Key specifications
| Parameter | Value |
|---|---|
| Module format | QSFP-DD |
| Listed reach | 500m reach |
| Fiber medium | Parallel SMF |
| Optical connector | MPO-12 |
| Data rate | 400 Gb/s |
Overview
Cisco QDD-400G-DR4-S is a pluggable optical transceiver for an identified network link. The documented ordering configuration is QSFP-DD optical module listed for 500m reach over Parallel SMF with MPO-12 connector in the Cisco-hosted comparison.
Selection and compatibility
- Match the host port, firmware qualification, fiber type, connector, and the complete optical link budget.
For quotation
Send the exact part number, quantity, and the relevant system, port, or installation details. We will confirm the requested configuration and current sourcing conditions.
See the related product Family for other configurations.


