StarTech.com Gigabit Ethernet Fiber Media Converter with Open SFP Slot - MCM1110SFP - Transceiver Modules - CDW.com
Amazon.com: 1000BASE-T SFP to RJ45 Copper Ethernet Module, Gigabit SFP-T Transceiver for Cisco SFP-GE-T, Meraki, Fortinet, Ubiquiti UniFi UF-RJ45-1G, D-Link, Supermicro, Netgear, TP-Link and More, Pack of 4 : Electronics
LFC-10GT-SFP Multi-rate 100M/1G/2.5G/5G/10G RJ45 Ethernet to 10GBase-X SFP+ slot fiber media converter
Hardened Gigabit Mbps RJ45 to SFP | Eaton
Intellinet GbE to SFP Media Converter (510493)
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
GbE RJ45 Copper SFP Transceiver Module (523882)
Dualcomm SFP/SFP+ Ethernet Transceivers
SFP-5000-RJ45A - Fast Ethernet copper SFP transceiver, 10/100Base-TX, max range 100m, RJ45 connector
GbE RJ45 Copper SFP Transceiver Module (523882)
Amazon.com: 10GBase-T RJ45 SFP+ Module, 10G SFP+ RJ-45 Copper Transceiver for SODOLA, SFP to Ethernet, Plug and Play,Hot Pluggable,Up to 30m Distance Copper SFP Modules (1 Pack) : Home & Kitchen