QDD-400G-DR4-S= Cisco 400Gb/s 400GBase-DR4 Single-Mode Fibre 1310nm 500m MPO Connector QSFP-DD Transceiver Module

The Cisco DR4 transceiver delivers unparalleled reliability and performance for the most demanding data‑center and enterprise networks. Engineered with cutting‑edge optical technology, it ensures seamless, high‑capacity connectivity over long‑haul single‑mode fiber, supporting rapid data movement while maintaining low latency and power efficiency. Its robust design and industry‑standard form factor simplify integration into existing infrastructure, providing a future‑proof solution that scales with growing bandwidth needs. With Cisco’s trusted quality and comprehensive support, this module offers peace of mind and maximizes uptime, making it the ideal choice for mission‑critical applications that require consistent, high‑speed data transmission.