Sunix SER6456A PCI Express Board, 4-Port RS-232, 128-Byte FIFO

The Sunix SER6456A is a PCI Express expansion card designed to add four independent RS-232 serial ports to your system, addressing the need for additional serial connectivity in modern computing environments. Many contemporary motherboards lack sufficient serial ports, limiting the use of serial-based peripherals. The SER6456A bridges this gap by providing four high-quality RS-232 ports, each capable of communication speeds up to 115.2Kbps.​

Key Features:

• Four Independent RS-232 Ports: Expands your system with four additional serial ports, each supporting communication speeds up to 115.2Kbps.​
• SUNIX SUN2410 Controller: Equipped with a high-reliability SUNIX SUN2410 native PCI Express 16C950 UART controller, ensuring stable and efficient data transmission.​
• 128-Byte Onboard FIFO Buffer: Each port features a 128-byte FIFO buffer, enhancing data handling efficiency and reducing CPU load.​
• PCI Express Base Specification Revision 2.0 Compliance: Designed to meet PCI Express Base Specification Revision 2.0, ensuring compatibility with various PCIe slots, including x1, x2, x4, x8, and x16 lanes.​
• Comprehensive Signal Support: Supports a full range of RS-232 signals, including DCD, TxD, RxD, RTS, CTS, DTR, DSR, GND, and RI, catering to diverse serial communication needs.​
• ESD Protection: Provides ±15KV ESD protection for each signal, safeguarding your system against electrostatic discharge and enhancing durability.​

Additional Specifications:

• Type: PCI Express Serial Port Expansion Card
• Compatability: Compatible OS: Windows (7/8/10/11), Linux, DOS Compatible PCIe Slots: x1, x2, x4, x8, x16 (PCIe Gen 1 & 2) Compatible Devices: Any system requiring RS-232 communication such as industrial machines, POS systems, serial modems, barcode scanners, and legacy serial devices