EXSYS EX-45368 2-Port RS-232 PCI Express Serial Adapter Card

This PCI Express x1 serial adapter card adds two RS-232 ports to your desktop computer, enabling reliable connection to legacy serial devices such as barcode scanners, industrial equipment, and point-of-sale terminals. With data transfer rates up to 921.6 Kbps per port and a 128-byte FIFO buffer, it ensures smooth and efficient communication even under heavy loads.

Advantages

The card features a high-performance 16C950-compatible UART, which reduces CPU overhead and improves overall system responsiveness. Its 15KV ESD protection safeguards against electrostatic discharge, ensuring long-term reliability in demanding environments. The included low-profile bracket allows installation in both standard and slim desktop cases.

Suitable for

• Connecting legacy RS-232 devices to modern PCs without native serial ports
• Industrial automation and control systems requiring stable serial communication
• Point-of-sale (POS) terminals, barcode scanners, and receipt printers
• IT administrators managing multiple serial devices from a single workstation

Key specifications

• Host Interface: PCI Express x1
• Output Interface: RS-232
• Serial Ports Quantity: 2 ports
• Serial Interface Type: DB9
• Baud Rate: 921.6 Kbps
• FIFO (First In, First Out): 128-byte
• Data Bits: 5, 6, 7, 8
• Stop Bits: 1, 1.5, 2
• Flow Control Support: Hardware (RTS/CTS), Software (XON/XOFF)
• Operating Temperature: 0°C to 70°C
• Windows Operating Systems Supported: XP, Vista, 7, 8, 10, 11, Server 2003, 2008, 2012, 2016, 2019, 2022
• Linux Operating Systems Supported: Kernel 2.6 and later

Recommendations

For optimal performance, install the latest drivers from the EXSYS website and configure the serial ports according to your device requirements. Use shielded serial cables to minimize interference in industrial environments.