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StarTech PEX2S553 Serial Adapter - Low-profile Plug-in Card - PCI Express - PC, Mac, Linux - 2 x Number of Serial Ports External

StarTech PEX2S553 Serial Adapter - Low-profile Plug-in Card - PCI Express - PC, Mac, Linux - 2 x Number of Serial Ports External

Regular price $109.00
Regular price Sale price $109.00
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  • Customer Satisfaction
  • 30 days change of mind return policy
  • Manufacture Warranty

Change of Mind Returns:

We want you to be happy with your purchase. That’s why we offer a 30-day change of mind return policy, allowing you to request a return for a refund or exchange within 30 days of receiving your order. Please note that return shipping costs will be deducted from the refund amount as follows: 

For small, single items under 1kg with free shipping, a $10.70 charge will be deducted.

The return postage cost will be deducted for other free shipping orders based on the item’s weight and dimensions.

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StarTech PEX2S553 Serial Adapter - Low-profile Plug-in Card - PCI Express - PC, Mac, Linux - 2 x Number of Serial Ports External


  • PEX2S553 Serial Adapter - Low-profile Plug-in Card - PCI Express - PC, Mac, Linux - 2 x Number of Serial Ports External
  • 2 PORT SERIAL CARD: Serial controller card w/16550 UART based on ASIX MCS9922CV-AA, allows 2x DB9 ports w/bi-directional RS232 speeds up to 460.8Kbps per port, available 128 byte FIFO buffer | Upgraded version of our popular card PEX2S552
  • OPTIONAL CONFIGURABLE POWER: PCI Express RS232 Serial Adapter Card provides choice of 12v, 5v, or none through pin 9; Each of the 2 ports are individually configurable
  • STANDARD PROFILE & LOW PROFILE BRACKET: PCIe multiport serial card comes w/ a standard bracket pre-installed & 2x low profile brackets incl for versatile install; supports Windows & Linux
  • VERSATILE APPLICATIONS: For standard profile desktop/servers with uses in point of sale terminals, PLCs, control/automation in factories, scientific sensors, medical equipment, scanners, oscilloscope
  • THE IT PRO’S CHOICE: Designed and built for IT Professionals, this PCIe serial adapter card is backed for life, including free lifetime 24/5 multi-lingual technical assistance