Cisco CWDM SFP 1490nm 1G Ethernet Fibre Module Transceiver

• Data center interconnect (DCI) over CWDM fiber links
• Enterprise campus backbone optical networking
• Metro Ethernet service provider deployments
• Fibre Channel storage network connectivity
• Cloud infrastructure optical transport layers
• Disaster recovery and redundancy links between sites
• High-availability enterprise WAN aggregation
• Telecom access network wavelength expansion

• 1490nm CWDM wavelength optimized for multiplexed fiber networks
• Supports 1G Ethernet and 1G Fibre Channel traffic
• Enables efficient use of existing fiber infrastructure
• Hot-swappable SFP form factor for operational flexibility
• Designed for CWDM wavelength-division multiplexing environments
• Stable optical performance for enterprise-grade reliability
• Suitable for metro, enterprise, and data center networks
• Reduces fiber deployment costs through wavelength reuse
• Supports scalable multi-channel optical architectures
• Seamless integration with Cisco-compatible platforms

• Brand: Cisco
• Part Number: CWDM-SFP-1490
• Product Type: CWDM SFP Transceiver
• Wavelength: 1490nm
• Data Rate: 1G Ethernet, 1G Fibre Channel
• Form Factor: SFP
• Interface Type: Optical Fibre
• Technology Type: CWDM (Coarse Wavelength Division Multiplexing)
• Application Support: Ethernet / Fibre Channel Networks
• Deployment Type: Enterprise & Data Center Optical Networking
• Hot Swappable: Yes
• Compatibility: Cisco-compatible networking platforms
• Use Case Category: Metro, enterprise, and data center fiber links
• Network Architecture: CWDM wavelength-division multiplexed systems
• Maintenance Requirement: Low-maintenance plug-and-play module
• Lifecycle Role: Network expansion and fiber optimization module

WHY CHOOSE THIS PRODUCT?

• Organizations choose the Cisco CWDM-SFP-1490 when they need reliable wavelength-specific optical transport within CWDM-based fiber architectures. It is preferred for environments requiring predictable 1G performance over structured optical networks.
• Compared to standard SFP modules, it provides better fiber utilization efficiency by enabling multi-wavelength transmission over a single fiber pair.
• Enterprises benefit from improved scalability, especially when expanding metro networks or interconnecting distributed data centers.
• It supports operational continuity by enabling stable, low-latency optical links for mission-critical workloads.