Cisco - WSP-Q40GLR4L - Transceiver QSFP 40GBASE-LR4L Single-mode 2km 1310nm WSP-Q40GLR4L - Cisco - 40GBASE-LR4L Single-mode Fibre 2km 1310nm Duplex LC Connector QSFP Transceiver Module $240.42 $195.47
WSP-Q40GLR4L-ACC - Accortec - 40Gbps 40GBase-LR4L Single-mode Fiber 2km 1310nm Duplex LC Connector QSFP+ Transceiver Module for Cisco Compatible WSP-Q40GLR4L-ACC - Accortec - 40Gbps 40GBase-LR4L Single-mode Fiber 2km 1310nm Duplex LC Connector QSFP+ Transceiver Module for Cisco Compatible $2,392.41 $2,027.47
HP - JL286A - Transceiver QSFP+ 40GBASE-LR4L Single-mode 2km LC JL286A - HP - X140 Series 40GBASE-LR4L Single-mode Fibre 2km LC Connector QSFP+ Transceiver Module $2,768.45 $2,250.78
Finisar - FTL4C1QL1L - Transceiver QSFP+ 40GBase-LR4 1310nm 2km LC FTL4C1QL1L - Finisar Corporation - Finisar 41.2Gbps 40GBase-LR4 Single-mode Fiber 2km 1310nm Duplex LC Connector QSFP+ Transceiver Module $56.27 $45.75
HP - JG661A - Transceiver QSFP+ 40GBase-LR4 40Gbps 10km 1310nm JG661A - HP - X140 40Gbps 40GBase-LR4 Single-mode Fiber 10km 1310nm Duplex LC Connector QSFP+ Transceiver Module $176.66 $149.71