400GbE LR8 transceiver delivering 10 km reach over single‑mode fiber using 8x50G PAM4 LAN‑WDM wavelengths and duplex LC. Suited for long‑reach data center interconnects and aggregation links where IEEE 802.3bs compliance is required.

- IEEE 802.3bs 400GBASE‑LR8 compliance for multivendor interoperability
- 10 km reach on duplex LC SMF for simplified cabling
- 8‑lambda LAN‑WDM design optimized for long‑reach data center links
- QSFP‑DD compact footprint for high‑density switching and routing
- DOM/CMIS monitoring for proactive link management

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.