Condition: 100% Brand new Item Type: Stepper Motor Driver Model: DM542 Voltage Input Range: 18~48 VDC Maximum Current: 4.2A, Resolution: 0.1A Subdivision Range: 400~25600ppr Signal Input: Differential / Single-Ended, Pulse / Direction Or Double Pulse, 5 ~ 24vdc Level Compatible Impulse Response Frequency: 200KHz Scope of Application: 42 stepper motor(NEMA 17), 57 stepper motor(NEMA 23), 86 stepper motor(NEMA 34) Package List 1 x Stepper Motor Driver 1Suitable for driving 57, 86 series motors 2Excellent mid-range and low-speed performance to meet the needs of most small and medium-sized devices 3Built-in micro-segmentation technology enables high-level segmentation even under low-segment conditions 4It is stable for low and medium speed operation with low noise 5The parameter internal self-tuning function is integrated in the drive, which can automatically generate optimal operating parameters for different motors to maximize the performance of the motor. 6Optically isolated signal input and strong anti-interference ability 7The driver has overvoltage, overcurrent protection