Stepper motor driver 4 axis 1.Input Power 12 - 36V DC power supply. 2.Dimensions 18 * 11 * 4 cm (L*W*H). ... constant flow PWM actuation outputCompatible Stepper motors 2 or 4 phase, 4,6 or 8 lead stepper motors, 3A max. ... step!Adjustable 1.5A-3A drive current settings for each axis - 25%,50%,75%,100% of full current can be ... Supports most parallel software MACH3,KCAM4 etc! Stepper motor driver 4 axis