Cisco SFP-10-25G-CSR-S Gigabit Fibre Multimode 25G Module (Brand New Sealed)
The Cisco 10/25GBASE-CSR Module supports a link length of up to 300/400m over OM3/4 at 10G, and up to 300/400m over OM3/4 at 25G . It also supports link lengths of 82m over OM2 at 10G, and up to 70m over OM2 at 25G.