20Pcs 6V 12V Brushed DC Gear Motor with Spur Gear 0.5kg.cm Brush PMDC Motor
Features:
16mm DC gear motor
Rated torque: 0.5kg·cm
Max momentary torque: 1.0kg·cm
Spur gearbox
Encoder compatible: 1–1024ppr
Reduction ratios: 10, 20, 35, 63, 86, 115, 150, 250, 360
Rated voltage: 6/12VDC
Rated current: 255mA (6V) / 150mA (12V)
No-load speed (without gearbox): 12500RPM (6V) / 12800RPM (6V)
Rated speed (without gearbox): 10000RPM (6V) / 9700RPM (12V)
No-load speed (with gearbox): 35–1230RPM
Rated speed (with gearbox): 33–1000RPM
Rated power: 1.03W (6V) / 0.99W (12V)
Output power: 2W
Motor type: Brushed
Gearbox type: Spur gearbox
Efficiency: IE3
Noise level: 40–50 dB at 30cm
Rotation direction: CW/CCW;
Physical Specifications:
Motor size: 15.5 x 11.8 x 26.4mm
Gearbox length: 11mm
Flange diameter: Φ15.5mm
Shaft length: 4.4mm
Shaft diameter: 3mm
Shaft type: D-cut
D-cut diameter: 2.5mm
Weight: 26g
Applications:
Boats, cars, electric bicycles, home appliances, cosmetic instruments, smart home devices, robot.


| Physical Specification | |
|---|---|
| Shaft Length(mm) | 4.4 |
| Frame Size(mm) | Φ15.5 |
| Gearbox Length(mm) | 11 |
| Gear Ratio | 10:1 / 20:1 / 35:1 / 63:1 / 86:1 / 115:1 / 150:1 / 250:1 / 360:1 |
| Body Length(mm) | 26.4+gearbox |
| Shaft Diameter(mm) | 3 |
| Weight(g) | 26 |
| Shaft Type | D-Cut |
| Single Shaft/Dual Shaft | Single Shaft |
| Gearbox Type | Spur Gear |
| Electrical Specification | |
| Rated Voltage(V) | 6 / 12 |
| Rated Current (A) | 0.255 / 0.15 |
| Rated Speed(rpm) | 9700 / 10000 |
| Rated Power(W) | 1.03 / 0.99 |
| Rated Torque(kg.cm) | 0.01 |







