What is the Sandstone FC95731131?
The Sandstone FC95731131 is a XFP optical transceiver module, listed by the manufacturer as "Fujitsu Compatible 10G XFP, 10GBASE-SR, OC192/STM64-MM, 850 nm, 300m MMF LC, DDM, C-Temp". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.