Cisco QSFP-400G-CU3M 400GBASE-CR4 3M Passive Direct-Attach Copper Cable

Cisco QSFP-400G-CU3M 400GBASE-CR4 3M Passive Direct-Attach Copper Cable

Brand: Cisco | Category: Transceivers & Cables

SKU: QSFP-400G-CU3M | Part #: QSFP-400G-CU3M | MPN: QSFP-400G-CU3M

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About the Cisco QSFP-400G-CU3M 400GBASE-CR4 3M Passive Direct-Attach Copper Cable

At a glance — key specifications

Part NumberQSFP-400G-CU3M
ManufacturerCisco
CategoryTransceivers & Cables
ConditionNew, sealed

Perfect for

  • Enterprise datacentre infrastructure
  • AI / ML training and inference
  • Hyperscale cloud deployments
  • Financial services compute
  • Telecommunications and edge computing

Frequently asked questions

How do I get a formal quote?

Use the RFQ form on this page with quantity, destination country, and target lead time. Our pre-sales team responds with competitive quoting, vendor-confirmed availability, and any matching support / commissioning options within 48 hours.

Request a quote for the Cisco QSFP-400G-CU3M 400GBASE-CR4 3M Passive Direct-Attach Copper Cable

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Technical Specifications

BrandCisco
CategoryTransceivers & Cables
SKUQSFP-400G-CU3M
Part NumberQSFP-400G-CU3M
ConditionNew
Manufacturer Part NumberQSFP-400G-CU3M
Form FactorQSFP-DD
Data Transfer Rate400 Gbps
Interface Type400GBASE-CR4
Cable TypePassive Direct-Attach Copper (DAC)
Cable Length3 m
Connector TypeQSFP-DD to QSFP-DD
Operating Temperature0–70°C
CompatibilityCisco Nexus, UCS, and third-party QSFP-DD-compatible platforms
RoHS CompliantYes

Frequently Asked Questions about Cisco QSFP-400G-CU3M 400GBASE-CR4 3M Passive Direct-Attach Copper Cable

What does the Cisco QSFP-400G-CU3M 400GBASE-CR4 3M Passive Direct-Attach Copper Cable do?

The Cisco QSFP-400G-CU3M 400GBASE-CR4 3M Passive Direct-Attach Copper Cable is enterprise IT hardware deployed in production data centers, server rooms, and edge sites across the GCC and EMEA region.

What are the headline specs of the Cisco QSFP-400G-CU3M 400GBASE-CR4 3M Passive Direct-Attach Copper Cable?

Key specifications for the Cisco QSFP-400G-CU3M 400GBASE-CR4 3M Passive Direct-Attach Copper Cable: new condition; part number QSFP-400G-CU3M; manufacturer Cisco; category Transceivers & Cables; condition New, sealed; manufacturer part number QSFP-400G-CU3M; form factor QSFP-DD. Manufacturer part number QSFP-400G-CU3M. For the full datasheet with electrical, environmental, and compliance details, contact our pre-sales engineering team.