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Cisco

Cisco QDD-400G-ZR-S | 400G QSFP-DD 400ZR DCO, C-band tunable, 80km SMF, LC duplex

SKU:QDD-400G-ZR-S

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Description

Coherent 400GbE pluggable for metro DCI over DWDM. Tunable across the C-band with integrated DCO for simplified deployment on single-mode fiber.

Features

- Standards-based 400ZR coherent DWDM for metro DCI
- Plug-and-play QSFP-DD form factor with integrated DCO
- C-band tunable for flexible wavelength assignment
- Up to 80 km reach over single-mode fiber

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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FAQs

Technical Specifications

FAQs

Q: Is the module tunable across the C-band?
A: Yes. It supports C-band tunability on the ITU-T DWDM grid.

Q: What fiber and connector type are required?
A: OS2 single-mode fiber with an LC duplex connector.

Q: Does this require an external DSP or line card?
A: No. It is a DCO module with integrated coherent DSP.

Q: Will it interoperate with other vendors' 400ZR optics?
A: It is based on the OIF 400ZR specification and is designed for standards-based interoperability; verify with your line system and platform for full compatibility.

Technical Specifications

- Data rate: 400GbE
- Form factor: QSFP-DD
- Optical standard: OIF 400ZR
- Coherent type: DCO (Digital Coherent Optics)
- Wavelength: C-band tunable
- Reach: up to 80 km over OS2 SMF
- Connector: LC duplex
- Host electrical interface: 8×50G PAM4 (QSFP-DD)

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