All modules are guaranteed compatible with the D-Link DGS-3420-28SC router or switch
Part NumberDescriptionPrice
DEM-310GT1000BASE-LX 10km SMF 1310nm SFP$49.95
DEM-311GT1000BASE-SX 550m MMF 850nm SFP$39.95
DEM-312GT21000BASE-SX 2km MMF 1310nm SFP$79.95
DEM-314GT1000BASE-LH 50km SMF 1310nm SFP$259.95
DEM-315GT1000BASE-ZX 80km SMF 1550nm SFP$149.95
DEM-431XT10GBASE-SR 300m MMF 850nm SFP+$124.95
DEM-432XT10GBASE-LR 10km SMF 1310nm SFP+$149.95
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