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400G QSFP-DD, QSFP112, OSFP AOC

400G QSFP-DD Active Optical Cable 850nm 1–100m MMF DDM | FLD-4QDD-AOC-X | Fiberland

400G QSFP-DD TO QSFP-DD AOC

Rate400GCommon selectable lengths1m / 1.5m / 2m / 3m / 5m / 7m / 10m / 15m / 20m / 30m / 50m / 70m / 100mWavelength850NMInterface-
Fiberland part number
FLD-4QDD-AOC-X
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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-4QDD-AOC-XVendor NameFIBERLAND
Data Rate400GWavelength850NM
Common selectable lengths1m / 1.5m / 2m / 3m / 5m / 7m / 10m / 15m / 20m / 30m / 50m / 70m / 100mForm TypeQSFP-DD
Optical Interface-DDM 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-references32 manufacturer part numbersAcross 4 brands
Showing 8 of 32 verified matches

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Original part numberBrandFiberland part numberProduct description
AOC-D-D-400G-1MARISTAFLD-4QDD-AOC-X400G QSFP-DD to QSFP-DD active optical cable, 1 m.
AOC-D-D-400G-3MARISTAFLD-4QDD-AOC-X400G QSFP-DD to QSFP-DD active optical cable, 3 m.
AOC-D-D-400G-5MARISTAFLD-4QDD-AOC-X400G QSFP-DD to QSFP-DD active optical cable, 5 m.
AOC-D-D-400G-7MARISTAFLD-4QDD-AOC-X400G QSFP-DD to QSFP-DD active optical cable, 7 m.
AOC-D-D-400G-10MARISTAFLD-4QDD-AOC-X400G QSFP-DD to QSFP-DD active optical cable, 10 m.
AOC-D-D-400G-15MARISTAFLD-4QDD-AOC-X400G QSFP-DD to QSFP-DD active optical cable, 15 m.
AOC-D-D-400G-20MARISTAFLD-4QDD-AOC-X400G QSFP-DD to QSFP-DD active optical cable, 20 m.
AOC-D-D-400G-25MARISTAFLD-4QDD-AOC-X400G QSFP-DD to QSFP-DD active optical cable, 25 m.

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.

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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.

How should I troubleshoot a transceiver that is recognized but has no optical link?

Check transmit and receive power, fiber polarity, connector cleanliness, wavelength, fiber type, link distance, FEC configuration, port speed, and the specifications of the transceiver at the opposite end.

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 compatible transceivers be reprogrammed?

Absolutely! All of our transceivers can be easily reprogrammed using our standalone offline coding kit. To get started, please share the part number, description, and serial number of your current transceivers, as well as the brands you need them to work with. Our team will generate the corresponding .bin file and send it over with clear instructions so you can update your transceivers immediately.

How can I tell whether the problem is compatibility-related or an optical-link problem?

Check whether the host correctly identifies the transceiver first. If the module is rejected, incorrectly identified, or generates vendor-related warnings, investigate compatibility. If it is correctly recognized but the link remains down, investigate fiber, optical power, wavelength, FEC, polarity, and the remote endpoint.

Why does the switch report a vendor or part number different from the physical transceiver label?

Compatible transceivers may contain programmed identification information required by the host platform. The vendor or part number reported by the switch can therefore differ from the manufacturer's physical product label.

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Engineering resources

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