UNO-2668 and UNO-2678 are high-performance controllers from Celeron 400 MHz grade up to Celeron M 1 GHz grade, and both are equipped with eight isolated serial communication ports. They inherit the glory from the UNO family and includes the typical characteristics as it is fanless, robust, and reliable. Furthermore, in order to meet the diverse applications in industrial automation and control, varied interfaces and 1U form factor are suitable for use, especially for rack mounting. Also, LEDs for all ports and modes on the front panel simplify the monitoring status for operation, administration and maintenance. Both UNO-2668 and UNO-2678 are convenient and user-friendly platforms to fulfill a wide range of requirements.