EXSYS PCIe 16-Port RS-232 Serial Card with SystemBase Chipset, 921.6 Kbps, 15KV ESD, Low Profile EX-44316-2

Equipped with the powerful SystemBase SB16C1058PCI chipset, this 16-port RS-232 serial card delivers a blistering 921.6 Kbps per port, making it a powerhouse for industrial automation, POS systems, and multi-device control. With 256-byte FIFO buffers and 15KV ESD protection, it ensures reliable, high-speed data transfer even in demanding environments.

Overview

The EXSYS EX-44316-2 is a PCI Express x1 expansion card that adds sixteen RS-232 serial ports to your desktop or server. It features two internal HD68-pin connectors that break out to sixteen DB9 male ports via the included fan-out cables. The card supports standard and low-profile brackets, fitting both full-height and slimline systems. It is compatible with a wide range of operating systems, including Windows, Linux, and macOS.

What stands out

• 16 high-speed RS-232 ports with per-port data rates up to 921.6 Kbps
• SystemBase SB16C1058PCI chipset for robust, multi-port serial communication
• 256-byte FIFO buffers per port for smooth, uninterrupted data flow
• 15KV ESD protection on all serial ports safeguards against electrical surges
• Supports hardware and software flow control for flexible handshaking
• Includes both standard and low-profile brackets for versatile installation

Technical details

• Host interface: PCI Express x1 (compatible with x1, x4, x8, x16 slots)
• Chipset: SystemBase SB16C1058PCI
• Serial ports: 16x RS-232 (DB9 male via fan-out cables)
• Internal connectors: 2x HD68-pin (for fan-out cables)
• Max data rate: 921.6 Kbps per port
• FIFO buffer: 256-byte TX/RX per port
• Flow control: Hardware (RTS/CTS), Software (XON/XOFF)
• Data bits: 5, 6, 7, 8
• Parity: None, Even, Odd, Space, Mark
• Stop bits: 1, 1.5, 2
• ESD protection: 15KV on all serial ports
• Operating systems: Windows XP/Vista/7/8/10/11, Server 2003-2022, Linux kernel 2.6.x+, macOS
• Form factor: Standard profile with low-profile bracket included
• Included accessories: 2x fan-out cables (each with 8x DB9M connectors)

Our verdict

For professionals needing a high-density serial solution, the EXSYS EX-44316-2 is a top-tier choice. Its combination of speed, reliability, and ESD protection makes it ideal for mission-critical applications. The inclusion of both bracket types ensures compatibility with almost any system, making it a versatile and future-proof investment.