... integrated to Nema 17 or Nema 23 stepper motors Stepper Controller with Drives UIROBOT 1.UIM240 parallel port step driver2.Miniature ... drive are a series of miniature, high performance stepper motor controller. They can be mounted onto NEMA17, 23, 34 and 42 ... , Step, Direction, and Enable signals Handling, Storage and Size:Cooling Type: Free airWorking Environment: Free of heavy dust, oil mist and ...