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Best Serial Port Cards Deals Online in the US (10 deals found)
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant's customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. As an Amazon Associate we may earn from qualifying purchases. We may receive a commission from purchases made through links on our site, which will help us continue to provide you with value.
10 Serial Port Cards deals are available from: Amazon stores, starting from $13.28. The biggest discount we found is 22% on StarTech.com 2-port PCI Express RS232 Serial Adapter Card - PCIe RS232 Serial Host Controller Card - PCIe to Dual Serial DB9 Card - 16950 UART - Expansion Card - Windows & Linux, TAA (PEX2S953) at Amazon. The lowest price we found is $13.28 while the highest is $54.57. Prices for the best Serial Port Cards deals average at $31.25. Last updated on March 15, 2026. We scanned these quality online stores and more to deliver you with the best offers online available for Serial Port Cards.
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Best Choice
LinksTek 2-Port PCI Express RS-232 DB9 Serial Port Card for Windows XP, Vista,7, 8.x, 10, 11 32/64bit and Linux PCs, PCIE RS232 Card, PCIE Serial DB9 Port Card (PCIE-SE2)1. PCIE-SE2 allow users add 2X RS232 BD9 serial Ports on desktop PCs or industrial devices by motherboard PCI Express slot.$26.99
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