H3C QSFP-LR-100G Compatible 100G QSFP28 LR Transceiver Module

H3C QSFP-LR-100G Compatible 100G QSFP28 LR Transceiver Module

This H3C QSFP-LR-100G compatible transceiver provides 100G connectivity in a hot-swappable QSFP28 package. Its optical design operates at 1310nm for up to 10km, using Duplex LC. Complete parameters and related OEM references help installers plan a serviceable optical connection at the equipment rack.

OEM Part Number: QSFP-LR-100GHT Part Number: QSFP-LR-100G

Product Highlights

  • Compatible alternative to H3C QSFP-LR-100G
  • 100G connectivity at 103.125Gbps (4x 25.78Gbps)
  • Optical wavelength: 1310nm
  • Specified reach: 10km
  • Duplex LC / SMF interface
  • Digital diagnostic monitoring: Supported
  • Operating temperature: 0 to 70°C (32 to 158°F)

Specifications

HT Part NumberQSFP-LR-100G
ManufacturerHT
Form FactorQSFP28
Max. Data Rate103.125Gbps (4x 25.78Gbps)
Wavelength1310nm
Max. Cable Distance10km
ConnectorDuplex LC
MediaSMF
Transmitter TypeEML
Receiver TypePIN
TX Power-1.4~4.5dBm
Minimum Receiver Power-7.7dBm
Power Budget6.3dB
Receiver Overload4.5dBm
Max. Power Consumption4.5W
Extinction Ratio>3.5dB
DDM/DOMSupported
Commercial Temperature Range0 to 70°C (32 to 158°F)
Modulation (Electrical)4x 25G-NRZ
Modulation (Optical)1x 100G-PAM4
CDR (Clock and Data Recovery)TX & RX Built-in CDR
Inbuilt FECYes (KP4)
Packaging TechnologyBOX Packaging
Bit Error Ratio (BER)2.4x10-4
ProtocolsQSFP28 MSA, SFF-8636,IEEE 802.3cu,CAUI-4

Rack Integration and Service Access

Plan the fiber route before removing connector protection. The patch lead should follow its manager without pulling on the transceiver, while leaving space to release the latch and service adjacent ports. Protect the end face until final connection and avoid tight bends immediately behind warm exhaust air. For this model, the principal parameters are data rate 103.125Gbps (4x 25.78Gbps), wavelength 1310nm, rated reach 10km.

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 10km. Inspect every Duplex LC connection and record diagnostic power where supported. Both ends must agree on rate, wavelength and optical standard.

Optical Acceptance, Diagnostics and Handling

For this model, the specified transmit-power range is -1.4~4.5dBm; the stated optical power budget is 6.3dB. During commissioning, record the host diagnostic readings after the link has stabilized and compare them with those limits. DOM values are useful operational indicators, but they do not replace calibrated optical measurements when a link is marginal. Investigate unexpected loss through connector inspection, cleaning and a channel measurement before replacing the module. 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.

Quality Assurance and Packaging

Each QSFP-LR-100G 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.

H3C Compatibility and Factory Testing

The module is checked for host recognition as QSFP-LR-100G, link establishment and diagnostic reporting. Physical cage fit alone is not treated as evidence of compatibility. 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-LR-100G, not an original H3C-branded module.

Which fiber and connector are required?

Use Duplex LC with SMF. The specified maximum reach is 10km, 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.

Ordering Information

When ordering, specify QSFP-LR-100G, QSFP-LR-100G, quantity and intended host platform. Project labels can repeat these details for receiving and asset records. Neutral labels, customer packaging and project-specific compatibility review are available on request.

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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