What is the Sandstone 109610451-ST?
The Sandstone 109610451-ST is a SFP optical transceiver module, listed by the manufacturer as "Alcatel Compatible Multi-Rate DWDM SFP, 1000BASE-ZX, OC48-LR2, 100M-2.7Gbps, 1552.52 nm, CH31, 80km SMF LC, DDM, C-Temp, GREEN Latch". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.