QSFP-100G-DR — Cisco QSFP28 100G

The QSFP-100G-DR is a Cisco transceiver module in QSFP28 form factor, delivering 100G throughput over single-mode fiber (SMF). The DR designation corresponds to an intermediate reach on SMF, suited for links between equipment separated by a few hundred meters up to several kilometers depending on the installed infrastructure. Its compact QSFP28 housing fits into the high-density ports of Cisco 100G switches and routers.

This transceiver is well suited to telecom operators and data center teams deploying 100G interconnects over short to medium SMF distances. It integrates without reconfiguration into Cisco platforms compatible with QSFP28. Genuine Cisco hardware, manufacturer warranty.