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Cisco QSFP-DD 400G Optical Transceiver

Cisco QSFP-DD 400G Optical Transceiver

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Cisco QSFP-DD 400G Optical Transceiver — High-Density 400GbE Optics

The Cisco QSFP-DD 400G optical transceiver delivers 400 Gigabit Ethernet connectivity in the industry-standard QSFP-DD double density form factor, supporting short-reach (SR8), medium-reach (FR4), and long-reach (LR4) applications across data centre and carrier transport networks.

Key Specifications

  • Speed: 400GbE (QSFP-DD 8× 50G PAM4)
  • Variants: SR8 (100m OM4), FR4 (2km SMF), LR4 (10km SMF)
  • Interface: QSFP-DD MSA compliant
  • Power: <10W typical
  • Temperature: 0°C to +70°C (commercial), -40°C to +85°C (industrial)
  • Compatible: Cisco NCS 5500, ASR 9000, Nexus 9000

Why Source from NetZero.tel?

NetZero.tel provides Cisco-coded 400G QSFP-DD transceivers with DOM monitoring support, OEM compatibility verification, and competitive pricing — essential for high-capacity 400GbE network buildouts.