Cisco QSFP-DD-400G-LR4 400GBase-LR4 QSFP-DD Single-Mode 10km Transceiver

Cisco QSFP-DD-400G-LR4 400GBase-LR4 QSFP-DD Single-Mode 10km Transceiver

Brand: Cisco | Category: Transceivers & Cables

SKU: QSFP-DD-400G-LR4 | Part #: QSFP-DD-400G-LR4 | MPN: QSFP-DD-400G-LR4

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About the Cisco QSFP-DD-400G-LR4 400GBase-LR4 QSFP-DD Single-Mode 10km Transceiver

At a glance — key specifications

Part NumberQSFP-DD-400G-LR4
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.

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Technical Specifications

BrandCisco
CategoryTransceivers & Cables
SKUQSFP-DD-400G-LR4
Part NumberQSFP-DD-400G-LR4
ConditionNew
Manufacturer Part NumberQSFP-DD-400G-LR4
Form FactorQSFP-DD
Data Rate400 Gbps
Standard400GBase-LR4
Fiber TypeSingle-Mode (OS2)
Maximum Transmission Distance10 km
Wavelength1295–1310 nm
Connector TypeQSFP-DD Socket
Temperature Operating Range0–70 °C
Power Consumption< 6.5 W
Digital DiagnosticsDOM (Diagnostic Monitoring)

Frequently Asked Questions about Cisco QSFP-DD-400G-LR4 400GBase-LR4 QSFP-DD Single-Mode 10km Transceiver

What does the Cisco QSFP-DD-400G-LR4 400GBase-LR4 QSFP-DD Single-Mode 10km Transceiver do?

The Cisco QSFP-DD-400G-LR4 400GBase-LR4 QSFP-DD Single-Mode 10km Transceiver 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-DD-400G-LR4 400GBase-LR4 QSFP-DD Single-Mode 10km Transceiver?

Key specifications for the Cisco QSFP-DD-400G-LR4 400GBase-LR4 QSFP-DD Single-Mode 10km Transceiver: new condition; part number QSFP-DD-400G-LR4; manufacturer Cisco; category Transceivers & Cables; condition New, sealed; manufacturer part number QSFP-DD-400G-LR4; form factor QSFP-DD. Manufacturer part number QSFP-DD-400G-LR4. For the full datasheet with electrical, environmental, and compliance details, contact our pre-sales engineering team.