Dell - 407-BBGN - Transceiver QSFP+ 40GBase-LR4 Single-mode 10km 1310nm 407-BBGN - Dell - 40Gbps 40GBase-LR4 Single-mode Fiber 10km 1310nm Duplex LC Connector QSFP+ Transceiver Module $509.21 $431.53
Cisco - QSFP-40G-LR4 - Transceiver QSFP+ 40GBASE-LR4 Single-mode 10km LC QSFP-40G-LR4 - Cisco - 40GBASE-LR4 Single-mode Fibre 10km 1310nm Duplex LC Connector QSFP Transceiver Module $460.51 $374.40
Addonics - JG661AAO - Transceiver QSFP+ 40GBase-LR4 Single-mode 10km LC JG661AAO - AddOnICS - Addonics 40Gbps 40GBase-LR4 Single-mode Fiber 10km 1310nm Duplex LC Connector QSFP+ Transceiver Module $2,201.41 $1,865.60
Juniper - JNP-QSFP-40G-LR4 - Transceiver QSFP+ 40GBase-LR4 Single-mode 10km LC JNP-QSFP-40G-LR4 - Juniper Networks - 40Gbps 40GBase-LR4 Single-mode Fiber 10km 1310nm Duplex LC Connector QSFP+ Transceiver Module $798.22
Juniper - QFX-QSFP-40G-LR4 - Transceiver QSFP+ 40GBase-LR4 Single-mode 10km LC QFX-QSFP-40G-LR4 - Juniper Networks - 40Gbps 40GBase-LR4 Single-mode Fiber 10km 1310nm Duplex LC Connector QSFP+ Transceiver Module $545.62 $443.60