Cisco - QSFP-40G-ER4= - Transceiver QSFP+ 40Gbps 40GBase-ER4 Single-Mode QSFP-40G-ER4= - Cisco - Single-Mode 40Gbps 40Gbase-Er4 Fiber 40Km 1310Nm Duplex Lc Connector Qsfp+ Transceiver Module $1,297.40 $1,099.49
Juniper - JNP-QSFP-40GE-ER4 - Transceiver QSFP+ 40GBase-ER4 40km 1310nm LC JNP-QSFP-40GE-ER4 - Juniper Networks - 40Gbps 40GBase-ER4 Single-mode Fiber 40km 1310nm Duplex LC Connector QSFP+ Transceiver Module with DOM $5,582.24 $4,730.71
Brocade - 40G-QSFP-ER4 - Transceiver 40Gbps QSFP+ Single-mode 40km 1310nm 40G-QSFP-ER4 - Brocade - 40Gbps 40GBase-ER4 Single-mode Fiber 40km 1310nm Duplex LC Connector QSFP+ Transceiver Module $1,450.76 $1,229.46
Accortec - QSFP-40G-ER4-ACC - Network Transceiver QSFP+ 40G ER4 QSFP-40G-ER4-ACC - Accortec - QSFP+ Taa Network Transceiver Module $3,782.24
Dell - 407-BBVI - Transceiver 40Gbps QSFP+ 40GBase-ER4 Single-mode 40km 407-BBVI - Dell - 40Gbps 40GBase-ER4 Single-mode Fiber 40km 1330nm LC Connector QSFP+ Transceiver module for Force10 Z9500 $4,025.18 $3,411.17