25G Duplex SFP28

25G SFP28 Duplex 1550nm 80km

Rate25GReach80kmWavelength1550InterfaceDUPLEX LC
Fiberland part number
FLD-SFP28-ZR
Unit price850.00USD / piece

Key Specifications

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Form TypeSFP28

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Technical Specifications

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14 specifications shown
Fiberland Part NumberFLD-SFP28-ZRVendor NameFIBERLAND
Data Rate25GWavelength1550
Reach80kmForm TypeSFP28
Optical InterfaceDUPLEX LCDDM SupportYES
Commercial Temp.0~70℃Industrial Temp.-40~85℃
Compatible BrandsCisco,Huawei,Nvidia...200+ brandsComplianceCE,FCC,ROHS,REACH
Warranty3 YearsModeSM

Product Compatibility Mapping

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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.

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.

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.

Why does my compatible transceiver keep losing and restoring the link?

Intermittent links can be caused by marginal optical power, dirty connectors, unstable fiber connections, FEC mismatches, port configuration, temperature, or compatibility issues. Check both the optical link and host-side configuration.

Why does replacing an OEM transceiver with a compatible transceiver result in no link?

First verify that the compatible replacement matches the OEM module's form factor, data rate, wavelength, reach, fiber type, connector, and interface standard. Then confirm that it has the correct compatibility coding for the host platform.

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.

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