Fiberland
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400G QSFP-DD

400G QSFP-DD 850nm 100m

Rate400GReach100mWavelength850InterfaceMPO
Fiberland part number
FLD-QDD-400G-SR8
Unit price135.00USD / piece
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At a glance

Key Specifications

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Form TypeQSFP-DD

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Model data

Technical Specifications

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14 specifications shown
Fiberland Part NumberFLD-QDD-400G-SR8Vendor NameFIBERLAND
Data Rate400GWavelength850
Reach100mForm TypeQSFP-DD
Optical InterfaceMPODDM SupportYES
Commercial Temp.0~70℃Industrial Temp.-
Compatible BrandsCisco,Huawei,Nvidia...200+ brandsComplianceCE,FCC,ROHS,REACH
Warranty3 YearsModeMM
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.

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Verified cross-references12 manufacturer part numbersAcross 8 brands
Showing 8 of 12 verified matches

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Original part numberBrandFiberland part numberProduct description
QDD-400G-SR8-SCISCOFLD-QDD-400G-SR8400GBASE-SR8 QSFP-DD transceiver, eight 850 nm lanes, 100 m over OM4 multimode fiber, MPO-16, with digital diagnostics.
QDD-400G-SR8ARISTAFLD-QDD-400G-SR8400GBASE-SR8 QSFP-DD transceiver, eight 850 nm lanes, 100 m over OM4 multimode fiber, MPO-16, with digital diagnostics.
QDD-400G-SR8-CARISTAFLD-QDD-400G-SR8400GBASE-SR8 QSFP-DD transceiver, eight 850 nm lanes, 100 m over OM4 multimode fiber, MPO-16, with digital diagnostics.
QDD-400G-SR8JUNIPERFLD-QDD-400G-SR8400GBASE-SR8 QSFP-DD transceiver, eight 850 nm lanes, 100 m over OM4 multimode fiber, MPO-16, with digital diagnostics.
740-114928JUNIPERFLD-QDD-400G-SR8400GBASE-SR8 QSFP-DD transceiver, eight 850 nm lanes, 100 m over OM4 multimode fiber, MPO-16, with digital diagnostics.
TQD024-M85C-SOSMARTOPTICSFLD-QDD-400G-SR8400GBASE-SR8 QSFP-DD transceiver, eight 850 nm lanes, 100 m over OM4 multimode fiber, MPO-16, with digital diagnostics.
QSFPDD-400G-SR8-MM850H3CFLD-QDD-400G-SR8400GBASE-SR8 QSFP-DD transceiver, eight 850 nm lanes, 100 m over OM4 multimode fiber, MPO-16, with digital diagnostics.
R8M63AHPFLD-QDD-400G-SR8400GBASE-SR8 QSFP-DD transceiver, eight 850 nm lanes, 100 m over OM4 multimode fiber, MPO-16, 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

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Application planning

Optical Transceiver Application and Link Map

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

Review the Quality-Control and Test Flow

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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.

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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 the transceiver work after reinserting it?

Reinserting a module forces the host to redetect and reinitialize the transceiver. If this repeatedly resolves the issue, inspect the port, module contacts, firmware behavior, and compatibility profile rather than assuming the optical link itself is faulty.

Why are the DDM/DOM readings incorrect or abnormal?

Abnormal temperature, voltage, TX power, RX power, or bias-current readings may indicate an optical or hardware issue, but they can also result from incorrect calibration or communication between the compatible module and host device.

Are compatible transceivers suitable for enterprise networks?

Yes. They can be used in enterprise switching, routing, storage, campus networks, and other applications when properly matched to the network equipment and link requirements.

Can OEM and compatible transceivers be used in the same switch?

In many networks, OEM and compatible transceivers are deployed in different ports of the same device. Each module should meet the requirements of its individual interface.

What happens if a transceiver has the wrong compatibility coding?

The device may reject the module, display an unsupported-transceiver warning, fail to establish a link, or provide incomplete monitoring information.

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