What is the Sandstone 3HE04821BA?
The Sandstone 3HE04821BA is a CFP optical transceiver, listed by the manufacturer as "Alcatel / Lucent Compatible 100G CFP, 100GBASE-LR4, 1310 nm, 10km SMF LC, DDM, C-Temp, Low Power". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.