Arista Coding Target QDD-400G-ZR Compatible 400GBASE DCO QSFP-DD DWDM Tunable Coherent Module

RoCE Ethernet Interconnects

400G QSFP-DD Transceiver | QDD-400G-ZR / Arista

Catalog reference: Arista Coding Target QDD-400G-ZR Compatible 400G QSFP-DD DCO ≤40km Unamplified SMF DOM LC Duplex DWDM Tunable Coherent Optical Transceiver Module

The part numbers on this page identify the requested coding target. Confirm the exact host model, port and firmware for the selected SKU.

Arista Coding Target QDD-400G-ZR Compatible 400G QSFP-DD ZR is deigned to 400G ≤40km unamplified DCI DWDM applications without inline chromatic dispersion compensation.

Family qdd-400g-zr-102225Model QDD-400G-ZR6 SKU options

Requested part-number references

Requested coding target: Arista
Primary reference identifier: Not provided in the source record

No OEM part-number alias was captured in the source record.

Review boundary: These identifiers reproduce source catalog matching terms only; they do not establish interoperability, approval or endorsement. Confirm the exact host model, port type, firmware and test evidence before use.

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SKU 102227 - Model QDD-400G-ZR

Arista Coding Target QDD-400G-ZR Compatible 400GBASE DCO QSFP-DD DWDM Tunable Coherent Module

Arista Coding Target QDD-400G-ZR Compatible 400G QSFP-DD ZR is deigned to 400G ≤40km unamplified DCI DWDM applications without inline chromatic dispersion compensation.

BrandSUNFULL

Compatible brand / platformArista

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Product brand: SUNFULL. Third-party names identify requested compatibility or coding targets only and do not imply affiliation, endorsement or original-equipment status.

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Line Modulation format 400G DP-16QAM
Ideal for Edge DCI (Data Center Interconnect).
Max Power Consumption ≤18W.
C-band tunable to 100GHz or 75GHz grids
Provides a reach up to 120km amplified and 40km unamplified point-to-point.
Compliant with Hot Pluggable QSFP-DD MSA, OIF-400ZR, OIF-CMIS-05.2, IEEE Std 802.3 Standard.
Class1/1M Standard Product, Compliant with RoHS Environmental Protection Standards (Lead-Free).
DDM (Digital Diagnostic Monitoring) Supported.

Engineering record

Specifications

Family-level values from the collected technical record. Confirm the selected SKU and required evidence in the quotation.

Form Factor: QSFP-DD
Distance: Unamplified: ≤40km Amplified: ≤120km
Wavelength: 1528.77~1567.13nm
Connector: Duplex LC
Power Consumption: ≤18W
Modulation format: DP-16QAM
FEC: C-FEC
Media: SMF
Channel Range (Tunable): 191.3 to 196.1 THz
Channel Grid: 100GHz & 75GHz
Case Temperature(℃): 0 to 75°C (32 to 167°F)
Protocol: Oif-400zr-02.0, oif-cmis-05.2, oif-c-cmis-01.2, QSFP-DD-hardware-rev6.3, ieee std 802.3-2018

Technical detail

Construction and application notes for QDD-400G-ZR

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Interface and construction

The QDD-400G-ZR boasts distinct strengths in transmission distance, deployment flexibility, rate efficiency, and reliability — perfectly meeting the demands of data center campuses and metro network edges.

Arista Coding Target QDD-400G-ZR Compatible 400GBASE DCO QSFP-DD DWDM Tunable Coherent Module detail

Application and routing

The QDD-400G-ZR reuses existing optical fibers to boost bandwidth, eliminating the need for re-laying and avoiding high cabling costs; its long-haul transmission reduces the use of repeaters/amplifiers, thereby simplifying network architecture while cutting capital and operational expenses.