SFP-10/25G-LR-I Cisco SFP28 SMF Optical Transceiver Module 10/25GBASE-LR

Cisco SFP-10/25G-LR-I Single-Mode Optical Transceiver

The Cisco SFP-10/25G-LR-I SFP28 optical transceiver module is engineered to deliver high-speed 10GbE and 25GbE connectivity over long-distance single-mode fiber links. Designed for enterprise networking, carrier-grade infrastructure, and modern data center environments, this compact hot-pluggable module ensures stable performance, low latency, and efficient optical data transmission across extended distances.

 Product Information

• Manufacturer: Cisco 
• Part Number: SFP-10/25G-LR-I
• Product Type: Optical Transceiver Module

Technical Specifications

• Supported Rates: 10Gbps / 25Gbps
• Network Technology: 10/25GBASE-LR
• Media Type: Optical Fiber
• Fiber Mode: Single-Mode Fiber (SMF)
• Maximum Distance: Up to 10 km
• Interface: 1 x 25GBASE-LR
• Application Areas: Enterprise, Data Center, Telecom Networks

High-Speed 10/25 Gigabit Ethernet Optical Connectivity

• Supports 10GbE and 25GbE dual-rate operation
• Optimized for 10/25GBASE-LR network technology
• Reliable high-bandwidth optical transmission
• Designed for enterprise and telecom-grade networks
• Ensures low-latency data communication

Distance and Media Capabilities

• Maximum transmission distance up to 10 km
• Supports single-mode fiber (SMF) infrastructure
• High-quality optical signal stability over long ranges
• Ideal for inter-building and backbone networking
• Reduced signal loss across extended fiber routes

Networking Advantages

• Supports 25GBASE-LR and 10GBASE-LR protocols
• Flexible upgrade path for growing networks
• Enhanced throughput for data-intensive workloads
• Improved network efficiency and performance stability
• Optimized for cloud and enterprise infrastructure

Physical and Functional Features

• SFP28 plug-in module design
• Hot-swappable for reduced downtime
• Space-efficient architecture for dense systems
• Compatible with Cisco networking platforms

Single-Port Optical Interface Configuration

• 1 x 25GBASE-LR network interface
• High-performance optical fiber connectivity
• Stable duplex communication support
• Reliable server-to-switch integration

Enterprise and Data Center Deployment

• Data center backbone connectivity
• Enterprise network expansion
• Telecommunications infrastructure
• Cloud computing environments
• High-performance computing (HPC) clusters

Optimized Fiber-Based Network Architecture

• Supports modern fiber-optic deployments
• Minimizes signal attenuation over distance
• Enables scalable network expansion
• Improves overall infrastructure reliability

Cisco SFP-10/25G-LR-I Compatible Transceiver Module

The Cisco SFP-10/25G-LR-I Compatible 10/25GBASE-LR SFP28 SMF Optical Transceiver Module is a high-performance networking solution designed for organizations requiring dependable long-distance optical connectivity. This advanced SFP28 transceiver module supports both 10 Gigabit Ethernet and 25 Gigabit Ethernet applications, providing flexible deployment options for modern enterprise networks, data centers, service providers, and telecommunications environments. Built around single mode fiber technology, this optical module delivers efficient, stable, and high-speed data transmission over extended distances.

As network demands continue to increase due to cloud computing, virtualization, artificial intelligence workloads, digital transformation, and high-volume data applications, businesses require optical connectivity solutions that can support greater bandwidth while maintaining reliability. The Cisco SFP-10/25G-LR-I Compatible transceiver module provides a practical upgrade path by combining the compact SFP28 form factor with long-range optical performance. This allows network operators to improve infrastructure capacity without completely replacing existing fiber networks.

Single Mode Fiber Connectivity for Long Distance Networks

Single mode fiber is an essential component of long-distance optical networking because it allows light signals to travel with minimal dispersion and signal loss. The Cisco SFP-10/25G-LR-I Compatible 10/25GBASE-LR module is designed for use with single mode fiber cabling, making it suitable for applications that require consistent performance over extended fiber links.

Unlike multi mode fiber solutions that are typically optimized for shorter distances, single mode fiber supports communication across larger network areas. This capability makes the transceiver module an ideal choice for data center interconnections, campus networks, metropolitan area networks, and enterprise backbone connections where reliable optical transmission is required.

Compact SFP28 Design and Deployment Flexibility

The compact SFP28 form factor of this optical transceiver provides significant advantages for network installation and maintenance. Because of its small size, multiple transceiver modules can be installed within high-density switches and routers, allowing network administrators to maximize port availability while reducing physical infrastructure requirements.

The hot-pluggable design enables installation and replacement without shutting down entire network systems. This feature helps reduce service interruptions and improves operational efficiency, especially in environments where continuous connectivity is essential. The module can be integrated into existing network architectures, helping businesses modernize their infrastructure with minimal disruption.

Data Center Interconnect Solutions

Modern data centers rely on fast communication links between servers, switches, storage systems, and network cores. The Cisco SFP-10/25G-LR-I Compatible module helps create reliable connections between data center facilities and network equipment by providing high-speed optical transmission through single mode fiber.

Data center operators often need to transfer large volumes of information between locations while maintaining low latency and stable performance. The long-range capability of this SFP28 transceiver supports these requirements by enabling efficient communication across extended fiber paths. This makes it suitable for connecting aggregation switches, core network devices, and distributed infrastructure.

Enterprise and Campus Network Backbone Connectivity

Large enterprise environments often include multiple buildings, departments, or operational areas that require dependable network communication. The Cisco SFP-10/25G-LR-I Compatible 10/25GBASE-LR optical module provides a strong solution for backbone connectivity where fiber links extend beyond standard local connections.

By supporting single mode fiber transmission, the module helps organizations maintain consistent network performance across wider areas. Businesses can use this technology to connect core switches, distribution layers, and critical systems while ensuring that applications receive the bandwidth necessary for smooth operation.

Advantages of 10/25Gbps Optical Networking

The transition from traditional network speeds to 10Gbps and 25Gbps communication provides significant improvements in performance and efficiency. The Cisco SFP-10/25G-LR-I Compatible transceiver allows organizations to increase bandwidth capacity while maintaining a familiar optical networking approach.

Higher-speed optical connectivity supports demanding applications such as cloud services, video collaboration platforms, large-scale databases, virtualization environments, and real-time analytics systems. By improving data transfer capabilities, organizations can reduce congestion and create more responsive digital environments.

Enhanced Network Scalability

Scalability is a critical requirement for modern IT infrastructure. Networks must be capable of supporting increasing numbers of users, devices, applications, and services. The Cisco SFP-10/25G-LR-I Compatible SFP28 module provides additional capacity that helps businesses prepare for future growth.

The ability to operate at multiple Ethernet speeds provides flexibility during network upgrades. Organizations can gradually transition from existing 10Gbps systems to 25Gbps networks without replacing all hardware components at once. This reduces infrastructure costs and allows smoother technology migration.

Technical Features of Cisco SFP-10/25G-LR-I Compatible Transceiver

The Cisco SFP-10/25G-LR-I Compatible 10/25GBASE-LR SFP28 SMF Optical Transceiver Module is engineered to convert electrical data signals into optical signals for transmission through fiber optic cables. At the receiving end, the module converts optical signals back into electrical data, allowing connected networking equipment to communicate effectively.

Optical transceiver modules like this are essential components in high-speed networks because they provide the bridge between electronic networking devices and fiber optic infrastructure. The combination of advanced optical components and compact design allows efficient data transmission while supporting modern networking demands.

Reliable Fiber Optic Performance

Fiber optic communication provides several advantages over traditional copper-based networking methods. Optical signals are less affected by electromagnetic interference and can support higher bandwidth over longer distances. The Cisco SFP-10/25G-LR-I Compatible module uses these advantages to provide stable communication for critical network connections.

Consistent optical performance helps improve application reliability by reducing transmission issues and maintaining predictable network behavior. This is particularly important for organizations that depend on uninterrupted access to digital resources, cloud platforms, and business applications.

Energy Efficient Network Infrastructure

Energy efficiency has become an important consideration in network design. High-density environments require components that provide strong performance while maintaining reasonable power consumption. The SFP28 optical module category helps support efficient network architectures by delivering high bandwidth through a compact design.

Lower power requirements contribute to reduced operational costs and improved data center efficiency. When deployed across large-scale networking environments, efficient transceiver technology can support more sustainable infrastructure management.

Future-Ready Network Infrastructure

As technology continues to evolve, network infrastructure must support increasing amounts of data traffic. The Cisco SFP-10/25G-LR-I Compatible module provides a foundation for scalable optical connectivity by combining speed, flexibility, and long-distance capability.

Organizations investing in modern fiber optic solutions can improve operational efficiency, support advanced applications, and build networks prepared for future expansion. The SFP28 optical transceiver category continues to play an important role in the development of next-generation Ethernet environments.