1 Port PCI Express Serial Card LP (PEX1S553LP) $92 In stock 1 Port PCI Express Serial Card LP (PEX1S553LP) quantity Add to cart SKU: PEX1S553LP Categories: Connectivity Devices, Serial/Parallel & I/O Cards Brand: StarTech.com Description Description 1 Port Low Profile Native RS232 PCI Express Serial Card with 16550 UART Related products USB 3 to HDMI Adapter w/ 1-Port USB Hub (USB32HDEH) $91 In stock Add to cart 2 Port USB HDMI KVM Switch w/ Audio (SV231HDMIUA) $360 In stock Add to cart 8 Port PCI Express RS232 Serial Adapter (PEX8S1050) $369 In stock Add to cart USB-C to GbE Adapter w/ Extra USB port (US1GC301AU) $98 In stock Add to cart DB9 to RJ45 Modular Adapter – F/F (GC98FF) $17 In stock Add to cart