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SIIG's DP 4-Port RS422/485 PCI Adapter Card easily adds four RS-422/485 serial ports with 15KV ESD protection to your PCI enabled desktop computer. This high quality RS-422/485 serial adapter card supports serial port data transfer rates of up to 921Kb/s, features built-in 128-byte FIFO buffers and RS-422/RS-485 auto detection and auto switching. The DP 4-Port RS422/485 PCI Adapter Card packs powerful and advanced technologies such as 15KVDC ESD protection for the serial port interface to ensure reliable data transfer, stable performance and long life and dual-profile design to fit into either full height or low profile system chassis with the included brackets.
The DP 4-Port RS422/485 PCI Adapter Card supports a wide variety of Windows operating systems, meets RoHS hazardous materials standards, comes with FCC and CE regulatory approvals and is backed by SIIG's limited lifetime warranty.