current:0-2A can be stepless adjustable
input voltage:12-36V

4-wire 0-2A can be regulated rate current output, bipolar stepper motor driver Standard parallel port , supports Mach 2, KCAM 4 etc. Optical isolated (IO) and DCDC power isolated to protect the PC parallel port and other equipments Limit and emergency stop port ( standard DB9 port) 4 working modes: mixed mode , fast mode, slow mode, standard mode 4-resolution  : 1  1/2  1/4   1/16 12-36V single power input uses the switch power chip as the 5V power supply, stable and low heat Adopts  RC + 7414 auto semi-flow The relay output can control the main axis the Mach 3 and other softwar can control the spindle to start or to stop easily