ST5918 Series
| Type | ST5918S3008 | ST5918M3008 | ST5918L3008 |
| Current per winding [A] | 4,3 | 4,2 | 4,2 |
| Holding torque [Ncm] | 91,9 | 104,7 | 169,7 |
| Resistance per winding [Ohm] | 0,36 | 0,35 | 0,50 |
| Inductance per winding [mH] | 1,10 | 1,30 | 2,6 |
| Rotor moment of inertia [gcm²] | 230 | 290 | 650 |
| Weight [kg] | 0,6 | 0,71 | 1,8 |
| Length "A" [mm] | 51 | 56 | 115 |