DP CyberSerial 4S PCIe easily adds four RS-232 serial ports to PCI Express enabled computer systems, PCI Express x1 Interface, Flexible Power Output, Dual-Profile Design, TAA compliant
4-Port RS-232 Expansion
Instantly adds four high-speed RS-232 (DB9) serial ports to any PCI Express–enabled system for reliable device connectivity. Perfect for connecting industrial equipment, POS systems, and serial devices
High-Speed Performance
Features 16550 UART with 256-byte FIFO buffers, supporting asynchronous baud rates up to 921.6 Kbps for smooth data transmission
Flexible Power Output
Each port supports standard RS-232 or selectable 5V / 12V power for powered devices such as scanners and POS displays (configurable via jumpers)
Wide Compatibility
PCI Express x1 interface works 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 both full-height and low-profile brackets for easy installation in standard or compact PC chassis
TAA Compliant
Our device complies with the Trade Agreements Act (TAA), meeting the highest standards of quality and compliance for government and commercial applications