The RocketPortŪ family of serial port cards make high-performance
device connectivity reliable, cost-effective, and easy. Expand the
amount of I/O devices you can connect and control from your PC. A wide
array of port densities, interfaces, surge protection, and rack mount
options means there is one to fit your networking needs.
4-32 ports, RS232, RS422, and RS485 options, low profile or standard, 32 or 64 bit, 3.3 or 5 Volt, communications speeds up to 921Kbps, and RoHS2 compliant.