The EMAX EMX-AC-1244 is an advanced 4-Axis Controller that provides high performance and accurate control by taking advantage of latest driver chips, high frequency and low voltage stepper motor technology. It has a USB and RS232 interface, allowing for quick connection and compatibility with many devices, and supports Pulse/Direction, SSI, CANopen, and Ethernet mode for controlling motors. With built-in safety and protection features such as emergency stop, electrical overload protection, over-voltage protection, user-defined motion limits, and output over-current protection, the EMAX EMX-AC-1244 is highly reliable and suitable for a wide variety of applications.