IBM - 64P0552 - SFP Transceiver 4Gbps Single-mode 4km 1310nm LC 64P0552 - IBM - 4Gbps Single-mode Fiber 4km 1310nm LC Connector SFP Optical Transceiver Module with DOM $62.45 $52.92
Sun - 371-1621 - SFP Transceiver 4Gbps 1310nm 4km Long Wave 371-1621 - SUN - Sun 4Gbps 4km 1310nm Long Wave SFP Transceiver Module $142.40 $120.68
IBM - 77P5893 - SFP Transceiver 1000Base-X 4km 1310nm LC 77P5893 - IBM - 4.25Gbps 1000Base-X Fibre Channel Single-mode Fiber 4km 1310nm Duplex LC Connector SFP (mini-GBIC) Transceiver Module $86.33 $73.16
IBM - 21R9931 - SFP Transceiver 4Gb Single-mode 4km 1310nm LC 21R9931 - IBM - 4Gbps 4GBase-LX Single-mode Fiber 4km 1310nm Duplex LC Connector SFP Transceiver Module $107.37
Addonics - XBR000157AO - SFP Transceiver 4Gbps Fiber Channel Longwave XBR000157AO - AddOnICS - Addonics 4Gbps Fiber Channel Longwave SFP Transceiver Module $2,633.64 $2,231.90