1 pair 120km SC connector gbic single mode single fiber SFP module WDM/BIDI 1.25G A/B 1310/1550nm - buy at the price of $89.99 in aliexpress.com | imall.com
sfp-3524s-02-sc - optic
MikroTik S-35/53LC20D, Pair SFP Modul, single mode-S-3553LC20D
Customized sfp single mode sc 2.5Gb/s BIDI 20km 9/125µm DFB transceiver Manufacturers, Suppliers - China Factory Direct Price - HTF
COMNET 1000Mbps SFP Single Mode 1310/1550nm Transceiver SFP-22A