| Model | Step Angle 2 Phase Excitation | Number of phase | Supply Voltage (DC V) | Winding Resistance (at 20℃) Ω±10% | Rate Current | Holding Torque (mN.m) | Detent Torque (mN.m) | Rotor Inertia (g.cm2) | Insulation Class | Height (mm) |
| 42BY412 | 7.5°±7% | 4 | 24 | 35 | 0.97 | 127 | 15 | 10.0 | E | 22.2 |
| 42BY412 | 7.5°±7% | 2 | 24 | 5.7 | 0.5 | 78 | 13 | 22 | E | 23 |
20*20 mm squared size, Nema 8 standard, 1.8° step angle, up to 3 Ncm holding torque, customizable
130*130 mm squared type short size, 800~2000 W, 1000~5000 rpm, up to 30 Nm, low voltage wire embedding option, customizable
φ57 mm round size, Nema 23 standard, 0.9° or 1.8° step angle, up to 160 Ncm holding torque, customizable
86*86 mm squared size, Nema 34 standard, 1.8° step angle, up to 1300 Ncm holding torque, customizable
