Mellanox CX4121C Dual Port 25GbE SFP PCIe Adapter Card. The item "Genuine Mellanox CX4121C Dual Port 25GbE SFP PCIe Adapter Card Dell MRT0D" is in sale since Friday, August 30, 2019. This item is in the category "Computers/Tablets & Networking\Other Computers & Networking". The seller is "default-bios" and is located in Marlin, Texas. This item can be shipped to United States.