Cisco QSFP-40G-CSR-S= 40G QSFP+ MMF LC Transceiver

• Enterprise data center network expansion
• High-density switch uplink deployment
• Spine-leaf architecture connectivity
• Virtualized server infrastructure
• Storage area network (SAN) interconnects
• Private and hybrid cloud networking
• High-performance computing clusters
• Campus aggregation layer connectivity
• Disaster recovery network links
• High-speed server-to-switch connections

• Enterprise-Grade 40G Optical Connectivity
• Optimized for Data Center Networking
• Supports High-Density QSFP+ Deployments
• Reliable 40GBASE-CSR Optical Performance
• Duplex LC Multimode Fiber Interface
• Compatible with OM3 and OM4 Fiber
• Up to 400m Optical Transmission Reach
• Hot-Swappable for Easy Maintenance
• Low-Latency High-Speed Data Transport
• Cisco-Validated Platform Compatibility

• Brand: Cisco
• Model: QSFP-40G-CSR-S=
• Manufacturer Part Number (MPN): QSFP-40G-CSR-S=
• Product Type: Optical Transceiver Module
• Series: Cisco QSFP+ Optical Transceiver
• Form Factor: QSFP+ (Quad Small Form-Factor Pluggable Plus)
• Network Technology: 40 Gigabit Ethernet
• Ethernet Standard: 40GBASE-CSR
• Maximum Data Rate: 40 Gbps
• Transmission Technology: Optical Fiber
• Connector Type: LC Duplex
• Number of Connectors: 2 x LC Duplex
• Fiber Mode: Multimode Fiber (MMF)
• Supported Fiber Types: OM3, OM4
• Operating Wavelength: 850 nm
• Maximum Transmission Distance (OM3): Up to 300 m
• Maximum Transmission Distance (OM4): Up to 400 m

WHY CHOOSE THIS PRODUCT?

• Delivers reliable 40 Gigabit Ethernet connectivity for enterprise environments.
• Preserves existing OM3 and OM4 multimode fiber investments.
• Supports rapid deployment through hot-swappable installation.
• Enables high-density network architectures using compact QSFP+ interfaces.
• Provides dependable Cisco interoperability across supported platforms.
• Reduces operational downtime during upgrades and maintenance.