Cisco SFP-H10GB-CU4M= InfiniBand/fibre optic cable 4 m SFP+ Black

TP-Link Omada 10G Multi-Gigabit SFP Media Converter

£83.02

Lenovo - SFP+ transceiver module - 10GbE - 10GBase-LR - for ThinkAgile

£316.00

Origin Storage 02310CNF Huawei Compatible Transceiver SFP+ 10GBase-ER

£133.78

PLANET GT805A network media converter 1000 Mbit/s 0 nm Multi-mode Black

£51.20

Lindy Fiber Optic Coupler LC to LC, Multi-Mode

£9.98

StarTech.com Extreme Networks 10052 Compatible SFP Module - 1000BASE-L

£31.62