4 Port PCI Express Serial Card

StarTech.com 4-Port RS232 PCI Express Serial Card with Breakout Cable – PEX4S553B
Expand your system’s connectivity with the StarTech.com 4-Port RS232 PCIe Serial Card, a powerful solution that adds four RS232 ports using just a single PCI Express slot. Featuring a compact breakout cable, this card is ideal for space-constrained systems, supporting full and low-profile installations for maximum versatility.
With a native single-chip design, this card significantly reduces CPU load—up to 48% lower than conventional bridge-chip models—ensuring faster, more reliable communication with legacy serial devices. It's a perfect choice for connecting printers, scanners, barcode readers, and other serial peripherals.
Engineered for broad compatibility, this multi-port adapter supports Windows, Linux, and macOS, making it suitable for various professional and industrial environments. Each port supports data transfer rates of up to 250Kbps and includes support for both hardware and software flow control.
Whether you're working with point-of-sale systems, industrial equipment, medical devices, or building automation systems, this card offers seamless integration and long-term reliability in demanding applications.
Includes both full-height and low-profile brackets, ensuring compatibility with standard desktops and small form factor systems.

Features:

• Adds four RS232 serial ports via one PCIe slot using breakout cable

• Native single-chip design reduces CPU load and improves stability

• Supports data transfer speeds up to 250Kbps per port

• Compatible with Windows, Linux, and macOS systems

• Includes both full-profile and low-profile brackets for installation flexibility

• Compliant with PCI Express Base Specification Rev. 1.0a

• Supports hardware and software flow control for reliable data transmission

• Ideal for use in POS systems, medical and lab equipment, industrial control, and more

• Replaces model PEX4S552B

Attributes:
MPN: PEX4S553B
Model: PEX4S553B
Size: All
Color: Black
Age Group: Adult
Gender: Unisex
Weight: 2.45 lb