Fiberland
Request a Quote
400G QSFP-DD COHERENT

400G Coherent QSFP-DD ZR+ Fiber Optic Transceiver Module Tunable 120–600km LC SMF DDM | FLD-QDD-400G-ZR+ | Fiberland

400G QSFP-DD COHERENT ZR+ 600km

Rate400GCommon selectable lengths120km / 160km / 200km / 600kmWavelengthTunableInterfaceLC
Fiberland part number
FLD-QDD-400G-ZR+
Unit price4,550.00USD / piece
Request a Quote Review Specifications
At a glance

Key Specifications

Select a specification to see how it affects model selection.

View complete table
Form TypeQSFP-DD

Check this recorded value against the target device and project requirements before quotation approval.

Model data

Technical Specifications

Filter the product record by the information needed for engineering or purchasing review.

14 specifications shown
Fiberland Part NumberFLD-QDD-400G-ZR+Vendor NameFIBERLAND
Data Rate400GWavelengthTunable
Common selectable lengths120km / 160km / 200km / 600kmForm TypeQSFP-DD
Optical InterfaceLCDDM SupportYES
Commercial Temp.0~70℃Industrial Temp.-
Compatible BrandsCisco,Huawei,Nvidia...200+ brandsComplianceCE,FCC,ROHS,REACH
Warranty3 YearsModeSM
Compatible model reference

Product Compatibility Mapping

Cross-reference the original manufacturer part number with the corresponding Fiberland part number before confirming the target device and firmware.

Search Full Compatibility Database
Verified cross-references8 manufacturer part numbersAcross 3 brands
Showing 8 of 8 verified matches

Swipe horizontally to view every field.

Original part numberBrandFiberland part numberProduct description
QDD-400G-ZR-MJUNIPERFLD-QDD-400G-ZR+400G OpenZR+ coherent QSFP-DD transceiver, tunable C-band, regional reach over amplified duplex single-mode fiber, LC, with digital diagnostics.
740-131169JUNIPERFLD-QDD-400G-ZR+400G OpenZR+ coherent QSFP-DD transceiver, tunable C-band, regional reach over amplified duplex single-mode fiber, LC, with digital diagnostics.
JCO400-QDD-ZR-MJUNIPERFLD-QDD-400G-ZR+400G OpenZR+ coherent QSFP-DD transceiver, tunable C-band, regional reach over amplified duplex single-mode fiber, LC, with digital diagnostics.
740-157138JUNIPERFLD-QDD-400G-ZR+400G OpenZR+ coherent QSFP-DD transceiver, tunable C-band, regional reach over amplified duplex single-mode fiber, LC, with digital diagnostics.
QDD-4C-ZRM-P-BJUNIPERFLD-QDD-400G-ZR+400G OpenZR+ coherent QSFP-DD transceiver, tunable C-band, regional reach over amplified duplex single-mode fiber, LC, with digital diagnostics.
JCO-4C-ZRM-P-BJUNIPERFLD-QDD-400G-ZR+400G OpenZR+ coherent QSFP-DD transceiver, tunable C-band, regional reach over amplified duplex single-mode fiber, LC, with digital diagnostics.
TQD033-TUNC-SOSMARTOPTICSFLD-QDD-400G-ZR+400G OpenZR+ coherent QSFP-DD transceiver, tunable C-band, regional reach over amplified duplex single-mode fiber, LC, with digital diagnostics.
FTCD3313R1PCLCOHERENT / FINISARFLD-QDD-400G-ZR+400G OpenZR+ coherent QSFP-DD transceiver, tunable C-band, regional reach over amplified duplex single-mode fiber, LC, with digital diagnostics.

A part-number cross-reference is a model-selection starting point, not a blanket device guarantee. Final fit depends on the exact device, firmware or OS, target port and requested coding profile.

Link and application reference

See Where This Product Fits in the Network

Review common data-center, DCI, campus, server and metro-network connections before confirming speed, reach, fiber type and connector.

Application planning

Optical Transceiver Application and Link Map

Compare representative network topologies and link paths to identify the appropriate product family for the intended deployment.

View full application diagram
Optical transceiver application diagram covering data center, DCI, campus, server and metro networks
Testing and quality reference

Review the Quality-Control and Test Flow

Follow the checkpoints used to verify materials, firmware, optical performance, temperature stability, compatibility and final inspection.

Testing and quality

Quality Control and Test Flow

Review the sequence from material verification and firmware programming through optical, temperature, compatibility and final QA inspection.

View full testing diagram
Quality control flow covering material, firmware, optical, temperature, compatibility and final QA checks
Product FAQ

Frequently Asked Questions

Answers to common compatibility, installation and troubleshooting questions.

Why does my switch show an “unsupported transceiver” warning?

Some network devices validate vendor information stored in the transceiver EEPROM. If the module's coding is not recognized by the host platform, the switch may display an unsupported or non-certified transceiver warning.

How should I troubleshoot a compatible transceiver that is not recognized?

Confirm the module part number and compatibility profile, reseat the module, inspect the port status, check device logs, verify the operating-system version, and compare the module information reported by the host.

How can I verify compatibility before ordering?

Check the network-device manufacturer and model, port type, required data rate, OEM transceiver reference if available, wavelength, reach, connector, fiber type, and software or firmware version when relevant.

Is the optical power of a compatible transceiver different from the OEM version?

A compatible replacement should meet the applicable transmit-power and receiver-sensitivity specifications for the interface it is designed to support.

Can third-party transceivers damage a switch?

A properly designed transceiver that meets the required electrical, mechanical, thermal, and interface specifications should operate within the host platform's intended transceiver interface requirements.

Request a quote

Tell Us What Your Project Needs

Engineering resources

Technical proof for faster project review

Move from model selection to internal approval with the documents, compatibility checks and verification paths buyers use most.