StarTech.com 2-Port PCI Express Serial Card with 16C1050 UART

The StarTech.com 2-Port PCI Express Serial Interface Card delivers a reliable and high-performance solution for connecting RS232 (DB9) serial devices to your desktop PC. Featuring a 16C1050 UART chipset and built-in LED status indicators, this card supports data transfer rates up to 921.6 Kbps, making it ideal for industrial control, automation, server environments, and legacy hardware integration. The card includes low-profile and full-profile brackets for flexible installation, while COM port retention ensures consistent port mapping across reboots. Compatible with Windows and Linux systems, it enables stable serial communication in demanding professional applications.

Product Features

PCIe to Dual Serial Port Interface

This PCIe serial card allows you to connect two RS232 (DB9) serial devices to your desktop via PCI Express. Each port is powered by the high-performance 16C1050 UART, enabling reliable communication with a wide range of industrial and commercial equipment.

Broad Device Compatibility

Connect barcode scanners, receipt printers, PLCs, industrial controllers, lab instruments, and other legacy devices. Each DB9 port supports 5V or 12V power output on pin 9, making it compatible with powered serial peripherals.

Built-In Activity Indicators

LED status lights provide visual feedback for each serial port, helping you monitor communication activity and quickly troubleshoot device connectivity.

Low and Full Profile Bracket Options

Ships with both low-profile (pre-installed) and full-profile brackets to suit a wide range of computer chassis types. Ideal for compact systems and standard desktop PCs.

COM Port Retention

Retains COM port assignments after rebooting, reducing configuration time and improving workflow continuity, especially in multi-device environments.

Cross-Platform Compatibility

Supports Windows and Linux operating systems for versatile deployment across a variety of workstation and server environments.

Product Specifications

• Chipset: ASIX AX99100 with 16C1050 UART
• Number of Ports: 2 x RS232 (DB9 male)
• Interface: PCI Express 2.0 x1
• Baud Rate: Up to 921.6 Kbps per port
• FIFO Buffer: 256 bytes
• Parity Support: None, Odd, Even, Mark, Space
• Data Bits Supported: 5, 6, 7, 8, 9
• Power Output: 5V or 12V on pin 9
• Bracket Options:
  • Low-profile bracket (pre-installed)
  • Full-profile bracket (included)
• OS Compatibility:
  • Windows 10, 8, 7
  • Linux (various distributions)
• COM Port Retention: Yes
• LED Indicators: Yes, for each DB9 port
• TAA Compliant: Yes
• Form Factor: PCIe card
• Ideal Applications:
  • Server rooms
  • Industrial automation
  • Manufacturing systems
  • Medical equipment integration
  • Barcode scanning and receipt printing