Perle UltraPort SI is the ideal solution for applications where multiple serial interface types and a fixed number of local ports is required. With 1 to 16 software selectable serial ports, and industry leading 25Kv ESD protection, the Perle UltraPort SI range offers flexibility, high performance, excellent throughput and reliable solutions that completely outperforms the competition. The Perle UltraPort SI PCI cards are the most advanced serial card solutions on the market today providing a complete range of solutions for retail point of sale, data acquisition, industrial automation, advanced kiosk design and much more. Perle UltraPort SI with software selectable interfaces, provides the ability to make dynamic configuration changes between RS-232, RS-422 and RS-485 without having to take down the server. This ensures maximum availability for mission critical operations. Each port can be configured individually to any interface type.