... MILL , 5. 0A + CNC DB25 Breakout Board adapter Kit CNC 3 Axis Stepper motor Driver ROUTER,MILL , 65. 0A + CNC ... 5 A to 5A(1.5A,2.0A, 2.5A,3.0A,3.5A,4.0A,4.5A,5.0A) Resolution: 1 ... connector. DB25 Output Pin:P1,P2,P3,P4,P5,P6,P7,P8,P9,P14,P16,P17. DB25 Input Pin: P10,P11 ... Optical-coupler. High quality with Surface-mount Tech. sw_3AXIS_5A_001 CNC 3 Axis Stepper motor Driver ROUTER,MILL , 5A + CNC DB25 ...