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200G QSFP-DD, QSFP56 DAC

200G QSFP-DD TO QSFP-DD DAC 2.5m

Rate200GReach2.5mWavelength-Interface-
Fiberland part number
FLD-2Q56-DAC-2.5M
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At a glance

Key Specifications

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Form TypeQSFP56 ~ QSFP56

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Model data

Technical Specifications

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14 specifications shown
Fiberland Part NumberFLD-2Q56-DAC-2.5MVendor NameFIBERLAND
Data Rate200GWavelength-
Reach2.5mForm TypeQSFP56 ~ QSFP56
Optical Interface-DDM Support-
Commercial Temp.0~70℃Industrial Temp.-
Compatible BrandsCisco,Huawei,Nvidia...200+ brandsComplianceCE,FCC,ROHS,REACH
Warranty3 YearsMode-
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-references2 manufacturer part numbersAcross 2 brands
Showing 2 of 2 verified matches

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Original part numberBrandFiberland part numberProduct description
MCP1650-V02AE26NVIDIAFLD-2Q56-DAC-2.5M200G QSFP56 to QSFP56 passive direct-attach copper cable, 2.5 m.
R5Z79AHPEFLD-2Q56-DAC-2.5M200G QSFP56 to QSFP56 passive direct-attach copper cable, 2.5 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

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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 a compatible transceiver work in one switch but not another?

Different switch models, hardware revisions, operating systems, and firmware versions may use different transceiver validation rules. A module compatible with one platform may require different coding for another.

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.

What switch information should I provide when requesting a compatible transceiver?

Providing the switch or router brand, exact model, port speed, operating-system version, and required OEM transceiver part number helps identify the correct compatibility profile.

Why does my compatible transceiver show low RX optical power?

Low receive power can result from excessive fiber loss, dirty connectors, damaged fiber, excessive link distance, incorrect wavelength pairing, or insufficient transmit power from the remote transceiver. Compare the measured RX power with the module's specified receiver range.

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.

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Engineering resources

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