This Juniper Networks JNP-QSFP-40G-LX4 compatible QSFP+ transceiver provides 40GBase-LX4 throughput up to 2km over single-mode fiber (SMF) at the wavelength specified between 1270nm to 1330nm using a LC connector. Digital optical monitoring (DOM) support is also present to allow access to real-time operating parameters. This transceiver is guaranteed to be 100% compatible with the equivalent Juniper Networks transceiver. This easy to install, hot swappable transceiver has been programmed, uniquely serialized and data-traffic and application tested to ensure that it will initialize and perform identically. It is built to meet or exceed the specifications of Juniper Networks, as well as to comply with multi-source agreement (MSA) standards to ensure seamless network integration. Features40GBASE-LX4 QSFP Plus Transceiver for JuniperSupports 40 Gigabit Ethernet NetworkingData Transfer Speeds up to 40GbpsSpecificationsWeight: 0.22 lbs