Broadcom QSFP-100G-PC Compatible 100G QSFP28 4 x 25G NRZ Passive Copper Twinax Cable

Broadcom QSFP-100G-PC Compatible 100G QSFP28 4 x 25G NRZ Passive Copper Twinax Cable

A 100G direct-attached link depends on the correct host identity, interface mode and physical length. This page covers the Broadcom QSFP-100G-PC compatible DAC series in QSFP28 to QSFP28, including 0.5m (2ft) and 1.5m (5ft). Each documented length-specific OEM reference is linked separately where an individual product page is available.

Series Part Number: QSFP-100G-PCHT Part Number: QSFP-100G-PC

Product Highlights

  • HT-manufactured compatible alternative for Broadcom QSFP-100G-PC
  • 100G aggregate connectivity at 100Gbps
  • Interface configuration: QSFP28 to QSFP28
  • Passive Twinax / Copper
  • Length configurations covered: 0.5m (2ft) and 1.5m (5ft)
  • Conductor specification: 30AWG
  • Power consumption: ≤0.5W
  • Operating temperature: 0 to 70°C (32 to 158°F)

Available Lengths and Corresponding Part Numbers

The documented series configuration is 0.5m (2ft) and 1.5m (5ft). Use the relevant OEM reference below together with the HT identity and required length when requesting a quotation. If another length carries a different OEM part number, it must be reviewed and ordered as that distinct configuration.

Compatible OEM Part Numbers

  • QSFP-100G-PC005

Specifications

HT Part NumberQSFP-100G-PC
ManufacturerHT
Form FactorQSFP28 to QSFP28
Max. Data Rate100Gbps
MediaCopper
Cable TypePassive Twinax
Cable Length Options Covered0.5m (2ft) and 1.5m (5ft)
Jacket MaterialPVC (OFNR)
Minimum Bend Radius33.5mm
Wire AWG30AWG
Max. Power Consumption≤0.5W
Modulation Format4x 25G-NRZ to 4x 25G-NRZ
Power Supply3.3V
MTBF≈50 Million Hours
Commercial Temperature Range0 to 70°C (32 to 158°F)
Application100G Ethernet
ProtocolsQSFP28 MSA, SFF-8662, IEEE 802.3

Applications and Deployment

Passive twinax cables are commonly selected for short switch-to-switch, switch-to-server and accelerator connections within or between nearby racks. With no separate optical conversion stage, they offer a simple low-power physical link. The assembly must nevertheless remain within the length, signaling rate and qualification limits accepted by both hosts. For this series, the listed interface is QSFP28 to QSFP28 and the aggregate rate is 100G. The stated application is 100G Ethernet.

Quality Assurance and Packaging

Each cable receives connector inspection and a functional link check before it is coiled with bend-safe slack and packed. Protective materials shield the connector housings during transport. Rack or project labels are available to keep length, part number and installation destination aligned. Both connector ends are inspected as part of the complete assembly, and protective packing is selected to avoid tight bends during transport and storage.

Cable Construction and Routing

For this assembly, the conductor specification is 30AWG; the jacket material is PVC (OFNR); the minimum bend radius is 33.5mm; the operating temperature is 0 to 70°C (32 to 158°F); the power consumption is ≤0.5W. These parameters belong in the installation review rather than being treated as catalogue trivia. Route the cable through its intended managers without tension, avoid pressure close to the connector boots and leave enough space to operate the latches. Any service loop must respect the stated bend limit.

Data-Center Design and Airflow

Select the assembly by both reach and rack layout. A direct connection removes separate module-and-patch-cord interfaces, but it still needs a bend-safe pathway and clear connector access. Keep cable bundles from blocking front-panel airflow, account for the listed interface power where applicable and choose a length that supports maintenance without leaving an unmanaged coil. For this series, keep the interface rate, DAC construction and length-specific OEM reference together throughout that review.

Ordering Information

Provide the OEM reference, HT part number, fixed length and quantity, together with the intended host interfaces. Rack-based quantities and packaging instructions can be included for larger deployments. Other lengths are separate products and should be entered on their own order lines. For this series, follow the corresponding length link, quote that exact OEM part number and keep different lengths on separate order lines. HT part number QSFP-100G-PC identifies the product family; the linked page provides the final length-specific identity.

Broadcom Compatibility and Factory Testing

Compatibility confirmation combines host identification with actual link establishment and diagnostic checks. The assembly is prepared for the stated OEM reference rather than selected only by connector shape. For a new data-center deployment, the equipment model, port mode and software release provide the most useful basis for a pre-order review. Series-level inspection is followed by the exact length and OEM configuration selected for dispatch. Functional verification includes link establishment and diagnostic indications where the host exposes them.

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.

Frequently Asked Questions

Is this an original Broadcom cable?

No. It is an HT-manufactured compatible cable for equipment that specifies QSFP-100G-PC, not an original Broadcom-branded product.

Are different lengths and OEM part numbers separate products?

Yes. Where a length has its own OEM reference, follow the corresponding link above and order that exact part number on its own line. Do not substitute another length only because the connector arrangement is the same.

Does this DAC cable require separate modules at each end?

No. The connector ends and cable form one complete direct-attach assembly. The ends are not detachable standalone transceivers, and the complete product is tested together.

What information helps confirm compatibility?

Provide the equipment manufacturer and model, port type, hardware revision and software release, together with the required OEM reference, length and quantity. Breakout projects should also identify the intended lane configuration.


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