DAC

40G QSFP+ to 4 x SFP+ DAC

Rate40GbpsAvailable reaches0.5m / 1m / 2m / 3m / 5m / 7mWavelengthN/AInterfaceN/A
Fiberland part number
FLD-40GD-QS2FS-0.5

Key Specifications

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Form TypeQSFP+ DAC

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Technical Specifications

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14 specifications shown
Vendor NameFiberlandForm TypeQSFP+ DAC
Data Rate40GbpsWavelengthN/A
Available reaches0.5m / 1m / 2m / 3m / 5m / 7mOptical InterfaceN/A
Media TypeN/ADDM SupportYES
Commercial Temp.0~70℃Industrial Temp.-40~85℃
Compatible BrandsCisco,HP,Huawei,etc...CertificatesCE,FCC,ROHS,REACH
HS Code8517706000Warranty3 Years

Select an Exact Length or Reach

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Fiberland part numberRateMediaWavelengthExact reachConnector
FLD-40GD-QS2FS-0.540GN/AN/A0.5MN/A
FLD-40GD-QS2FS-140GN/AN/A1MN/A
FLD-40GD-QS2FS-240GN/AN/A2MN/A
FLD-40GD-QS2FS-340GN/AN/A3MN/A
FLD-40GD-QS2FS-540GN/AN/A5MN/A
FLD-40GD-QS2FS-740GN/AN/A7MN/A

6 model options shown.

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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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.

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

Review the Quality-Control and Test Flow

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Testing and quality

Quality Control and Test Flow

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Quality control flow covering material, firmware, optical, temperature, compatibility and final QA checks

Frequently Asked Questions

Answers to common compatibility, installation and troubleshooting questions.

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.

Can one optical transceiver be compatible with multiple brands?

Yes. The same optical hardware may support multiple equipment brands when it is programmed with the appropriate compatibility profile. Multi-vendor coding options may also be available for certain applications.

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.

Does MSA compliance guarantee switch compatibility?

No. MSA compliance helps ensure standardized physical and electrical interfaces, but individual equipment vendors may also use platform-specific identification or validation requirements.

Why does the compatible transceiver work in some ports but not others on the same switch?

Ports on the same device may support different speeds, breakout modes, interface types, or configuration settings. Check the affected port's supported transceiver types, configured speed, lane mode, and other platform-specific requirements.

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Engineering resources

Technical proof for faster project review

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