... driver, hybrid stepping motor driver microstepping driver, current: 2~6A Power input type:24V~55V AC microstepping driver, current: 2-6AQJ6060AC ... for a long time. 2.Half current automatically: if control machine not send out signal in half second, driver enter half ... whether the wiring of electrical machinery is a mistake . CW6060AC high quality stepper motor driver,2A-6A,Power input type:24V~55V AC