Cisco SFP-10G-SR-S module (S-Class)
The Cisco 10GBASE-SR module supports a link length of 26 meters on standard Fiber Distributed Data Interface (FDDI)-grade Multimode Fiber (MMF). Using 2000 MHz*km MMF (OM3)- up to 300-meter link lengths are possible. Using 4700 MHz*km MMF (OM4)- up to 400 meter link lengths are possible. SFP-10G-SR-S does not support FCoE.