CFP-40G-SR4

The Cisco CFP-40G-SR4 is designed to transmit data at 40 gigabits per second using short-reach multimode fiber. It’s often found in data centers and high-performance network environments where fast, reliable connectivity is essential. Network engineers and IT professionals typically use this module to upgrade or maintain 40G network links.

Key Features

• Uses MPO connectors for easy fiber optic cable management
• Compatible with OM3 and OM4 multimode fiber for flexible deployment
• Supports reach of up to 100 meters on OM4 fiber
• Hot-swappable design enables minimal network downtime
• Built to fit standard CFP ports on Cisco switches and routers

This module is commonly deployed in enterprise and service provider environments where 40G connectivity is needed between switches or servers. It helps achieve high-speed data transmission with low latency and fits well in crowded data center racks thanks to its compact form.

Its hot-swappable capability ensures network maintenance and upgrades can happen with little disruption. Overall, it’s a practical choice for those managing 40G networks requiring reliable short-range optical links.