
Use this AOC cable where a 400G link is required between compatible OSFP (IHS/Finned Top) to 2x QSFP56 ports. This HT version corresponds to Arista Networks OSFP-400G-2QAO and covers 3m (10ft); electrical or optical construction follows the AOC specification rather than a detachable transceiver-and-patch-cord arrangement.
Series Part Number: OSFP-400G-2QAOHT Part Number: OSFP-400G-2QAO
This series page covers the following verified source length configurations: 3m (10ft). 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.
| HT Part Number | OSFP-400G-2QAO |
|---|---|
| Manufacturer | HT |
| Form Factor | OSFP (IHS/Finned Top) to 2x QSFP56 |
| Max. Data Rate | 400Gbps |
| Cable Length | 3m (10ft) |
| Cable Type | Breakout AOC |
| Wavelength | 850nm |
| Minimum Bend Radius | 30mm |
| Transmitter Type | VSCEL |
| Receiver Type | PIN |
| Max. Power Consumption | 10W (OSFP End) 5.5W (QSFP56 Per End) |
| Jacket Material | OFNP |
| Commercial Temperature Range | 0 to 70°C (32 to 158°F) |
| Modulation Format | OSFP-8x 50G-PAM4QSFP56-4x 50G-PAM4 |
| Host FEC | Pre-FEC BER 2.4E-4, Post-FEC BER 1E-12 |
| Application | 400G/200G Ethernet |
| Protocols | IEEE 802.3cd, CMIS Rev. 4.0, SFF-8679, SFF-8661, SFF-8636 |
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 2x QSFP56 interface and 400G data rate must match the equipment at both ends. The source application is listed as 400G/200G Ethernet. For breakout versions, confirm the lane mapping and the speed of every downstream port; matching connector shapes alone does not establish interoperability.
The assembly is configured for equipment that recognizes the OSFP-400G-2QAO 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.
This series is ordered by the base HT part number OSFP-400G-2QAO plus length and compatibility requirement. Available source configurations documented on this page are 3m (10ft); other project lengths can be discussed with the factory, and each length-specific OEM reference is reviewed under its own product configuration.
No. It is an HT-manufactured compatible cable for equipment that specifies OSFP-400G-2QAO, not an original Arista Networks-branded product.
This series page covers 3m (10ft). These are the length configurations identified from the source product records; contact us if a different project length is required.
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.
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.
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.
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.
Please write to sales@huihongfiber.com, we will reply as soon as possible.
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