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Mellanox MCX311A-XCAT ConnectX-3 EN 10G Ethernet 10GbE SFP+ PCIe NIC LC Cable | eBay
30m RJ45 10G UTP Ethernet Port Copper SFP Transceiver
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Solo10G SFP+ 10GbE PCIe Card with SFP+ Module – SONNETTECH
LFC-10GT-SFP Multi-rate 100M/1G/2.5G/5G/10G RJ45 Ethernet to 10GBase-X SFP+ slot fiber media converter