Intel X520-DA2 10GbE Dual SFP+ NIC w/ FH bracket + 10Gtek RJ45 Copper Module

FS SFP-GB-GE-T 1000BASE-T RJ45 Copper SFP Module 1Gb 100m – Qty 2

HiFiber SFP+ 10GBASE-T ASF-10G-T RJ45 Copper Transceiver Module 10G 30m

MIKROTIK SFP+ to RJ45 10Gbps Copper Module (S+RJ10)

MIKROTIK S-RJ01 Gigabit SFP to RJ45 converter 10/100/1000M copper module

10G SFP+: Copper 10G-T SFP-10G-T 10G T 10G Base-T RJ45, Reprogrammable

Adtran Adva SFP/GBE/Electrical/ Transceiver SFP 1000Base-T Copper RJ45

UBIQUITI RJ45 Copper Ethernet to SFP port connector (UACC-CM-RJ45-1G)