... ZJTEX specializes in customizing our wide range of standard designs to meet the needsof demanding OEM applications. Our experienced team of ... ,1600,2000,3200,4000,5000,6400,51200 available,pulse+direction control mode2 motor size 60&86mm,length 54.5&76.5&66 ... current technique,reduce the current noise, no-loading motor speed can reach to 4000rpm5 motor current can be reduced half or 90% automatically ...