The S15**…12MS… series offers ultra-compact 12mm micro step gearmotors with precision metal CNC spur gearboxes. Available in 2 to 7 stages and multiple reduction ratios (3–1000), they deliver up to 100 mNm rated torque and up to 300 mNm momentary torque. Ideal for medical, scientific, and industrial equipment, with custom special coil and lead wire options.
| Gearbox stages | Unit | 2 | 4 | 4 | 5 | 5 | 7 |
|---|---|---|---|---|---|---|---|
| Reduction ratio | — | 3.5.10 | 17.20.30.36 | 50.63.100 | 110.150 | 210,250,298, 380 | 372,625, 1000 |
| Max. rated torque | mNm | 20 | 30 | 40 | 50 | 80 | 100 |
| Max. momentary torque | mNm | 60 | 90 | 120 | 150 | 240 | 300 |
| Length（L） | mm | 9 | 9 | 9 | 9 | 9 | 12 |
| Shell material | — | Metal | – | – | – | – | – |
| Gear processing technology | — | Metal CNC | – | – | – | – | – |
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
