Cisco SFP-10G-LR-S Transceiver

Cisco SFP-10G-LR-S – Long-Range 10G SFP+ Transceiver for Enterprise Fiber Networks

The Cisco SFP-10G-LR-S is a high-performance, cost-effective optical transceiver designed for long-distance 10 Gigabit Ethernet connections over single-mode fiber (SMF). Operating at a wavelength of 1310 nm, this SFP+ module delivers reliable connectivity up to 10 kilometers, making it ideal for enterprise networks, data centers, campus backbones, and metropolitan area networks (MANs).

Built to Cisco standards, the Cisco SFP-10G-LR-S provides seamless integration with Cisco Catalyst, Nexus, and other Cisco switches and routers. It supports hot-swappable functionality, allowing network administrators to upgrade or replace it without interrupting network operations. With low power consumption, high reliability, and support for Digital Optical Monitoring (DOM), this transceiver is engineered for scalable, efficient, and mission-critical networking.

Key Features of Cisco SFP-10G-LR-S

• Data Rate: 10 Gigabit Ethernet

• Form Factor: SFP+

• Wavelength: 1310 nm

• Maximum Distance: Up to 10 km over single-mode fiber (SMF)

• Connector: LC Duplex

• Low power consumption and heat generation

• Hot-swappable for easy maintenance and upgrades

• Fully compatible with Cisco S-class platforms

• DOM support for real-time optical monitoring

Why Choose Cisco SFP-10G-LR-S?

The Cisco SFP-10G-LR-S transceiver is part of Cisco’s S-Class optics line, which is designed for enterprise-level applications where affordability and quality must go hand-in-hand. It provides the same form factor and reliability as standard Cisco 10G optics but at a lower cost, making it a smart option for businesses looking to scale network infrastructure efficiently.

This module is particularly valuable for organizations needing long-distance links between buildings, data centers, or aggregation points without investing in more expensive long-haul optics. It’s also an excellent choice for future-proofing networks, especially in hybrid environments where both short- and long-range optics are deployed.

Typical Use Cases for Cisco SFP-10G-LR-S

The Cisco SFP-10G-LR-S is ideal for various real-world networking applications, including:

• Interconnecting distribution and core switches across large campuses

• Building long-distance uplinks in enterprise LANs

• Fiber backbone links between data centers

• SAN and storage network extensions

• Connecting network appliances in high-performance environments

Its 10 km reach over SMF allows organizations to maintain fast and stable connectivity without repeaters or amplifiers, which lowers both complexity and cost.

Enterprise-Ready Performance

When it comes to enterprise demands, the Cisco SFP-10G-LR-S delivers excellent optical signal quality, low latency, and high throughput. Whether your network handles large file transfers, database replication, video conferencing, or cloud access, this transceiver ensures that data moves efficiently and securely. Thanks to DOM support, network admins can monitor real-time parameters like temperature, voltage, and signal power—critical for predictive maintenance and reducing downtime.

Cost Efficiency and Scalability

Unlike more expensive optics for carrier-grade networks, the Cisco SFP-10G-LR-S is designed with enterprise efficiency in mind. It allows IT teams to expand bandwidth and range without exceeding budget. Its power-efficient design also helps reduce heat load, which is crucial for dense switch environments and energy-conscious deployments.

It also supports phased upgrades. If your network is gradually migrating to 10G, this module is a great way to bridge existing fiber infrastructure with new, higher-speed switches or routers.

High Compatibility and Simplified Deployment

The Cisco SFP-10G-LR-S is designed with interoperability and ease of deployment in mind. It integrates flawlessly into a wide range of Cisco switches and routers, especially the Catalyst 2960X, 3650, 3850, and Nexus series. This makes it an ideal choice for enterprises that rely on Cisco’s networking ecosystem and want to ensure seamless compatibility across different layers of the infrastructure.

Thanks to its hot-swappable design, IT teams can replace or install the Cisco SFP-10G-LR-S module without shutting down switches or disrupting active network services. This ensures maximum uptime during maintenance, upgrades, or network expansions. Additionally, with simple plug-and-play functionality and Cisco IOS support, configuring and monitoring the module is straightforward—even for large-scale deployments. Whether you’re building a new network or expanding an existing one, the Cisco SFP-10G-LR-S offers a stable, scalable, and future-proof optical solution.