10GBase-T SFP+ to RJ45 Copper Transceiver SFP Module for Cisco SFP-10G-T-S 10Gb | eBay
Dell 10Gb SFP+ RJ45 Short Range Transceiver - PGYJT - Ref
Amazon.com: 10GBase-T SFP+ to RJ-45 Transceiver, 10Gbe SFP+ Copper Ethernet CAT6a Module, up to 30-Meter, for Cisco SFP-10G-T-S, Meraki, Ubiquiti UniFi UF-RJ45-10G, Fortinet, Netgear, TP-Link TL-SM5310-T and More : Electronics