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Arista Networks A-D800-D800-2M Compatible 800G QSFP-DD 8 x 100G PAM4 Active Optical Cable, 2m (7ft)

Arista Networks A-D800-D800-2M Compatible 800G QSFP-DD 8 x 100G PAM4 Active Optical Cable, 2m (7ft)

Designed for hosts that recognize A-D800-D800-2M, this QSFP-DD to QSFP-DD cable delivers 800G transmission over a fixed 2m (7ft) assembly. Its AOC construction provides a factory-terminated active optical link with the optical engines and fiber integrated into the assembly.

OEM Part Number: A-D800-D800-2MHT Part Number: A-D800-D800-2M

Product Highlights

  • Compatible alternative to Arista Networks A-D800-D800-2M
  • 800G connectivity at 800Gbps
  • Interface configuration: QSFP-DD to QSFP-DD
  • Fixed length and part number: 2m (7ft), A-D800-D800-2M
  • Cable construction: AOC
  • Maximum power consumption: ≤12W Per End
  • Minimum bend radius: 30mm
  • Operating temperature: 0 to 70°C (32 to 158°F)

Specifications

HT Part NumberA-D800-D800-2M
Arista CompatibleA-D800-D800-2M
ManufacturerHT
Form FactorQSFP-DD to QSFP-DD
Max. Data Rate800Gbps
Cable Length2m (7ft)
Cable TypeAOC
Wavelength850nm
Minimum Bend Radius30mm
Transmitter TypeVCSEL
Receiver TypePIN
Max. Power Consumption≤12W Per End
Modulation Format8x 100G-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)
ProtocolsQSFP-DD HW Specification Rev 6.3, CMIS Rev 5.0

Signal and Lane Configuration

The listed modulation format is 8x 100G-PAM4. 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.

Length Selection and Installation Planning

A-D800-D800-2M provides 2m (7ft) for connections between separated rack units or nearby equipment positions. Plan the route around cable managers and power cords, keeping the assembly free from connector strain while avoiding a large obstruction in the airflow path.

Position Within the Length Range

A-D800-D800-2M occupies the middle of this family between A-D800-D800-1M at 1m (3ft) and A-D800-D800-3M at 3m (10ft). It adds 1m over the shorter option for extra routing clearance, while the next longer version adds another 1m. Measure the managed path and choose this version when its reach is sufficient without creating the slack associated with the longer assembly.

Power and Thermal Planning

The rated power consumption is ≤12W 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 HW Specification Rev 6.3, CMIS Rev 5.0. Confirm that the host firmware and port configuration support the same operating mode.

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.

Arista Networks Compatibility and Factory Testing

Our compatibility setup for Arista Networks A-D800-D800-2M is checked together with the physical 2m (7ft) assembly. Factory verification covers connector condition, host identification, error-free link establishment and optical link operation, receive activity and diagnostic readouts. Providing the exact host model and firmware release helps us identify platform-specific requirements before production.

Ordering Information

Quote HT part number A-D800-D800-2M with the required quantity. The 2m (7ft) length is fixed for this part number; if a different length is needed, select its corresponding page and OEM reference from the length list above. Standard HT labels and project-specific packaging are available.

Frequently Asked Questions

Is this an original Arista Networks cable?

No. It is an HT-manufactured compatible alternative for equipment that specifies Arista Networks A-D800-D800-2M.

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 2m (7ft) 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

Quality control includes connector appearance, cable identification and functional verification. Packing materials are selected to keep the connector housings and cable boots from taking impact during transport, and the coil is not compressed into an undersized bundle. Volume orders can include customer-specific labels and packing documentation.

Shipping and Lead Time

Available stock is usually packed and handed to the carrier within one to three working days. Delivery can be arranged by international express, air cargo or sea freight, with tracking details supplied after dispatch. Freight-collect shipments and delivery to a customer warehouse or forwarder can also be coordinated.

 

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


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