ASTER RACKIT — ITEM RFQ DRAFT
Not an offer, order, stock allocation or OEM-approved BOM.

Identifier: QDD-2X400G-FR4-AO
Manufacturer: AddOn
Product family: unverified

RECORDED ENGLISH DESCRIPTION
AddOn QDD-2X400G-FR4-AO network transceiver

QDD-2X400G-FR4-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-2X400G-FR4-AO. Ask for application and lifecycle confirmation before making a purchase decision. This reference does not state availability, price or authorization.


SUPPLEMENTAL MANUFACTURER OBSERVATIONS — REVIEW REQUIRED
Published transmission medium: SMF [manufacturer_statement_not_independently_verified] | Source: https://www.addonnetworks.com/api/search | Observed: 2026-10-30T23:44:22.927565+00:00 | Location: /data/products/2/shortDescription; description characters 73–76; source page 2; source observed 2026-10-30T23:44:22.927565+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.
Published wavelength expression: 1310nm [manufacturer_statement_not_independently_verified] | Source: https://www.addonnetworks.com/api/search | Observed: 2026-10-30T23:44:22.927565+00:00 | Location: /data/products/2/shortDescription; description characters 78–84; source page 2; source observed 2026-10-30T23:44:22.927565+00:00 | Literal printed in this exact AddOn own-PN catalog description; not a structured datasheet field or independent measurement. Tx/Rx wording, ranges and any missing repeated unit remain as printed; no channel or missing unit is inferred. | 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.
Published distance and conditions: 2km [manufacturer_statement_not_independently_verified] | Source: https://www.addonnetworks.com/api/search | Observed: 2026-10-30T23:44:22.927565+00:00 | Location: /data/products/2/shortDescription; description characters 86–89; source page 2; source observed 2026-10-30T23:44:22.927565+00:00 | Literal printed in this exact AddOn own-PN catalog description; not a structured datasheet field or independent measurement. Keep the complete printed distance expression and any FEC, host, EDFA or DCM wording together. This is not inferred cable length or an unconditional reach guarantee. | 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.
Published connector expression: 2xLC [manufacturer_statement_not_independently_verified] | Source: https://www.addonnetworks.com/api/search | Observed: 2026-10-30T23:44:22.927565+00:00 | Location: /data/products/2/shortDescription; description characters 91–95; source page 2; source observed 2026-10-30T23:44:22.927565+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.
Published diagnostics token: DOM [manufacturer_statement_not_independently_verified] | Source: https://www.addonnetworks.com/api/search | Observed: 2026-10-30T23:44:22.927565+00:00 | Location: /data/products/2/shortDescription; description characters 97–100; source page 2; source observed 2026-10-30T23:44:22.927565+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.
Published temperature expression: 0 to 70C [manufacturer_statement_not_independently_verified] | Source: https://www.addonnetworks.com/api/search | Observed: 2026-10-30T23:44:22.927565+00:00 | Location: /data/products/2/shortDescription; description characters 102–110; source page 2; source observed 2026-10-30T23:44:22.927565+00:00 | Literal printed in this exact AddOn own-PN catalog description; not a structured datasheet field or independent measurement. The source temperature expression is not promoted to a verified operating/storage rating. | 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.
Published management specification: CMIS 5.0 [manufacturer_statement_not_independently_verified] | Source: https://www.addonnetworks.com/api/search | Observed: 2026-10-30T23:44:22.927565+00:00 | Location: /data/products/2/shortDescription; description characters 112–120; source page 2; source observed 2026-10-30T23:44:22.927565+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.
Published form-factor token: QSFP-DD [manufacturer_statement_not_independently_verified] | Source: https://www.addonnetworks.com/api/search | Observed: 2026-10-30T23:44:22.927565+00:00 | Location: /data/products/2/shortDescription; description characters 52–59; source page 2; source observed 2026-10-30T23:44:22.927565+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.
Published link-standard designation: 800GBase-2xFR4 [manufacturer_statement_not_independently_verified] | Source: https://www.addonnetworks.com/api/search | Observed: 2026-10-30T23:44:22.927565+00:00 | Location: /data/products/2/shortDescription; description characters 37–51; source page 2; source observed 2026-10-30T23:44:22.927565+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.

Record type: manufacturer-reference
URL: https://www.aster-rackit.com/explore/product/addon-public-6ff64e8b1053fb83401bb287
Quantity: [enter]
Condition: [confirm]
Destination: [enter]

RECORDED TECHNICAL FIELDS — CHECK EVIDENCE STATUS

SOURCE REFERENCES
www.addonnetworks.com: https://www.addonnetworks.com/products/transceivers/cisco/qsfp-dd/800gbase/qdd-2x400g-fr4-ao | Source type: Source reference [manufacturer-published-product-catalogue] | sourceObservedAt: 2026-10-30T23:44:22.927565+00:00 | Confidence: manufacturer-published reference; compatibility and technical suitability require review | Status: review_required

PURCHASE CHECKS
1. Keep the transceiver maker’s complete own PN including every suffix; record the compatible platform separately from its ordering owner.
2. Confirm the exact host, port requirements and firmware scope against current documents rather than assuming all versions are compatible.
3. Review the actual media, connectors, wavelength or electrical interface and operating limits from the exact product documentation.
4. Resolve prerelease, discontinued, renamed or alias relationships before treating references as separate available units.
5. Request original module and package labels, connector views, the applicable data sheet and documented test scope for the quoted units.

PHOTO / EVIDENCE REQUIREMENTS
Complete maker PN and unit/package labels
Connector, module and any safety markings
Applicable current documents and scoped test evidence

Confirm current exact identity, compatibility, stock, price, warranty and delivery terms with sales@aster-rackit.com.