StarTech.com 4-Port RS232 Serial PCI-Express Adaptor Card

The StarTech.com 4-Port RS232 Serial PCI-Express Adaptor Card is an essential solution for adding multiple legacy serial connections to a modern desktop or server. It provides four additional RS232 serial ports, allowing you to connect and manage devices such as card readers, label printers, point-of-sale PIN pads, industrial modems, and other specialised equipment that still rely on serial communication.

Equipped with a high-performance ASIX AX99100 chipset, this card supports a maximum data transfer rate of up to 921.6 Kb/s, ensuring fast and reliable communication for demanding applications. It features a compatible industry-standard 16950 UART and includes a generous 256-byte depth FIFO cache per transmitter and receiver to enhance data throughput and reduce CPU overhead.

Key Features & Flexibility

• The card offers flexible configuration, supporting 9, 8, 7, 6, or 5 data bits per port to match the requirements of your connected devices.
• A unique feature is the provision of 5V/12V power output on pin 9, which can be utilised when an external power source is connected, ideal for powering certain peripherals directly.
• For installation versatility, the card comes pre-fitted with a low-profile bracket, perfect for compact or small form-factor cases, and includes a full-size bracket in the box for standard PC towers.
• Connectivity is provided via a supplied 4-way breakout cable, which terminates in four standard 9-pin D-Sub male connectors for easy device hook-up.

Broad Compatibility

This adaptor card uses a PCI-Express x1 interface for broad motherboard compatibility and offers reliable driver support for modern Windows 7, 8, and 10 operating systems, as well as Linux kernels 2.4 to 2.6.x (LTS versions). Its robust construction and proven chipset make it a dependable choice for commercial, industrial, and point-of-sale environments where legacy serial device support is non