What is the Sandstone 3HE09255AA?
The Sandstone 3HE09255AA is a CFP2 optical transceiver, listed by the manufacturer as "Alcatel-Lucent Compatible 100G CFP2, 100GBASE-ER4/OTU4, 1310 nm, 40km SMF LC, DDM, C-Temp". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.