EXSYS EX-41016-2 2-Port RS-232 PCI Express Serial Card, Low Profile

Add two RS-232 serial ports to any desktop with this PCI Express x1 card, delivering data rates up to 921.6 Kbps per port. The ASIX AX99100 chipset ensures reliable communication for industrial devices, POS terminals, and legacy equipment.

Overview

The EXSYS EX-41016-2 is a low-profile PCI Express card that provides two DB9 male RS-232 serial ports. It supports Windows and Linux, with a 128-byte FIFO buffer per port to handle high-speed data without loss. The card includes both standard and low-profile brackets for flexible installation.

What stands out

• Two independent RS-232 ports with full modem control signals
• High-speed data transfer up to 921.6 Kbps
• Low-profile design fits slim desktop cases
• ESD protection up to 15 kV for robust operation
• Supports 5, 6, 7, or 8 data bits with even, odd, mark, space, or no parity

Technical details

• Interface: PCI Express x1, revision 1.1 (compatible with higher revisions)
• Chipset: ASIX AX99100
• Ports: 2 x RS-232, DB9 male
• FIFO buffer: 128 bytes per port
• Baud rate: up to 921.6 Kbps
• Data bits: 5, 6, 7, 8
• Stop bits: 1, 1.5, 2
• Parity: Even, Odd, None, Mark, Space
• Flow control: Hardware (RTS/CTS), Software (XON/XOFF)
• Operating temperature: 0°C to 70°C
• OS support: Windows 7/8/10/11, Linux Kernel 2.6.x and later

Our verdict

A reliable dual-port serial card for industrial and legacy applications, offering high speed and robust protection in a compact form factor.