What is the Sandstone SFPGE-EZC59-0ELS-16K?
The Sandstone SFPGE-EZC59-0ELS-16K is a SFP optical transceiver module, listed by the manufacturer as "MSA Compatible 1G CWDM SFP, 1000BASE-EZX, 1590 nm, 160km SMF LC, DDM, C-Temp". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.