DP CyberSerial 4-port Serial Adapter works with PCI Express slots with different lane width. Installs in any available PCI Express slot. Four high-speed 16950 UART serial ports (9-pin) support data rate up to 920Kbps.
ID P40111 S1SIIG's DP 4 Port Industrial RS 232 Universal
PCI Adapter Card with 3KV Isolation is a high performance serial adapter card designed to easily add 4 RS 232 serial ports with 15KV ESD protection to your PCI ...
A new PCI card form factor standard made for space
constrained system designs. Four high speed 16550 UART serial ports (9 pin) support data rate up to 230 Kbps. Will work as standard RS232 port or with 5V or ...
The Comtrol RocketPort Plus uPCI Quad/DB9 serial port expansion card
provides four "native" serial ports utilizing a single PCI card slot and is compatible with all current 3.3 and 5.0 Volt PCI bus architectures.