Exsys EX-44041-2 Serial Adapter - PCIe x16 - 2x RS-232 DB9 Male

The Exsys EX-44041-2 is a high-performance serial adapter designed to add two RS-232 serial ports to your computer via a PCI Express slot. Ideal for industrial automation, POS systems, and legacy device connectivity, this adapter ensures reliable data transfer with hardware and software flow control. It supports a wide range of operating systems including Windows, Linux, and macOS, making it a versatile solution for various applications.

Advantages

With the Exsys EX-44041-2, you can easily expand your system's serial connectivity without sacrificing performance. The adapter features a MosChip MCS9901CV chipset, providing data transfer rates up to 921.6 Kbps per port. Its 128-byte FIFO buffer per port ensures smooth data flow, while selectable 5V/12V power output on Pin 9 offers flexibility for different serial devices. The included low-profile bracket allows installation in compact cases.

Suitable for

• Industrial automation and control systems
• Point-of-sale (POS) terminals
• Legacy serial device connectivity (modems, printers, scanners)
• Embedded systems and test equipment

Key specifications

• Interface: PCI Express x1 (compatible with x2, x4, x8, x16 slots)
• Number of Serial Ports: 2
• Serial Port Type: RS-232
• Connector Type: DB9 Male
• Max Data Transfer Rate: 921.6 Kbps per port
• FIFO Buffer: 128-byte transmit/receive per port
• Flow Control: Hardware (RTS/CTS) and Software (XON/XOFF)
• Power Output on Pin 9: Selectable 5V / 12V via jumper
• ESD Protection: 15KV
• Form Factor: Standard Profile (Low Profile bracket included)
• Operating System Support: Windows XP/Vista/7/8/10/11, Server; Linux; macOS
• Certifications: CE, FCC, RoHS

Recommendations

For optimal performance, ensure your system has an available PCI Express slot (x1 or larger). The adapter is compatible with both 32-bit and 64-bit operating systems. For advanced configurations, refer to the user manual for jumper settings and driver installation.