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NVIDIA/Mellanox QDD-200G-2Q4xNAO07 Compatible 200G QSFP-DD 8 x 25G NRZ to 2 x 100G QSFP28 4 x 25G NRZ Ethernet Active Optical Breakout Cable, 7m (23ft)

NVIDIA/Mellanox QDD-200G-2Q4xNAO07 Compatible 200G QSFP-DD 8 x 25G NRZ to 2 x 100G QSFP28 4 x 25G NRZ Ethernet Active Optical Breakout Cable, 7m (23ft)

For short, high-density connections, this AOC cable combines 200G performance with a fixed 7m (23ft) cable run. It corresponds to NVIDIA/Mellanox QDD-200G-2Q4xNAO07 and uses a factory-terminated active optical link with the optical engines and fiber integrated into the assembly.

OEM Part Number: QDD-200G-2Q4xNAO07HT Part Number: QDD-200G-2Q4xNAO07

Product Highlights

  • Compatible alternative to NVIDIA/Mellanox QDD-200G-2Q4xNAO07
  • 200G connectivity at 200Gbps
  • Interface configuration: QSFP-DD to 2x 100G QSFP28
  • Fixed length and part number: 7m (23ft), QDD-200G-2Q4xNAO07
  • Cable construction: OM3
  • Maximum power consumption: 4W (QSFP-DD End) 2.5W (QSFP28 Per End)
  • Minimum bend radius: 30mm
  • Operating temperature: 0 to 70°C (32 to 158°F)

Specifications

HT Part NumberQDD-200G-2Q4xNAO07
Dell CompatibleQDD-200G-2Q4xNAO07
ManufacturerHT
Form FactorQSFP-DD to 2x 100G QSFP28
Max. Data Rate200Gbps
Cable Length7m (23ft)
Cable TypeOM3
Wavelength850nm
Minimum Bend Radius30mm
Transmitter TypeVSCEL
Receiver TypePIN
Max. Power Consumption4W (QSFP-DD End) 2.5W (QSFP28 Per End)
Jacket MaterialOFNP
CDR (Clock and Data Recovery)Not Supported
Modulation FormatNRZ
Commercial Temperature Range0 to 70°C (32 to 158°F)
ProtocolsQSFP-DD MSA V5.0, QSFP28 MSA, CMIS V4.0, SFF-8636

Signal and Lane Configuration

The listed modulation format is NRZ. Both host interfaces must be configured for the same aggregate rate and lane arrangement. A connector that fits mechanically does not by itself guarantee that the remote port supports this encoding or breakout mode.

Power and Thermal Planning

The rated power consumption is 4W (QSFP-DD End) 2.5W (QSFP28 Per End). Include this load in the host-port power and thermal budget, especially in densely populated switches. Maintain front-panel clearance and do not bundle the cable so tightly that it obstructs airflow around the connectors.

Cable Construction and Routing

This assembly uses OFNP jacket, minimum bend radius 30mm. These mechanical characteristics affect how the cable should be dressed behind the equipment. Avoid sharp edges, excessive ties and repeated tight bends close to the connector boots.

Network and Protocol Considerations

The intended application is determined by the host interface and protocol support. Listed interface and protocol references include QSFP-DD MSA V5.0, QSFP28 MSA, CMIS V4.0, SFF-8636. Confirm that the host firmware and port configuration support the same operating mode.

Breakout Port Mapping

The QSFP-DD to 2x 100G QSFP28 configuration divides the high-speed interface into multiple lower-speed connections. Verify the upstream lane assignment, downstream port speeds and breakout setting on the host before connecting the assembly. Each branch must attach to the correct remote interface.

Integrated Optical Assembly

The optical engines and fiber are permanently integrated into this AOC. There are no detachable optical modules to clean or exchange. Handle the complete assembly by its connector housings and cable, and keep both ends matched to the same interface specification.

Length Selection and Installation Planning

The extended 7m (23ft) reach supports connections across adjacent racks or between separated equipment rows. Secure the cable along its route, protect both ends from pull loads and preserve ventilation. The integrated AOC construction avoids a chain of separate modules and patch leads.

NVIDIA/Mellanox Compatibility and Factory Testing

Compatibility is more than matching the QSFP-DD to 2x 100G QSFP28 shape. This assembly is prepared for hosts expecting QDD-200G-2Q4xNAO07 and is checked for identification, stable link behavior and optical link operation, receive activity and diagnostic readouts. We recommend confirming the equipment model and software release for critical deployments or mixed-vendor installations.

Ordering Information

When ordering, specify QDD-200G-2Q4xNAO07, cable length 7m (23ft) and the host platform. This allows our team to verify both the physical assembly and the compatibility requirement before production. Neutral labeling and customer packing lists can be arranged for volume orders.

Frequently Asked Questions

Is this an original NVIDIA/Mellanox cable?

No. It is an HT-manufactured compatible alternative for equipment that specifies NVIDIA/Mellanox QDD-200G-2Q4xNAO07.

Are separate optical modules required?

No. The connectors and cable form one complete direct-attach assembly. Do not attempt to detach or replace either end.

Can the cable be folded to shorten its routing path?

No. Follow the specified minimum bend radius and route the 7m (23ft) assembly without tight folds, sharp edges or excessive cable ties.

Can I use it between different speeds or interface types?

Only when both hosts explicitly support the same data rate, lane mapping and breakout configuration. Mechanical fit alone is not proof of interoperability.

Quality Assurance and Packaging

Production inspection covers both physical condition and a live link check. Connector ends receive individual protection, and the completed assembly is packed without tight ties or sharp bends. For multi-length projects, cartons can be separated and labelled by OEM part number to simplify installation on site.

Shipping and Lead Time

Standard configurations normally ship within one to three working days. Worldwide courier, air freight and sea freight options are available, and shipments can also be sent on your own courier account or delivered to an appointed forwarder.

 

Get a quick quote

Please write to sales@huihongfiber.com, we will reply as soon as possible.


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