QDD-400G-ZR-S= Cisco 400Gb/s 400GBase-ZR Single-Mode Fibre LC Connector QSFP-DD Transceiver Module

The Cisco QDD-400G-ZR-S delivers unparalleled performance for the most demanding data center environments, enabling seamless 400 Gbps connectivity across long-haul, single-mode fiber links. Designed with industry-leading reliability, this QSFP-DD transceiver module ensures consistent signal integrity and minimal downtime, while its compact LC connector form factor simplifies deployment and maintenance. Built to meet the rigorous standards of modern enterprise networks, the QDD-400G-ZR-S supports rapid scaling and future‑proofing, allowing organizations to effortlessly upgrade capacity without compromising on performance or compatibility. Experience the next generation of high‑speed networking with Cisco’s proven technology, engineered for excellence and resilience.