Key specifications
| Parameter | Value |
|---|---|
| Module format | QSFP-DD |
| Listed reach | up to 2 km |
| Fiber medium | G.652 SMF |
| Optical connector | dual duplex LC |
| Maximum listed power | 17 W |
| Link configuration | 2×400G-FR4 |
Overview
Cisco QDD-2X400G-FR4 is a pluggable optical transceiver for an identified network link. The documented ordering configuration is QSFP-DD; 2×400G-FR4; dual duplex LC; G.652 SMF; up to 2 km; 17 W maximum listed power.
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.


