output Shaft ≤50N ≤75N Operating Temperature Range -30……+100℃ Gearbox Stages: 1 2 3 4 Reduction Ratio 4/6 16/24/36 64/96/144/216 256/384/576/864/1296 Max Rated Torque (gf.cm max) 10000 10000 10000 10000 Max Instant Torque (gf.cm max) 25000 25000 25000 25000 Gearbox Efficiency 90 85 80 75 Length 17.6 22.9 28.2 33.5 Motor Specifications:
Motors (Optional) Coreless Motor, Brushless Motor, Stepper Motor Voltage (Optional) 3-24V Input Speed ≤15000rpm Current 300mA max Performance Data:
Model Rated Speed Max Speed Max Rated Torque Max Instant Torque Reduction Ratio Length(L1) Overall Length(L) rpm rpm gf.cm gf.cm mm mm ZWBMD020020-4 1875 7500 10000 25000 4 17.6 42.7 ZWBMD020020-6 1250 5000 10000 25000 6 ZWBMD020020-16 469 1875 10000 25000 16 22.9 48 ZWBMD020020-24 313 1250 10000 25000 24 ZWBMD020020-36 208 833 10000 25000 36 ZWBMD020020-64 117 469 10000 25000 64 28.2 53.3 ZWBMD020020-96 78 313 10000 25000 96 ZWBMD020020-144 52 208 10000 25000 144 ZWBMD020020-216 35 139 10000 25000 216 ZWBMD020020-256 29 117 10000 25000 256 33.5 58.6 ZWBMD020020-384 20 78 10000 25000 384 ZWBMD020020-576 13 52 10000 25000 576 ZWBMD020020-864 9 35 10000 25000 864 ZWBMD020020-1296 6 23 10000 25000 1296 * The above specifications are subject to change without prior notice. They are for reference only and can be customized as required.
- Drawing
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20MM 12V Metal DC Motor
- Application
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ApplicationIt can be widely used in automotive drives, communication equipment, home automation, medical technology, consumer products, intelligent robot drives, etc., and we can provide customized gear motors for customers.Features