# AddOn QDD-400GB-DCO-ZR-AR-AO

AddOn QDD-400GB-DCO-ZR-AR-AO network transceiver

QDD-400GB-DCO-ZR-AR-AO is a complete AddOn ordering reference listed in the manufacturer’s public transceiver catalogue. Use the full reference when identifying this item.

The catalogue’s compatible-platform labels are manufacturer claims, not an OEM approval or a guarantee for every host or firmware version. Confirm host, connector, operating limits and application requirements against current documentation.

Request the exact AddOn reference QDD-400GB-DCO-ZR-AR-AO. Ask for application and lifecycle confirmation before making a purchase decision. This reference does not state availability, price or authorization.
Canonical: https://www.aster-rackit.com/explore/product/addon-public-dcbc9051416bdae456625bf8
Evidence status: review_required
Product family: unverified

## Recorded fields

## Supplemental manufacturer observations
Separate source literals; not independently verified specifications, inventory or compatibility proof.
- Published transmission medium: SMF [manufacturer_statement_not_independently_verified] | Source: https://www.addonnetworks.com/api/search | Observed: 2026-10-30T23:44:25.775494+00:00 | Location: /data/products/6/shortDescription; description characters 65–68; source page 4; source observed 2026-10-30T23:44:25.775494+00:00 | Literal printed in this exact AddOn own-PN catalog description; not a structured datasheet field or independent measurement. | Scope: AddOn own catalog description for this complete PN only. Compatible OEM wording is not OEM-original identity, verified compatibility, current availability or actual-unit evidence. | Evidence object SHA256: 6b5acfd5b387075b98ec452d80f7d2e932655c27c68688817c385c28124e07ef
- Published connector expression: LC [manufacturer_statement_not_independently_verified] | Source: https://www.addonnetworks.com/api/search | Observed: 2026-10-30T23:44:25.775494+00:00 | Location: /data/products/6/shortDescription; description characters 80–82; source page 4; source observed 2026-10-30T23:44:25.775494+00:00 | Literal printed in this exact AddOn own-PN catalog description; not a structured datasheet field or independent measurement. | Scope: AddOn own catalog description for this complete PN only. Compatible OEM wording is not OEM-original identity, verified compatibility, current availability or actual-unit evidence. | Evidence object SHA256: e640a9475c356097a6d564df1431cb4df8260d355dc2d2417ab87fba9bc1f8b3
- Published diagnostics token: DOM [manufacturer_statement_not_independently_verified] | Source: https://www.addonnetworks.com/api/search | Observed: 2026-10-30T23:44:25.775494+00:00 | Location: /data/products/6/shortDescription; description characters 84–87; source page 4; source observed 2026-10-30T23:44:25.775494+00:00 | Literal printed in this exact AddOn own-PN catalog description; not a structured datasheet field or independent measurement. | Scope: AddOn own catalog description for this complete PN only. Compatible OEM wording is not OEM-original identity, verified compatibility, current availability or actual-unit evidence. | Evidence object SHA256: b5639ffda6b847558becd5a6575d9c574c9a9f80d64db19ad75c03c3e73a9cfc
- Published form-factor token: QSFP-DD [manufacturer_statement_not_independently_verified] | Source: https://www.addonnetworks.com/api/search | Observed: 2026-10-30T23:44:25.775494+00:00 | Location: /data/products/6/shortDescription; description characters 44–51; source page 4; source observed 2026-10-30T23:44:25.775494+00:00 | Literal printed in this exact AddOn own-PN catalog description; not a structured datasheet field or independent measurement. | Scope: AddOn own catalog description for this complete PN only. Compatible OEM wording is not OEM-original identity, verified compatibility, current availability or actual-unit evidence. | Evidence object SHA256: 66a55f27596dc9549ab43074dbc4aa5da559032334569ee886c0b100d8023808
- Published link-standard designation: 400GBase-ZR [manufacturer_statement_not_independently_verified] | Source: https://www.addonnetworks.com/api/search | Observed: 2026-10-30T23:44:25.775494+00:00 | Location: /data/products/6/shortDescription; description characters 32–43; source page 4; source observed 2026-10-30T23:44:25.775494+00:00 | Literal printed in this exact AddOn own-PN catalog description; not a structured datasheet field or independent measurement. The standard designation is retained verbatim; it is not converted to a numeric data rate. | Scope: AddOn own catalog description for this complete PN only. Compatible OEM wording is not OEM-original identity, verified compatibility, current availability or actual-unit evidence. | Evidence object SHA256: 0705bbe8f052e6f5fac5b9ea7d94f5d30a236a2dce6bc1287746e1a8631ad2ff

## Source references
- www.addonnetworks.com: https://www.addonnetworks.com/products/transceivers/arista-networks/qsfp-dd/400gbase/qdd-400gb-dco-zr-ar-ao | Source type: Source reference [manufacturer-published-product-catalogue] | sourceObservedAt: 2026-10-30T23:44:25.775494+00:00 | Confidence: manufacturer-published reference; compatibility and technical suitability require review | Status: review_required

## Historical supplier review requirements and remaining checks
- All inherited parameters require verification

No stock, price, warranty, authorization or compatibility guarantee. AI-generated scenes are not actual-unit evidence.