GLC-BX-10U
TLC Fabrik Cisco GLC-BX-10U Compatible 1000BASE-BX SFP Tx1310nm/Rx1550nm...
TLC Fabrik Cisco GLC-BX-10U Compatible 1000BASE-BX SFP Tx1310nm/Rx1550nm 10km DOM Transceiver Module
TLC Fabrik Extreme 10052H Compatible 1000BASE-LX SFP 1310nm 10km DOM Transceiver Module