BRAND : MicroStepper Driver MODEL : 2DM542 DESCRIPTION : JMC 2DM542 is new digital stepper motor driver which adopts latest 32-bit DSP control technology and built-in microstepping technology. Users can set microsteps within 25600steps/rev., and any current value within rated current range. 2DM542 driver greatly improves stability and reduces noise under low subdivision. Weight : 0.30 kg SPECIFICATION : Supply Voltage: DC24~50V Output Current: 4.5A Logic Input Current: 10-20mA Chopping Frequency: 20 KHz Cooling: Natural Working Surrounding: Avoid dust, oil mist and corrosive gas Working Temp: -15? to 45? CONDITION : USED *TESTED , GOOD RUNNING CONDITION ( PRICE AS PER FOB PRICE ) ( PRICE IS NEGOTIABLE )