Cisco SFP-25G-SR-S 25GBASE Multimode Transceiver

The Cisco SFP-25G-SR-S is a high-performance, 25 Gigabit Ethernet transceiver in a compact SFP28 form factor, designed for high-density, low-power data center environments. With support for 70m (OM3) and 100m (OM4) multimode fiber, it provides reliable short-reach links for rack-to-rack and switch-to-switch applications.

In addition, this module is fully compliant with IEEE 802.3by and 802.3cc, delivering standards-based interoperability. It’s highly energy-efficient, consuming approximately 1.2 W, which helps reduce operational costs in large-scale deployments.

Key Features & Benefits (Cisco SFP-25G-SR-S)

• 25 Gbps throughput with support for 70m (OM3) and 100m (OM4) multimode fiber.
• Low power consumption (~1.2 W) in a compact SFP28 package.
• Fully IEEE 802.3by / 802.3cc compliant, ensuring interoperability across platforms.
• Cisco-certified quality, tested for compatibility and reliability.
• 850 nm VCSEL module, ideal for modern data center cabling.

Use Cases:

• Top-of-Rack Upgrades: Transition to 25G within current fiber infrastructure.
• High-Density Environments: Add data capacity without increasing port or rack footprint.
• HPC Clusters: Connect servers with fast, low-latency links.
• Enterprise Upgrades: Future-proof existing networks with minimal cabling changes.

📁 Data Sheet