Amazon.com: 1.25G Single Mode SFP LC Module, 1000Base-LX/LH Fiber Transceiver for Cisco GLC-LH-SMD, Meraki, Ubiquit UniFi, Mikrotik, Intel, Netgear, D-Link and More (SMF,1310nm,20km,DDM) : Electronics
Amazon.com: 1.25G Single Mode SFP LC Module, 1000Base-LX/LH Fiber Transceiver for Cisco GLC-LH-SMD, Meraki, Ubiquit UniFi, TP-Link, Fortinet, Intel, Netgear, Mikrotik and More (SMF,1310nm,20km,DDM) 2 Pack : Electronics
Amazon.com: 2 Pack 1.25G/s Bidi Gigabit Single-Mode Fiber to Ethernet Media Converter with 2PCS Bidi SFP LC Dual Transceiver Module Included, 10/100/1000Base-Tx to 1000Base-LX SMF RJ45 to SFP Slot up to 550M :
Amazon.com: 1.25G SFP Transceiver 1000Base-LX, 1310nm SMF, up to 10 km, Compatible with Ubiquiti UniFi UF-SM-1G : Electronics
Amazon.com: 1G SFP LX for Netgear AGM732F 1000BASE-LX/LH 1.25Gb/s Mini-GBIC SFP Transceiver Modul,Single Mode,1310nm 20km LC DOM : Electronics
Amazon.com: TP-Link Gigabit SFP module | 1000Base-LX Single-mode Fiber Mini GBIC Module | Plug and Play | LC/UPC interface | Up to 10km distance (TL-SM311LS) : Electronics
Amazon.com: 1.25 Gigabit Single Mode LC Duplex Transceiver,1000Base-LX Dual Fiber SFP Module,1310nm SMF, up to 10 km,DDM,Compatible with Cisco, Ubiquiti, Mikrotik,Netgear, Dlink,Linksys and More (1000M, x4) : Electronics