The 22V28-213E.201 is an "Ultra EC" Coreless Motor from Portescap. It offers high degree of efficiency and performance, as well as a 40 percent no load speed increase, in a small package size. This motor is an ideal solution for medical, dental and robotics applications, such as linear actuators, pumps, scanners, shuttles and Z-axes. It features a highly efficient coreless motor design, which uses rare earth magnets and is available with a variety of hold-torque options and configured shafts. The motor can operate at up to 3000 RPM, has a voltage rating of 4-7 volts, and comes with a pre-sized 2mm shaft and a 1.2mm flat electrical lead.