Cisco DWDM-SFP-4373 1543.73nm 100GHz SFP Optical Module

• Metro Ethernet backbone expansion with limited fiber availability
• Data center interconnect (DCI) over long-distance fiber links
• Enterprise WAN modernization using DWDM optical layers
• Service provider aggregation and transport networks
• Cloud connectivity between geographically distributed data centers
• Financial trading networks requiring low-latency optical paths
• Telecom carrier optical wavelength multiplexing deployments
• Disaster recovery site replication over dedicated fiber routes

• DWDM operation at 1543.73nm for high-capacity optical transport
• 100GHz ITU grid compliance for precise wavelength allocation
• Enables multiple data channels over a single fiber pair
• Designed for single-mode fiber (SMF) infrastructure
• LC duplex connector for standardized optical interfacing
• Hot-swappable SFP form factor for non-disruptive upgrades
• Optimized for metro, backbone, and DCI environments
• Enhances fiber utilization efficiency and reduces infrastructure costs
• Supports scalable wavelength expansion in DWDM architectures
• Enterprise-grade optical stability for mission-critical networks
• Suitable for carrier, enterprise, and cloud network operators

• Brand: Cisco
• Model: DWDM-SFP-4373
• Technology: DWDM (Dense Wavelength Division Multiplexing)
• Wavelength: 1543.73 nm
• Channel Spacing: 100GHz ITU-T grid
• Fiber Type: Single-Mode Fiber (SMF)
• Connector Type: LC Duplex
• Form Factor: SFP (Small Form-Factor Pluggable)
• Hot Swappable: Yes
• Compatibility: Cisco networking platforms (DWDM-enabled systems)
• Applications: Metro Ethernet, enterprise backbone, and data center interconnect (DCI) networks
• Network Type: DWDM optical transport networks
• Deployment Scope: Long-haul and high-capacity fiber infrastructure

WHY CHOOSE THIS PRODUCT?

• Unlike standard optical transceivers, it supports DWDM channelization, enabling dense multi-wavelength deployments within the same fiber pair.
• Its 100GHz ITU compliance ensures predictable integration into structured optical transport networks.
• Enterprises benefit from simplified scaling, as additional channels can be added without major physical network redesign.
• The hot-swappable SFP design reduces maintenance downtime and operational disruption during upgrades.
• It is optimized for interoperability within Cisco optical and switching ecosystems, improving procurement confidence and lifecycle consistency.