S-31DLC20D|SFP module 1.25G SM 20km 1310nm Units are tested and compatible with RB260GS, RB2011LS, RB2011LS-IN, RB2011UAS-IN, RB2011UASRM, RB2011UAS-2HnD, RB2011UAS-2HnD-IN CCR1036-12G-4S. Compatible con otras marcas. S-31DLC20D,