Features 1、Better Design: Standard single pulse interface can provide semi automatic current lock function, energy saving. 2、Smart Control: 1.4A‑5.6A 8 gear optional current values, 20‑50V DC power supply voltage, and the semi enclosed case can adapt to more environments. 3、Reliable Work: High speed optocoupler isolation signal, strong anti high frequency interference ability. 4、Safer Working: Built in overheating, overcurrent, overvoltage, undervoltage protection, up to 1285 subdivisions to choose from. 5、Good Matching: Can drive 4, 6, and 8 wire 2 phase stepper motors. The control signal is 5‑24V universal, and no series resistance is required. Specification Item Type: Stepper Motor Driver Material: ABS, aluminium alloy. Minimum Typical Maximum Unit Output Current 1.4 - 5.6 A Input Supply Voltage 20 24/36 50 VDC Control Signal Input Current 7 10 16 mA Step Pulse Frequency 0 - 200 KHZ Insulation Resistance 500 - - MΩ Cooling Method Free cooling or forced air cooling. Temperature 0~+50℃ Humidity 40-90%RH Vibration 10-55Hz/0.15mm Storage Temperature -20~+65℃ Package List 1 x Stepper Motor Driver