SFP-10/25G-CSR-S= Cisco 25 Gbps Transceiver Module LC Connector

Cisco SFP-10/25G-CSR-S= 25Gbps Transceiver Module 

The Cisco SFP-10/25G-CSR-S= is a high-capacity optical transceiver module built for next-generation Ethernet networking. Designed with an SFP28 form factor, this solution delivers reliable 25 Gigabit Ethernet performance through a compact pluggable interface. It provides an efficient way to upgrade network connections while supporting flexible optical fiber deployments.

Product Information

• Manufacturer: Cisco
• Model Number: SFP-10/25G-CSR-S=
• Device Category: Optical Transceiver

Product Highlights and Features

• Maximum Data Rate: 25 Gbps
• Transmission Medium: Optical fiber
• Connector Style: Duplex LC connector
• Fiber Support: Multi-mode fiber (MMF)

Networking and Data Transfer Specifications

• Transfer Speed: Up to 25 Gigabits per second
• Ethernet Technology: 25 Gigabit Ethernet
• Supported Standard: 10/25GBASE-CSR SFP28
• Media Type: Optical fiber communication
• Network Application: High-performance data transmission

Reliable Fiber-Based Performance

• Optimized for short-distance multi-mode fiber links
• Supports efficient optical data exchange
• Provides scalable connectivity for growing networks
• Designed for low-latency Ethernet environments

Connector and Port Details

• Interface Quantity: 1 optical port
• Connector Type: LC/PC duplex connector
• Port Application: 25GBASE-CSR network connectivity
• Module Design: Hot-pluggable SFP28 format

Technical Standards

• SFF-8402 specification for SFP28 pluggable transceiver solutions
• SFF-8472 optical transceiver monitoring interface standard
• IEEE 802.3 Ethernet standard compliance
• IEEE P802.3by amendment for 25Gbps Ethernet operation
• IEEE P802.3cc specification support for serial Ethernet applications
• RoHS compliant construction

Benefits of Cisco Optical Transceiver Technology

• Enhances network capacity with 25Gbps bandwidth
• Provides dependable fiber connectivity
• Offers a compact solution for high-density installations
• Supports efficient network expansion
• Improves compatibility with modern Cisco platforms

Compatible Cisco Devices and Systems

• A9903-8HG-PEC=
• A9K-4HG-FLEX-FC=
• ASR-9006-MIG-KIT
• ASR-9010-MIG-KIT
• ASR-9902
• ASR-9903
• ASR-9904-MIG-KIT
• ASR-9906-MIG-KIT
• ASR-9910-LS-BUN
• ASR-9910-MIG-KIT
• ASR-9912-LS-BUN
• ASR-9912-MIG-KIT
• ASR-9922-LS-BUN
• ASR-9922-MIG-KIT
• Cisco Catalyst 9200L Series
• Cisco Catalyst 9300 Series
• Cisco Catalyst 9500 Series
• Cisco Nexus 9000 Series
• Cisco NCS Series
• Cisco UCS Series

Cisco SFP-10/25G-CSR-S= LC Connector Module

The Cisco SFP-10/25G-CSR-S= 25 Gbps Transceiver Module with LC Connector represents a high-performance optical networking solution designed for modern data center environments, enterprise networks, and high-speed infrastructure deployments. This transceiver module belongs to the category of advanced Small Form-factor Pluggable optical modules that support increased bandwidth requirements while maintaining flexibility, scalability, and compatibility with a wide range of network equipment. As organizations continue to expand cloud services, virtualization platforms, high-performance computing environments, and bandwidth-intensive applications, the demand for reliable 25 Gigabit Ethernet connectivity continues to grow.

The Cisco SFP-10/25G-CSR-S= module is engineered to provide efficient optical communication through fiber optic cabling, enabling network administrators to build fast and stable connections between switches, servers, storage systems, and other critical networking devices. The LC connector interface provides a widely adopted fiber connection standard that simplifies installation, maintenance, and replacement processes. With support for 25Gbps data transmission, this transceiver helps bridge the gap between traditional 10 Gigabit Ethernet networks and newer high-speed 25 Gigabit infrastructures.

Designed for professional networking applications, the Cisco SFP-10/25G-CSR-S= 25 Gbps Transceiver Module combines compact hardware design with advanced optical technology. Its small form-factor allows network equipment manufacturers and system integrators to maximize port density while reducing physical space requirements. This makes it especially valuable for environments where rack space, power efficiency, and network scalability are important considerations.

Cisco 25G SFP Transceiver Category

The 25G SFP transceiver category has become an essential component of next-generation networking systems. Unlike older network standards that relied primarily on 1Gbps or 10Gbps connections, 25Gbps technology offers a significant improvement in throughput without requiring the complete replacement of existing network architectures. The Cisco SFP-10/25G-CSR-S= module is part of this transition, offering organizations a practical pathway toward higher-speed connectivity.

25 Gigabit Ethernet technology is commonly deployed in data centers where server-to-switch connections require greater capacity. Modern applications such as artificial intelligence workloads, database management systems, cloud computing platforms, and real-time analytics generate enormous amounts of network traffic. The Cisco 25G transceiver category provides the performance needed to handle these demanding workloads while supporting efficient data movement across network environments.

The SFP form factor is widely recognized because it provides flexibility and interoperability. Network administrators can select different optical modules depending on distance requirements, fiber types, and infrastructure design. The Cisco SFP-10/25G-CSR-S= module with LC connector offers a reliable option for short-range and campus-style optical networking applications where dependable high-speed communication is required.

High-Speed Optical Connectivity for Enterprise Networks

Enterprise networks require dependable communication between different locations, departments, applications, and connected devices. As businesses adopt digital transformation strategies, network traffic continues to increase due to video communication, cloud applications, remote collaboration tools, and connected systems. The Cisco SFP-10/25G-CSR-S= 25 Gbps Transceiver Module helps enterprises support these growing requirements by delivering high-speed optical connectivity.

The optical design of this module allows data signals to travel through fiber infrastructure with reduced interference compared to traditional copper-based connections. Fiber optic communication provides advantages for environments where longer distances, electromagnetic resistance, and consistent performance are important. By using an LC connector interface, the module integrates smoothly with existing fiber optic installations commonly found in enterprise and data center networks.

Network engineers often select 25G transceiver modules because they offer a balanced combination of performance and cost efficiency. Moving directly from 10Gbps to much higher speeds may require extensive hardware upgrades, while 25Gbps solutions can often provide a more manageable upgrade path. The Cisco SFP-10/25G-CSR-S= module supports this evolution by enabling higher bandwidth while preserving compatibility with modern networking strategies.

Compact Design and Efficient Deployment

The compact architecture of the Cisco SFP-10/25G-CSR-S= optical module allows it to be installed in network switches and compatible hardware without occupying excessive space. This small form-factor design is particularly useful in high-density environments where many network connections must be managed within limited rack space. Data centers often depend on compact optical modules because they allow more ports to be installed within the same physical footprint.

Efficient deployment is another important advantage of this transceiver category. Network teams can install, replace, and maintain pluggable modules without replacing entire networking devices. This modular approach reduces downtime and simplifies future upgrades. When network requirements change, administrators can update optical modules to support new speeds and distances instead of redesigning the complete infrastructure.

Features of Cisco SFP-10/25G-CSR-S= Optical Transceiver Technology

The Cisco SFP-10/25G-CSR-S= 25 Gbps Transceiver Module LC Connector is designed with several important characteristics that support modern networking requirements. Its primary purpose is to deliver fast, stable, and efficient optical communication between compatible networking devices. The module supports high-bandwidth applications where consistent data transmission and low network disruption are essential.

One of the defining features of this transceiver is its ability to support 25 Gigabit Ethernet connectivity. This speed level provides significantly improved performance compared with older networking standards while maintaining a practical deployment model. Organizations can use 25G technology to improve application responsiveness, reduce congestion, and create a stronger foundation for future network expansion.

The LC connector design contributes to the module’s usability by providing a familiar and standardized fiber interface. LC connectors are commonly used in professional fiber optic networks because of their small size, secure connection mechanism, and efficient performance. This makes the Cisco SFP-10/25G-CSR-S= suitable for environments where reliable fiber connections are necessary.