1.Diameters: 57mm 2.Lengths: 56mm;76mm;96mm 3.Continuous torques: 0.11Nm;0.22Nm;0.32Nm 4.Power: 46W;92W;134W 5.Speeds up to 4000rpm;4000rpm;4000rpm 6.Environmental conditions: -10~+40°C 7.Number of poles/phase:4/3 8.Mangnet material:Bonded NdFeB 9.Insulation class:B 10.Optional: electronic drivers, encoders and gearheads, as well as Hall effect resolver and sensorless feedback 11.We can design the special voltage and shaft and so on