QSFP 40GB+ Juniper 40Gigabit Ethernet, coding as Juniper SRX-QSFP-40G-LR4 QSFPP-40GBASE-LR4 EX-QSFP-40GE-LR4 JNP-QSFP-40G-LR4 JNP-QSFP-40GE-LR4 QFX-QSFP-40G-LR4 also compatible ^^ 40GBASE-LR440G QSFP+ transceiver module, 40Gbps, single mode, 1310nm, CWDM4, 10km, LC duplex connector, Hot Pluggable, support DOM ^^ ProtocolsSATA/SAS3, IEEE 802.3 ba, QSFP MSA Compliant ^^ 3 WARRANTY30-Days Free-returned, 65-Days Free-replacement, 5-Years Free-maintenanceProvide customized services. ^^ CustomizationFibermall supports regular custom service for your options