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StarTech 4 Port PCIe Serial Adapter Card with 16550 PEX4S553


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. |
Host Interface: | PCI Express x1 |
Data Transfer Rate: | 128kB/s |
UART Type: | 16C450 |
UART Type: | 16550 |
Platform Supported: | PC |
Number of Serial Ports (External): | 4 |
Form Factor: | Plug-in Card |
Card Height: | Dual-profile |
Height: | 0.7" |
Width: | 5.1" |
Length: | 4.7" |
Weight (Approximate): | 2.60 oz |
Package Contents: |
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Additional Information: |
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Environmentally Friendly: | Yes |
Country of Origin: | China |
Limited Warranty: | Lifetime |
![]() | WARNING: This product can expose you to chemicals including Di(2-ethylhexyl)phthalate (DEHP), which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov. |
- This item cannot be shipped to PO Boxes.
- This item can be shipped only within the U.S.
Special Order Item
This item ships directly from the manufacturer and is not stocked in our warehouse. If stock is available at the manufacturer, the item will ship directly to you, usually within 7 - 15 business days.
Once the order has been sent to the manufacturer it can no longer be canceled.
If payment is made via credit card it will be charged before the order is sent to the manufacturer.
You must contact the manufacturer directly regarding returns and defective items.
We will contact you by email if the item is sold out or backordered (and we were unable to update the site before you placed the order) or if the item will be delayed longer than expected.
We have no control over the speed of the manufacturer's order processing, or whether they will honor your request to ship the item by any particular method.
- UPC: 065030843553
- Mfr's Part #: PEX4S553