StarTech 4 Port PCI Express PCIe Serial Combo Card - Adds 2 RS232 & 2 RS422/RS485 ports to a computer's PCI Express slot for communication with devices or instruments requiring serial connectivity.

Boost your PC's connectivity with the StarTech.com 2 Port PCIe RS232 Serial Adapter Card. Dual DB9 ports, 16550 UART for reliable data transfer on Windows & Linux

Boost your PC's connectivity with the StarTech.com 1 Port PCI Express RS232 Serial Card. Low profile, 16550 UART, seamless integration for Windows & Linux

Boost your PC's connectivity with the STARTECH.COM 2-Port PCI Express Serial Card. Low profile design, 16550 UART for reliable data transmission

StarTech.com's 4-port PCI Express serial adapter card provides a reliable and efficient solution for connecting multiple devices to your computer via RS232 interface.

StarTech.com's 8-port PCI Express RS232 serial adapter card provides multiport serial DB9 controller and expansion functionality with 16C1050 UART, 15kV ESD protection, and compatibility with Windows and Linux.

StarTech 4 Port RS232 PCI Express Serial Card w/ Breakout Cable - connect up to 4 devices via RS-232 interface, low profile design for easy installation.

Data transfer rate up to 115.2Kbps - Plug and play, I/O adress and IRQ assigned by BIOS - On-chip hardware autoflow control to guarantee no data loss - Supports Windows 7, Vista, XP

4 PORT SERIAL CARD: Serial controller card w/ 16950 UART based on ASIX AX99100, allows 4x DB9 ports w/bi-directional RS232 speeds up to 921.6Kbps per port, available 256 byte FIFO buffer - OPTIONAL CONFIGURABLE POWER: PCIe multiport serial card provides 1

StarTech.com 8-port PCIe RS-232 serial card with low-profile design and compatibility with Windows, Linux, and macOS operating systems.

2 Port RS-422/485 USB to Serial Adapter - Data rate from 300 to 921,600 baud - High Retention USB Socket - Drivers for all popular operating systems including Windows 8 - Works where many other USB to Serial devices do not

StarTech.com 2-port RS232 serial adapter card with 16950 UART for PCI Express expansion slots, compatible with Windows, macOS, and Linux operating systems.

1 Port RS-232 and 1 Port RS-422/485Ethernet to Serial Device Server Data rate from 110 to up to 1 Megabaud User friendly interface, simple to use, powerful in operation Serial Port Tunnelling allows serial cable replacement ove

Tripp Lite (0037332193681 / PCI-D9-02)

Tripp Lite (0037332193636 / PCE-D9-04-CBL) | Tripp Lite 4-Port

STARTECH.COM (0163121452223 / PEX2S5531P) - MosChip MCS9901CV-CC - Wired - PCIe - Data transfer rate: 1.5 Mbit/s - Depth: 105 mm - Height: 20 mm - Package depth: 174 mm - Package Height: 31 mm - Package width: 145 mm