GLOBALfiber Q40G-LR4 is a 40G LR4 QSFP+ transceiver for links up to 10 km over single-mode fiber. Four CWDM optical lanes share a duplex LC connection, making it suitable for campus backbones and switch or router interconnects.
Available coding and compatibility
Available coding options: Alcatel, Arista, Ciena, Cisco, Dell, Ericsson, Extreme, Fortinet, Generic, H3C, HP, Huawei, IBM, Infinera, Intel, Juniper, NVIDIA-Mellanox(ETH).
Provide the equipment model, port configuration and software version so we can check support. Coding availability does not confirm compatibility with every equipment model. For other coding requirements, contact salg@globalfiber.no. Ethernet coding does not by itself confirm InfiniBand support.
Key specifications
| Specification |
Details |
| Product number |
Q40G-LR4 |
| Form factor |
QSFP+ |
| Capacity |
40 Gb/s |
| Applications |
40GbE LR4; InfiniBand, subject to host support and coding |
| Power dissipation |
3 W maximum |
| Reach and fiber |
Up to 10 km on single-mode fiber |
| Nominal wavelength |
1271 / 1291 / 1311 / 1331 nm (CWDM) |
| Optical connectors |
Duplex LC |
| Diagnostics |
Digital diagnostic monitoring (DDM) |
Installation requirements
Use a supported QSFP+ port and a matching LR4 optical interface at the far end. Check the fiber link loss before installation.