High-power 100GBASE-ZR4 QSFP28 module for long-reach metro links up to 60 km over OS2 single‑mode fiber. Uses CWDM4 wavelengths on duplex LC and requires host FEC for full reach. Ideal for inter-building and metro aggregation where 100G over dark fiber is needed.

- Long-reach 100G up to 60 km over SMF
- CWDM4 optics on duplex LC for simple patching
- Requires host FEC for robust long-haul performance
- Standards-aligned MSA form factor for wide platform support
- DOM support for proactive monitoring
- Ideal for metro/aggregation interconnects without amplification

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.