Orders placed after 4PM on weekdays will not ship until the next business day. Orders placed after 11AM Fridays will not ship until the following Monday.
Faster shipping methods may be available; just upgrade during checkout.
*Some exclusions apply.
Enter new zip code to refresh estimated delivery time.
The 4-Port RS-232 Serial Native PCIe Adapter Card with 16550 UART from StarTech lets you add 4 RS-232 serial ports to any standard or small form factor computer through a PCIe expansion slot. Based on a native single-chip design, this adapter card allows you to harness the full capability offered by PCIe, while reducing the load applied to the CPU by as much as 48% over conventional bridge-chip serial cards. The RS-232 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.
Native single-chip, single lane PCIe chipset delivers true PCIe performance, up to 48% more efficient than bridge-chip designs
Standard and low-profile/half-height brackets included to ensure fitment in any system
Four high-speed RS-232 serial ports deliver data transfer rates up to 128 Kb/s