| Model | Direct wires | Current | Resistance | Inductance | Max Static Torque | Rotor InertiaTorque | Excess weight |
| A | Ω | Mh | kg.cm | g.cm2 | KG | ||
| 57HS41-20P | four | two | 1.two | two.five | .55 | one hundred fifty | .forty seven |
| 57HS56-30P | 4 | 3 | 1.1 | three | one | 280 | .68 |
| 57HS76-30P | four | 3 | .five | two.4 | one.6 | 440 | 1.05 |
| 57HS84-30P | four | 3 | .57 | two.5 | 2 | 530 | one.13 |
| 57HS100-42P | four | four.two | .nine | 3.8 | two.4 | 680 | one.twenty five |
| 57HS112-42P | 4 | 4.two | .nine | three.8 | two.five | 800 | one.four |
