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400G QSFP-DD COHERENT

400G QSFP-DD COHERENT ZR+ PRO 1000km

Rate400GCommon selectable lengths500km / 1000kmWavelengthTunableInterfaceLC
Fiberland part number
FLD-QDD-400G-ZR+P
Unit price5,800.00USD / 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-ZR+PVendor NameFIBERLAND
Data Rate400GWavelengthTunable
Common selectable lengths500km / 1000kmForm 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.

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Verified cross-references6 manufacturer part numbersAcross 2 brands
Showing 6 of 6 verified matches

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Original part numberBrandFiberland part numberProduct description
QDD-400G-ZR-M-HPJUNIPERFLD-QDD-400G-ZR+P400G high-power OpenZR+ coherent QSFP-DD transceiver, tunable C-band, 500–1000 km class amplified reach over duplex single-mode fiber, LC, with digital diagnostics.
740-131168JUNIPERFLD-QDD-400G-ZR+P400G high-power OpenZR+ coherent QSFP-DD transceiver, tunable C-band, 500–1000 km class amplified reach over duplex single-mode fiber, LC, with digital diagnostics.
JCO400-QDD-ZR-M-HPJUNIPERFLD-QDD-400G-ZR+P400G high-power OpenZR+ coherent QSFP-DD transceiver, tunable C-band, 500–1000 km class amplified reach over duplex single-mode fiber, LC, with digital diagnostics.
740-151745JUNIPERFLD-QDD-400G-ZR+P400G high-power OpenZR+ coherent QSFP-DD transceiver, tunable C-band, 500–1000 km class amplified reach over duplex single-mode fiber, LC, with digital diagnostics.
QDD-4C-ZRM-HP-P-BJUNIPERFLD-QDD-400G-ZR+P400G high-power OpenZR+ coherent QSFP-DD transceiver, tunable C-band, 500–1000 km class amplified reach over duplex single-mode fiber, LC, with digital diagnostics.
FTCD3323R1PCLCOHERENT / FINISARFLD-QDD-400G-ZR+P400G high-power OpenZR+ coherent QSFP-DD transceiver, tunable C-band, 500–1000 km class amplified reach over 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

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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

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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
Product FAQ

Frequently Asked Questions

Answers to common compatibility, installation and troubleshooting questions.

What information does DDM/DOM provide?

DDM/DOM can provide real-time information such as module temperature, supply voltage, transmit optical power, receive optical power, and laser bias current.

Is FEC important when using high-speed compatible transceivers?

Yes. Forward Error Correction is an important consideration for many 25G, 50G, 100G, 200G, 400G, and 800G interfaces. Both ends of the link must use compatible FEC and interface settings.

How do I choose the correct compatible optical transceiver?

Start with the host equipment and port requirements, then match the data rate, form factor, wavelength, reach, connector, fiber type, optical standard, and OEM compatibility. For high-speed interfaces, also verify FEC and other platform-specific 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.

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.

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