H3C QSFP-100G-LR4L-WDM1300 Compatible 100G QSFP28 PLR4L Transceiver Module

H3C QSFP-100G-LR4L-WDM1300 Compatible 100G QSFP28 PLR4L Transceiver Module

The QSFP-100G-LR4L-WDM1300 compatible module serves equipment requiring a 100G QSFP28 interface with 1310nm optics and a 2km rating. Connection is through MTP/MPO-12. Product data, application guidance and factory verification are presented together to support data-center designers evaluate optical reach, rack integration and host compatibility together.

OEM Part Number: QSFP-100G-LR4L-WDM1300HT Part Number: QSFP-PLR4L-100G

Product Highlights

  • Compatible alternative to H3C QSFP-100G-LR4L-WDM1300
  • 100G connectivity at 103.125Gbps (4x 25.78Gbps)
  • Optical wavelength: 1310nm
  • Specified reach: 2km
  • MTP/MPO-12 / SMF interface
  • Digital diagnostic monitoring: Supported
  • Operating temperature: 0 to 70°C (32 to 158°F)

Specifications

H3C CompatibleQSFP-100G-LR4L-WDM1300
ManufacturerHT
HT Part NumberQSFP-PLR4L-100G
Form FactorQSFP28
Max Data Rate103.125Gbps (4x 25.78Gbps)
Wavelength1310nm
Max Cable Distance2km
ConnectorMTP/MPO-12
MediaSMF
Transmitter TypeDFB
Receiver TypePIN
TX Power-6~2dBm
RX Power-12.66~2.5dBm
Power Consumption≤3.5W
Extinction Ratio>3.5dB
CDR (Clock and Data Recovery)TX & RX Built-in CDR
Inbuilt FECNo
DDM/DOMSupported
Commercial Temperature Range0 to 70°C (32 to 158°F)
Modulation (Electrical)4x 25G-NRZ
Modulation (Optical)4x 25G-NRZ
Core Size9um/125um
Packaging TechnologyBOX Packaging
ProtocolsQSFP28 MSA Compliant, SFF-8636

Applications and Optical Link Design

Use this module for equipment interconnection over the specified single-mode fiber plant, including enterprise backbone, campus, metro or data-center interconnect links according to its rated distance. Confirm that both ends use the same optical standard and wavelength plan, and allow for connector, splice and patch-panel loss within the stated power budget.

Before deployment, check the host port type, supported data rate and firmware requirements. The 100G interface configuration must match the remote equipment; sharing a QSFP28 housing alone does not make two transceiver types interoperable.

Before commissioning, measure the complete single-mode channel against the stated budget for 2km. Inspect every MTP/MPO-12 connection and record diagnostic power where supported. Both ends must agree on rate, wavelength and optical standard.

Quality Assurance and Packaging

Each QSFP-100G-LR4L-WDM1300 compatible module is inspected, powered up and functionally checked before protective packing. Dust caps and individual trays shield the interface during transport. Customer references, rack groups and project packing lists can be added for volume orders.

Optical Acceptance, Diagnostics and Handling

For this model, the specified transmit-power range is -6~2dBm. A sound acceptance record includes link state, diagnostic temperature, supply voltage and transmit or receive levels where the host exposes them. Compare the readings with the stated ranges rather than treating any received light as proof of adequate margin. Persistent alarms or borderline values should trigger an end-face and complete-channel inspection. Diagnostic monitoring is listed as Supported. Before every insertion, keep dust caps in place until the patch lead is ready, avoid touching the optical end face and use an appropriate inspection and cleaning procedure. Do not look into an active optical interface.

Data-Center Optical Design and Airflow

Select the module by optical standard, reach and rack layout. Check the complete fiber channel, including panels and connectors, and keep dense bundles from blocking front-panel airflow. Account for listed power consumption and preserve enough space to remove a module without disturbing adjacent links. For this model, the principal parameters are data rate 103.125Gbps (4x 25.78Gbps), wavelength 1310nm, rated reach 2km.

Ordering Information

Use QSFP-100G-LR4L-WDM1300 as the compatibility cross-reference and QSFP-PLR4L-100G as the HT ordering identity. Keep other reaches or wavelength directions on separate order lines. Neutral labels, customer packaging and project-specific compatibility review are available on request.

H3C Compatibility and Factory Testing

Factory verification starts with the expected QSFP-100G-LR4L-WDM1300 identity and finishes with an operating host link. EEPROM data, diagnostic visibility and the stated optical parameters are assessed together. Equipment model, hardware revision and software release can be reviewed before dispatch where platform behavior is uncertain.

Frequently Asked Questions

Is this an original H3C transceiver?

No. It is an HT-manufactured compatible alternative for equipment that specifies QSFP-100G-LR4L-WDM1300, not an original H3C-branded module.

Which fiber and connector are required?

Use MTP/MPO-12 with SMF. The specified maximum reach is 2km, subject to fiber quality and total link loss.

Can it be mixed with another wavelength or reach version?

Only when the two ends share the same optical standard, wavelength plan and supported data rate. Check the exact part numbers and link budget rather than relying only on the module form factor.

Shipping and Lead Time

Standard configurations normally ship within one to three working days, with production lead times confirmed for larger quantities. International courier, air freight and sea freight are available; customer courier accounts and nominated forwarders are accepted.


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