407-BBQV - Dell - 40Gbps 40GBase-PSM4-LR Single-mode Fiber 10km 1310nm Duplex LC Connector QSFP Transceiver Module 407-BBQV - Dell - 40Gbps 40GBase-PSM4-LR Single-mode Fiber 10km 1310nm Duplex LC Connector QSFP Transceiver Module $1,793.21 $1,519.67
407-BBGN - Dell - 40Gbps 40GBase-LR4 Single-mode Fiber 10km 1310nm Duplex LC Connector QSFP+ Transceiver Module 407-BBGN - Dell - 40Gbps 40GBase-LR4 Single-mode Fiber 10km 1310nm Duplex LC Connector QSFP+ Transceiver Module $509.21 $431.53
78P2593 - IBM - 40Gbps 40GBase-LR4 Single-mode Fiber 10km 1310nm Duplex LC Connector QSFP+ Transceiver Module 78P2593 - IBM - 40Gbps 40GBase-LR4 Single-mode Fiber 10km 1310nm Duplex LC Connector QSFP+ Transceiver Module $931.55 $789.45
QSFPLR4AO - AddOnICS - Addonics 40Gbps 40GBase-LR Single-mode Fiber 10km 1310nm LC Connector QSFP+ Transceiver Module QSFPLR4AO - AddOnICS - Addonics 40Gbps 40GBase-LR Single-mode Fiber 10km 1310nm LC Connector QSFP+ Transceiver Module $2,201.41 $1,865.60
QSFP-40GE-LR4 - Cisco - 40Gbps 40GBase-LR4 Single-Mode Fiber 10km 1310nm Duplex LC Connector QSFP+ Transceiver Module QSFP-40GE-LR4 - Cisco - 40Gbps 40GBase-LR4 Single-Mode Fiber 10km 1310nm Duplex LC Connector QSFP+ Transceiver Module $823.94 $698.25