Specifications
Manufacturer: StarTech.com
Manufacturer Part Number: PEX4S553
Manufacturer Website Address: http://www.startech.com
Brand Name: StarTech.com
Product Name: 4 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART
Marketing Information:

The PEX4S553 4-Port Native PCI Express RS232 Serial Adapter Card with 16550 UART lets you add 4 RS232 (DB9) serial ports, using a single PCI Express expansion slot.

Based on a native single-chip design, this 4-port serial adapter card allows you to harness the full capability offered by PCI Express (PCIe), while reducing the load applied to the CPU by as much as 48% over conventional bridge-chip serial cards.

The RS232 Serial Adapter Card includes 4 half-height/low-profile brackets, allowing the card to be installed into almost any PC case, regardless of form factor.

Backed by a StarTech.com Lifetime warranty and free lifetime technical support.

More from the Manufacturer

Packaged Quantity: 1
Product Type: Serial Adapter
Technical Information
Host Interface: PCI Express x1
Platform Supported: PC
Interfaces/Ports
Number of Serial Ports (External): 4
Physical Characteristics
Form Factor: Plug-in Card
Card Height: Dual-profile
Height: 17.8 mm
Width: 129.5 mm
Weight (Approximate): 79.4 g