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Dual Port PCI Express RS-232 DB9 Serial Port Card for Windows XP, Vista,7, 8.x, 10, 11 32/64bit and Linux PCs, PCIE 2X DB9 Card
XRIKUI

XRIKUI Dual Port PCI Express RS-232 DB9 Serial Port Card for Windows XP

Bottom line: The Dual Port PCI Express RS-232 DB9 Serial Port Card for Windows XP is a specs-and-price decision rather than a crowd-consensus one in the expansion cards category, priced around $16.99 on Amazon as of 2026-10-06. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.

$16.99

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Buy on Amazon — $16.99 Compare to similar expansion cards

By , Founder & Editor-in-Chief · Listing data updated

Mike Perry — Hardware researcher since 2014. For retro PC hardware and period-correct parts, synthesises manufacturer documentation, community compatibility lists and marketplace listings rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference.

*Price sourced from Amazon.com. Last updated 2026-10-06. Price and availability subject to change.

Pros & Cons

Pros

  • ✓ Backed by XRIKUI's warranty and support channels

Cons

  • ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
  • ✗ Price, stock, shipping and returns are set by the retailer and may have changed since this page was last updated

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SpecPicks Verdict

SpecPicks scored Dual Port PCI Express RS-232 DB9 Serial Port Card for Windows XP using a rating × review-volume × price-fit model applied to published specs and reviews across the expansion cards category. XRIKUI's expansion cards lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for expansion cards of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

  • Dual Serial Ports: Provides two independent RS232 serial ports, enabling connections with multiple serial DB9 port (RS232 communication) devices, significantly expanding your system's connectivity.
  • Wide Compatibility: Requires driver installation for Windows XP, Vista, 7, 8.x, 10, 11 (32/64-bit) systems. For Linux kernels 2.6.x, 3.x, 4.x, 5.x, source code on the driver CD can be compiled.
  • Advanced Chip Solution: Utilizes the ASIX AX99100 solution supporting 256-byte depth FIFO transfer on-chip, suitable for Intel, AMD, and ARM hardware platforms.
  • Versatile Bracket Design: Comes with a full-size bracket for standard PCs and a low-profile bracket for 2U computers. Compatible with PCIe x1 slots and also fits x4, x8, x16 slots.
  • Important Notes:Ensure your computer has an available PCIe slot,for 2U computers, manually replace with the low-profile bracket,for desktop computers, install the correct driver from the Mini-CD.

Full Specifications

BrandXRIKUI
StyleClassic
Style NameClassic
Unit Count2 Count
Model NumberXRIKUI-DP-PCIE-RS232-3264-LINUX
CompatibilityLinux
Compatible DevicesDesktop, Industrial Equipment
Hardware InterfacePCI
Warranty Description2 year manufacturer
Advanced Chip SolutionUtilizes the ASIX AX99100 solution supporting 256-byte depth FIFO transfer on-chip, suitable for Intel, AMD, and ARM hardware platforms.
Full listing titleDual Port PCI Express RS-232 DB9 Serial Port Card for Windows XP, Vista,7, 8.x, 10, 11 32/64bit and Linux PCs, PCIE 2X DB9 Card

Ready to buy?

Dual Port PCI Express RS-232 DB9 Serial Port Card for Windows XP, Vista,7, 8.x, 10, 11 32/64bit and Linux PCs, PCIE 2X DB9 Card is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

Buy on Amazon — $16.99

*Price sourced from Amazon.com. Last updated 2026-10-06. Price and availability subject to change.

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Dual Port PCI Express RS-232 DB9 Serial Port Card for Windows XP, Vista,7, 8.x, 10, 11 32/64bit and Linux PCs, PCIE 2X DB9 Card
$16.99
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