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Home Networking Transceiver Cisco QDD-2X100-CWDM4-S Dual Port 2km SMF Transceiver

Cisco QDD-2X100-CWDM4-S Dual Port 2km SMF Transceiver

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High-density QSFP-DD 2x100G optical transceiver enabling dual 100G CWDM4 connectivity over 2km single-mode fiber with dual CS duplex interfaces for modern data centers.

OVERVIEW

  • The Cisco QDD-2X100-CWDM4-S is a high-performance QSFP-DD optical transceiver designed for dual 100G CWDM4 connectivity. It enables two independent 100Gbps links over single-mode fiber up to 2km, making it an efficient solution for high-density cloud and data center environments.
  • Built for next-generation networking architectures, it delivers high bandwidth aggregation, reduced port usage, and optimized fiber efficiency for scalable infrastructure deployments.

USE CASES

  • High-density data center switch aggregation
  • Dual 100G uplinks in leaf-spine architecture
  • Cloud and hyperscale infrastructure networks
  • Enterprise backbone expansion with reduced port usage
  • Data center interconnect (DCI) over 2km
  • High-performance computing (HPC) environments 

KEY FEATURES

  • Dual 100G (2x100G) QSFP-DD optical transmission
  • CWDM4 technology for efficient wavelength multiplexing
  • Supports up to 2km over single-mode fiber
  • Dual CS duplex optical interfaces
  • High-density QSFP-DD form factor
  • Optimized for space-saving network design
  • Low latency and high reliability performance
  • Designed for Cisco-compatible next-gen platforms 

TECHNICAL SPECIFICATIONS

  • Brand: Cisco
  • Model: QDD-2X100-CWDM4-S
  • Data Rate: 2x100Gbps (200G aggregate)
  • Wavelength: CWDM4 standard
  • Fiber Type: Single-Mode Fiber (SMF)
  • Maximum Reach: Up to 2km
  • Connector Type: Dual CS Duplex
  • Form Factor: QSFP-DD
  • Application: Data center, cloud networking, HPC, enterprise backbone
  • Compatibility: Cisco networking systems
  • Deployment: Hot-pluggable optical module
  • Power Consumption: Efficient low-power design

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