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NVIDIA/Mellanox OSFP-400G-AO Compatible 400G OSFP 8 x 50G PAM4 IHS/Finned Top Ethernet Active Optical Cable

NVIDIA/Mellanox OSFP-400G-AO Compatible 400G OSFP 8 x 50G PAM4 IHS/Finned Top Ethernet Active Optical Cable

This NVIDIA/Mellanox OSFP-400G-AO compatible AOC cable provides 400G connectivity through a OSFP (IHS/Finned Top) to OSFP (IHS/Finned Top) interface. It is an active optical connection with permanently attached ends and fiber integrated into the assembly. The series configurations covered on this page are 1m (3ft).

Series Part Number: OSFP-400G-AOHT Part Number: OSFP-400G-AO

Product Highlights

  • HT-manufactured compatible alternative for NVIDIA/Mellanox OSFP-400G-AO
  • 400G aggregate connectivity at 400Gbps
  • Interface configuration: OSFP (IHS/Finned Top) to OSFP (IHS/Finned Top)
  • Active Optical Cable
  • Length configurations covered: 1m (3ft)
  • Power consumption: 10W Per End
  • Operating temperature: 0 to 70°C (32 to 158°F)

Available Length Configurations

This series page covers the following verified source length configurations: 1m (3ft). Each documented length-specific OEM reference is treated as its own product configuration; follow the corresponding product link where available. Select the required length when requesting a quotation; custom project lengths are available for discussion.

Compatible OEM Part Numbers

  • OSFP-400G-AO01

Specifications

HT Part NumberOSFP-400G-AO
ManufacturerHT
Form FactorOSFP (IHS/Finned Top) to OSFP (IHS/Finned Top)
Max. Data Rate400Gbps
Cable Length1m (3ft)
Cable TypeActive Optical Cable
Wavelength850nm
Minimum Bend Radius30mm
Transmitter TypeVCSEL
Receiver TypePIN
Max. Power Consumption10W Per End
Modulation Format8x 50G-PAM4
CDR (Clock and Data Recovery)TX & RX Built-in CDR
Jacket MaterialOFNP
DDM/DOMSupported
Commercial Temperature Range0 to 70°C (32 to 158°F)
Inbuilt FECYes
Application400G Ethernet
ProtocolsCMIS V4.0, OSFP MSA

Applications and Deployment

AOC assemblies integrate the optical engines and fiber into a single factory-terminated link. They are useful for longer or lighter high-speed connections than copper direct attach, with no fiber polarity or connector cleaning required between separate patch cords and modules.

The OSFP (IHS/Finned Top) to OSFP (IHS/Finned Top) interface and 400G data rate must match the equipment at both ends. The source application is listed as 400G Ethernet. For breakout versions, confirm the lane mapping and the speed of every downstream port; matching connector shapes alone does not establish interoperability.

NVIDIA/Mellanox Compatibility and Testing

The assembly is configured for equipment that recognizes the OSFP-400G-AO series. Before shipment, we check connector identification, link establishment and optical link operation, receive activity and diagnostic readouts. Host hardware and firmware revisions can affect third-party cable acceptance, so customers can provide the switch, server or accelerator model and software release for a pre-order compatibility review.

Ordering Information

Quote HT part number OSFP-400G-AO, the required length from 1m (3ft), and the OEM part number used by your equipment. The length-specific OEM identifiers above identify the exact product configurations so each reference can be reviewed and ordered separately.

Frequently Asked Questions

Is this an original NVIDIA/Mellanox cable?

No. It is an HT-manufactured compatible cable for equipment that specifies OSFP-400G-AO, not an original NVIDIA/Mellanox-branded product.

Which lengths are covered by this product page?

This series page covers 1m (3ft). These are the length configurations identified from the source product records; contact us if a different project length is required.

Can this AOC cable connect different port speeds or breakout configurations?

Only when both host ports support the exact aggregate rate, lane mapping and breakout mode stated in the specifications. Confirm the equipment models before connecting unlike interface versions.

Does the cable need separate modules at each end?

No. The connector ends and cable form one complete direct-attach assembly. Do not attempt to detach the ends or treat the assembly as two independent modules.

Quality Assurance and Packaging

Every AOC assembly undergoes continuity and link testing, compatibility verification and a visual inspection of both connector ends. Cables are coiled without exceeding their minimum bend radius, fitted with connector protection and packed in anti-static bags or protective trays before cartoning. Project labels and packing lists are available for volume orders.

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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