Broadcom QSFP-SR1.2-100G Compatible 100G QSFP28 SR1.2 Transceiver Module

Broadcom QSFP-SR1.2-100G Compatible 100G QSFP28 SR1.2 Transceiver Module

This Broadcom QSFP-SR1.2-100G compatible transceiver provides 100G connectivity in a hot-swappable QSFP28 package. Its optical design operates at 850/910nm for up to 70m on OM3 / 100m on OM4 / 150m on OM5, using Duplex LC. Complete parameters and related OEM references help mixed-vendor networks document the correct compatibility identity at each host.

OEM Part Number: QSFP-SR1.2-100GHT Part Number: QSFP-SR1.2-100G

Product Highlights

  • Compatible alternative to Broadcom QSFP-SR1.2-100G
  • 100G connectivity at 106.25 Gbps
  • Optical wavelength: 850/910nm
  • Specified reach: 70m on OM3 / 100m on OM4 / 150m on OM5
  • Duplex LC / MMF interface
  • Digital diagnostic monitoring: Supported
  • Operating temperature: -10 to 60 ℃ (14 to 140°F)

Specifications

HT Part NumberQSFP-SR1.2-100G
ManufacturerHT
Form FactorQSFP28
Max. Data Rate106.25 Gbps
Wavelength850/910nm
Max. Cable Distance70m@OM3/100m@OM4/150m@OM5
ConnectorDuplex LC
MediaMMF
Transmitter TypeBroadcom/AFCD-V7
Receiver TypePIN
TX Power-6.2dBm~4dBm
Minimum Receiver Power-8.2dBm
Power Budget2dB
Receiver Overload4dBm
Max. Power Consumption4W
Extinction Ratio>3dB
DDM/DOMSupported
Commercial Temperature Range-10 to 60 ℃ (14 to 140°F)
Modulation (Electrical)4x 25G-NRZ
Modulation (Optical)2x 50G-PAM4
CDR (Clock and Data Recovery)TX & RX Built-in CDR
Inbuilt FECKP4 FEC
Packaging TechnologyCOB Packaging
Core Size50um/125μm
ProtocolsQSFP28 MSA, SFF-8636 Rev2.10a, IEEE 802.3bm, CAUI-4

Applications and Optical Link Design

This coherent interface is suited to data-center interconnect, metro transport and managed DWDM links where the host platform supports the stated modulation and FEC modes. Design the optical line around the actual launch power, receiver range, OSNR requirement and span loss; the stated reach is not a substitute for a link-budget calculation. Use matching coherent modules and the appropriate DWDM channel plan at both ends.

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.

Coherent deployment requires a line-system review, not merely a matching connector. Confirm the DWDM channel, launch-power range, receiver limits, OSNR and FEC mode at both ends. Span loss and amplifier operation must remain inside the supported envelope, and stated reach should be validated against the actual route.

Optical Acceptance, Diagnostics and Handling

For this model, the specified transmit-power range is -6.2dBm~4dBm; the stated optical power budget is 2dB. Digital diagnostics make later maintenance easier when baseline values are captured at installation. Save the initial readings with the port and OEM reference, then investigate meaningful changes rather than reacting to a single transient value. Diagnostic support depends on the host as well as the module, so unavailable fields should be confirmed with the platform documentation. 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.

Mixed-Vendor Network Operation

A mixed-vendor optical link should be documented at both ends, not treated as one generic connection. Confirm which OEM identity each host expects and whether both ends use the same wavelength plan and optical standard. Related links locate equivalent hardware, but brand-specific identification must still be selected independently. For this model, the principal parameters are data rate 106.25 Gbps, wavelength 850/910nm, rated reach 70m on OM3 / 100m on OM4 / 150m on OM5.

Broadcom Compatibility and Factory Testing

Factory verification starts with the expected QSFP-SR1.2-100G 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.

Ordering Information

Quote HT part number QSFP-SR1.2-100G together with OEM reference QSFP-SR1.2-100G and quantity. Add the host model and software release when pre-order verification is required. Neutral labels, customer packaging and project-specific compatibility review are available on request.

Quality Assurance and Packaging

Quality control covers the optical or electrical interface, host identification and operating link. The verified unit is then individually protected and cartoned. Customer references, rack groups and project packing lists can be added for volume orders.

Frequently Asked Questions

Is this an original Broadcom transceiver?

No. It is an HT-manufactured compatible alternative for equipment that specifies QSFP-SR1.2-100G, not an original Broadcom-branded module.

Which fiber and connector are required?

Use Duplex LC with MMF. The specified maximum reach is 70m on OM3 / 100m on OM4 / 150m on OM5, 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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