StarTech.com 4-port PCI Express RS232 Serial Adapter Card - PCIe Serial DB9 Controller Card 16950 UART - Low Profile - Windows/Linux

The StarTech.com 4-port PCI Express RS232 Serial Adapter Card is the ideal solution for anyone looking to expand their computer's connectivity capabilities. With four RS232 (DB9) serial ports available through a PCI Express (PCIe) slot, this card is perfect for connecting a variety of serial devices, such as printers, card readers, modems, and more. Experience high-speed data transmission rates of up to 921.6Kbps while ensuring compatibility across different operating systems including Windows and Linux. Whether for a low-profile or standard-profile installation, the StarTech.com serial adapter card is designed for ease of use and exceptional performance.

• High-Speed Data Transfer: Supports RS232 speeds up to 921.6Kbps, allowing for rapid communication with your serial devices.
• Flexible Compatibility: Fully compatible with Windows (XP and up) and Linux, this card can be integrated easily into mixed operating system environments.
• Configurable Power Options: The adapter card provides optional 5V or 12V power output on Pin 9 when external power is connected, allowing for versatile usage.
• 256-byte FIFO Buffer: Each port features a 256-byte depth FIFO cache for both the transmitter and receiver, ensuring efficient data handling.
• Easy Installation: Comes with both low-profile and standard-profile brackets, making it suitable for any case form factor.

Technical Details of the Product

• Model: PEX4S03LP
• Ports: 4x DB9 RS232 serial ports
• Chipset: ASIX AX99100
• Baud Rate: Maximum up to 921.6Kbps
• Power Output: Configurable 5V/12V on Pin 9 (up to 2A total)
• FIFO Cache: 256-byte depth per port (transmitter and receiver)
• Compliance: PCI Express 1.1
• Operating System Support: Windows XP and later, Linux

How to Install

Installing the StarTech.com 4-port PCI Express RS232 Serial Adapter Card is straightforward:

1. Shut down your computer and disconnect it from the power source.
2. Open the computer case according to the manufacturer's instructions.
3. Locate an available PCI Express slot on your motherboard.
4. Insert the PCIe serial adapter card into the PCI Express slot firmly and securely.
5. Choose the appropriate bracket (low-profile or standard-profile) and secure it to the case with screws.
6. Close the computer case and reconnect the power source.
7. Turn on your computer and install the necessary drivers (if required), which can be found on the manufacturer’s website.

Frequently Asked Questions

1. Is this card compatible with my operating system?

Yes, the StarTech.com 4-port PCI Express RS232 Serial Adapter Card is compatible with Windows XP and later versions, as well as various distributions of Linux.

2. Can I use this card in a low-profile PC case?

Absolutely! The card comes with a low-profile bracket pre-installed, making it ideal for low-profile cases. Additionally, a standard bracket is also included for regular cases.

3. What devices can I connect to this serial adapter?

You can connect various serial devices such as printers, card readers, modems, scientific sensors, and devices used in automation and control systems.

4. How do I configure the power output for each port?

The power output for each of the four ports can be configured individually to either 5V or 12V through Pin 9 when connected to an external power source.

5. Is there a warranty for this product?

Yes, the StarTech.com 4-port PCI Express RS232 Serial Adapter Card comes with a lifetime warranty and free lifetime technical support to assist you with any issues.