| Model | 42BLF01 | 42BLF02 | 42BLF03 |
| Number of Poles | 8 | 8 | 8 |
| Number of Phases | 3 | 3 | 3 |
| Nominal Voltage (VDC) | 24 | 24 | 24 |
| Rated speed (RPM) | 4000 | 4000 | 4000 |
| Continuous Torque (N-m) | 0.063 | 0.125 | 0.188 |
| Rated Current (Amps) | 1.9 | 3.4 | 5.7 |
| Output Power (Watts) | 26 | 52 | 78 |
| Peak Torque(N-m) | 0.18 | 0.38 | 0.75 |
| Peak Current (Amps) | 5.7 | 10.2 | 18 |
| Torque constant (N-m/Amps) | 0.035 | 0.036 | 0.036 |
| Back EMF (V/kRPM) | 3.7 | 3.8 | 3.8 |
| Rotor inertia （g·cm2） | 24 | 48 | 72 |
| Body Length (L) （mm） | 47 | 63 | 79 |
| Mass（kg） | 0.29 | 0.38 | 0.58 |