SIIG DP CyberSerial 4S PCIe Multiport Serial Adapter with PCI Express x1 Interface

SIIG DP CyberSerial 4S PCIe, PCI Express x1 Interface, Dual-Profile Design, TAA Compliant

The SIIG DP CyberSerial 4S PCIe is a versatile expansion card designed to add four high-speed RS-232 serial ports to your PCI Express-enabled systems. Ideal for industrial automation, POS terminals, and serial device connections, this plug-in card offers reliable and efficient communication capabilities. Its PCI Express x1 interface ensures broad compatibility with various slot configurations including x1, x4, x8, and x16, making installation straightforward in both standard and compact PC chassis. The dual-profile design allows for flexible deployment in different system environments, while the TAA compliance ensures suitability for federal projects and institutional use.
Featuring 16550 UARTs with 256-byte FIFO buffers, this adapter supports asynchronous baud rates up to 921.6 Kbps, enabling smooth and high-speed data transfer for demanding applications. Each serial port can deliver standard RS-232 signals or be configured to provide 5V or 12V power output, accommodating powered serial devices such as barcode scanners and POS displays. The onboard power connector ensures stable operation and consistent power delivery across all ports, reducing communication errors and improving overall system reliability.
Installation is simplified with included full-height and low-profile brackets, allowing flexible fitting into various chassis types. The adapter supports multiple serial formats, from 5 to 9 data bits, ensuring compatibility with a wide range of serial devices. Hardware and software flow control options further enhance dependable communication, making this device suitable for complex industrial environments or mission-critical POS systems. The package includes essential accessories such as a fan-out cable, voltage jumpers, a Y-split power cable, and a user manual, providing everything needed for quick setup and integration. Built in Taiwan by SIIG, Inc., this product comes with a two-year warranty, emphasizing quality and durability for long-term use.
Whether expanding your system’s serial port capacity or upgrading legacy equipment, the SIIG DP CyberSerial 4S PCIe offers a reliable, high-performance solution for professional applications requiring robust serial communication.

Features:

• 4-Port RS-232 Expansion: Instantly adds four high-speed RS-232 (DB9) serial ports to PCI Express-enabled systems for reliable device connectivity. Ideal for industrial equipment, POS systems, and serial devices

• High-Speed Performance: Equipped with 16550 UARTs and 256-byte FIFO buffers supporting asynchronous baud rates up to 921.6 Kbps for smooth data transfer

• Flexible Power Output: Each port supports standard RS-232 or configurable 5V / 12V power to powered devices like scanners and POS displays, configurable via jumpers

• Wide Compatibility: PCI Express x1 interface compatible with slots of all lane widths (x1, x4, x8, x16) and supports multiple serial formats (5-9 data bits)

• Reliable & Stable Operation: Onboard power connector ensures steady power delivery; supports hardware and software flow control for dependable communication

• Flexible Installation: Comes with full-height and low-profile brackets for easy installation in standard or compact PC chassis

• TAA Compliant: Meets industry standards for government and institutional use, ensuring compliance for federal projects