Datasheet

AP-Q56-400G-DR4 Datasheet

400G QSFP-DD DR4. 500 m SMF / Datasheet + test outline

Typeproduct_datasheet

Accesspublic

Languageen

Technical document

400G QSFP-DD DR4. 500 m SMF / Datasheet + test outline

Updated: 23 Jul 2026

Request documentConfirm the exact model and revision

Engineering and procurement review

Use the product code and document version together when comparing specifications. Confirm the host device, firmware, reach, fibre type and connector before approving a replacement or rollout.

Buyer evidence

Check the details before you shortlist.

DatasheetsReview specifications and request the right document pack.CompatibilitySubmit the host device, firmware and link requirements.Testing & QCSee the validation and output checks available for a project.ComplianceRequest applicable declarations and supporting documents.

Need a commercial pack?

Send device model, quantity and delivery country for a guided response.

Request a quote