Amazon.com: QSFPTEK Gigabit SFP Copper RJ45 Module 1000BASE-T Transceiver Compatible for Cisco GLC-T/GLC-TE/SFP-GE-T, Ubiquiti UF-RJ45-1G, Netgear, D-Link, Supermicro, Other Open Switches, up to 100m (2 Pack) : Electronics
Gigabit Single-Mode SC Fiber to Ethernet Media Converter, Built-in SFP LX Fiber Module, 1310nm, SMF, Duplex, up to 20-KM, 1000Base-LX (Dual SC Fiber) to 10/100/1000Base-TX (UTP/STP/Cat5e/Cat6 RJ45)
Gigabit Single-Mode SC Fiber to Ethernet Media Converter, Built-in SFP LX Fiber Module, 1310nm,
A Pair of Gigabit Ethernet Single-Mode SC Fiber Media Converter, Built-in Bidi SFP LX Fiber Module, 1310nm/1550nm, SMF, up to 20-KM, SC Fiber to 10/100/1000Base-TX (UTP/STP/Cat5e/Cat6 RJ45)
Amazon.com: TRENDnet SFP Multi-Mode LC Module, Up to 550m (1800 Ft), Mini-GBIC, Hot Pluggable, IEEE 802.3z Gigabit Ethernet, Supports Up to 1.25 Gbps, Lifetime Protection, Silver, TEG-MGBSX : Electronics