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 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.

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 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.

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.

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.

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