What is the Sandstone 82.SOC48SR1131S?
The Sandstone 82.SOC48SR1131S is a SFP optical transceiver module, listed by the manufacturer as "Tellabs Compatible Multi-Rate SFP, OC48/12/3-SR1, 100M-2.7Gbps, 1310 nm, 2km SMF LC, DDM, E-Temp". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.