Plastic Planetary Micro DC Motor - OD: 6mm L: 16.3/18.8/21mm
These compact micro planetary DC gear motors use plastic planetary gears to keep noise low while delivering impressive torque for their size. They’re ideal for micro-robotics, small mechanisms, and consumer electronics where smooth, quiet motion matters.

Technical Parameters
| Size (mm) | Gear Ratio | Voltage Range | Rated Voltage | No-load Speed | No-load Current | Stall Torque | Stall Current |
|---|---|---|---|---|---|---|---|
| 6 × 16.3 | 26:1 | 1.5–6.0 VDC | 3.0 VDC | 1250 rpm | 40 mA | 25 g·cm | 0.2 A |
| 6 × 18.8 | 136:1 | 1.5–6.0 VDC | 3.0 VDC | 240 rpm | 60 mA | 120 g·cm | 0.2 A |
| 6 × 21 | 700:1 | 1.5–6.0 VDC | 3.0 VDC | 47 rpm | 60 mA | 500 g·cm | 0.2 A |
Notes: Stall torque/current are measured at stall (do not run continuously at stall). Specs may vary slightly by production batch.
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