SFP-10G-SR-S= Cisco 10GBE SFP+ Transceiver Module

The Cisco SFP-10G-SR-S= SFP+ Transceiver Module 10GBE SFP+ is a high-performance networking solution that offers reliable and fast connectivity for data centers, enterprise networks, and service provider applications. This transceiver module is designed to deliver exceptional performance and flexibility, making it suitable for a wide range of networking needs.

General Specifications

• Manufacturer: Cisco
• Part Number: SFP-10G-SR-S=
• Product Type: Transceiver Module

Technical Highlights

• Form Factor: Plug-in SFP+ Module
• Transmission Speed: 10 Gigabits per second
• Fiber Mode: Multi-mode Fiber (MMF)
• Maximum Distance: 300 meters / 1310 feet
• Optical Wavelength: 850 nanometers
• Connector Style: Duplex LC Connector

Connectivity & Protocols

• Cabling Standard: 10GBase-SR
• Data Link Protocol: 10 Gigabit Ethernet
• Interface Type: LC Duplex Optical Port

Performance Attributes

• Reliable high-speed data transmission
• Optimized for short-range fiber optic communication
• Supports enterprise-grade networking environments

Design & Compatibility

• Compact plug-in design for easy installation
• Engineered for Cisco networking equipment
• Durable construction ensuring long-term stability

Key Advantages

• Enhanced bandwidth for demanding applications
• Seamless integration with existing fiber infrastructure
• Cost-effective solution for 10G Ethernet connectivity

Cisco SFP-10G-SR-S= Multi-Mode Fiber Transceiver Module

The Cisco SFP-10G-SR-S= 10Gbps 10GBase-SR Multi-Mode Fiber 300m 850nm Duplex LC Connector SFP+ Transceiver Module is engineered to deliver high-speed optical connectivity for modern enterprise, data center, campus, and storage networking environments. Designed according to the SFP+ Multi-Source Agreement (MSA), this compact hot-swappable optical transceiver supports 10 Gigabit Ethernet communication over multimode fiber infrastructure while maintaining compatibility with a wide range of Cisco networking equipment.

Operating at a wavelength of 850nm, the Cisco SFP-10G-SR-S= module utilizes short-range optical transmission technology to provide reliable data transfer across multimode fiber cabling. The transceiver supports transmission distances of up to 300 meters when deployed on optimized OM3 multimode fiber and can achieve additional reach on higher-grade OM4 fiber installations. This capability makes the module suitable for server aggregation, switch interconnections, storage networking, virtualization platforms, and high-density enterprise networks requiring low-latency optical communication.

10 Gigabit Ethernet Connectivity

The transceiver is specifically designed to support 10 Gigabit Ethernet standards, enabling network administrators to deploy scalable and bandwidth-intensive applications. As network traffic continues to increase due to cloud computing, virtualization, video streaming, analytics platforms, and enterprise workloads, the need for dependable 10GbE connectivity becomes increasingly important.

The Cisco SFP-10G-SR-S= module delivers full-duplex communication at data rates up to 10Gbps, ensuring consistent throughput and stable performance across network infrastructures. By utilizing optical fiber transmission, the module minimizes susceptibility to electromagnetic interference while maintaining signal integrity throughout the supported transmission distance.

850nm VCSEL Optical Technology

The module employs Vertical Cavity Surface Emitting Laser (VCSEL) technology operating at an 850nm wavelength. VCSEL-based optical transmission provides efficient power consumption, precise optical signal generation, and excellent reliability for short-range networking applications. The use of VCSEL technology contributes to lower thermal output while supporting high-speed data transmission requirements.

850nm optical operation is widely recognized as the preferred wavelength for multimode fiber communication in enterprise and data center environments. This wavelength supports cost-effective optical deployments while maintaining excellent signal quality and network stability.

Multi-Mode Fiber Compatibility and Cabling

OM3 Fiber Infrastructure

The Cisco SFP-10G-SR-S= transceiver supports transmission distances of up to 300 meters over OM3 multimode fiber cabling. OM3 fiber is widely deployed throughout enterprise facilities, data centers, educational institutions, government infrastructures, and healthcare environments due to its ability to support high-speed optical networking applications.

The ability to operate over existing OM3 fiber infrastructure allows organizations to upgrade network speeds without requiring extensive cabling replacements. This reduces deployment costs while enabling organizations to leverage existing investments in fiber optic infrastructure.

OM4 Multimode Fiber Enhancements

When connected to OM4 multimode fiber, the Cisco SFP-10G-SR-S= can support extended transmission distances beyond standard OM3 capabilities. OM4 fiber provides enhanced modal bandwidth characteristics, enabling superior signal propagation and reduced attenuation across optical links.

Organizations implementing next-generation data center architectures often deploy OM4 fiber to maximize network flexibility and support future bandwidth expansion. The Cisco transceiver integrates seamlessly into these environments while maintaining compliance with industry optical standards.

Duplex LC Connector Architecture

The module utilizes a duplex LC optical connector interface, one of the most widely adopted connector formats in modern networking infrastructures. The compact size of the LC connector supports high-density switch and server deployments where maximizing port density is a critical requirement.

The duplex LC interface enables simultaneous transmit and receive communication channels, ensuring full-duplex operation and uninterrupted data exchange between connected devices. Precision connector manufacturing contributes to low insertion loss and consistent optical performance throughout the deployment lifecycle.

Hot-Swappable SFP+ Form Factor

Compact Physical Construction

The Cisco SFP-10G-SR-S= transceiver utilizes the industry-standard Small Form-Factor Pluggable Plus (SFP+) form factor. This compact design allows network engineers to maximize port density while minimizing equipment footprint within racks, cabinets, and telecommunications rooms.

The small physical dimensions enable deployment in high-density switching platforms where numerous optical interfaces must coexist within limited rack space. This density advantage is particularly valuable in modern hyperscale and enterprise data center environments.

Hot-Pluggable Functionality

The module supports hot-swappable installation and removal, allowing network administrators to replace or upgrade transceivers without shutting down the host device. This feature minimizes service interruptions and simplifies maintenance procedures in mission-critical environments.

Operational Flexibility

Network operators benefit from the ability to deploy, replace, and migrate transceivers while maintaining continuous network operation. This flexibility is especially valuable in enterprise networks, cloud facilities, and colocation environments where uptime requirements are stringent.

Cisco Platform Compatibility

Enterprise Switching Platforms

The Cisco SFP-10G-SR-S= module is engineered to operate with numerous Cisco switching platforms supporting SFP+ interfaces. Compatibility extends across enterprise access switches, aggregation switches, distribution switches, and core switching environments requiring high-performance optical connectivity.

The module integrates seamlessly into network infrastructures where Cisco hardware serves as the foundation for enterprise communication, security, collaboration, and cloud access services.

Data Center Networking Equipment

Data center architectures frequently require large-scale deployment of 10 Gigabit optical connectivity between servers, switches, storage arrays, virtualization clusters, and management systems. The Cisco SFP-10G-SR-S= supports these requirements by providing reliable short-range optical communication within rack, row, and facility-level deployments.

Its compact design and efficient operation make it suitable for dense server environments where hundreds or thousands of optical interfaces may be deployed simultaneously.

Storage Networking Applications

Modern storage infrastructures depend on high-bandwidth connectivity to support backup operations, data replication, disaster recovery processes, and storage virtualization. The Cisco SFP-10G-SR-S= enables dependable optical transport between storage devices and network infrastructure components.

The module's low-latency optical transmission characteristics help maintain application responsiveness while supporting large-scale data movement across storage networks.

Optical Performance Characteristics

Signal Integrity Optimization

Maintaining optical signal quality is critical in high-speed networking environments. The Cisco SFP-10G-SR-S= incorporates advanced optical and electronic components designed to preserve signal integrity throughout transmission and reception processes.

High-quality optical assemblies, precise laser control mechanisms, and advanced receiver technologies contribute to stable performance under varying operational conditions.

Low Bit Error Rate Operation

The module is designed to achieve low bit error rates during data transmission, supporting reliable communication across enterprise and data center networks. Consistent signal quality helps reduce packet retransmissions, network inefficiencies, and application performance degradation.

Low error rates are particularly important in virtualization environments, storage networking applications, and latency-sensitive workloads where data accuracy is essential.

Receiver Sensitivity Optimization

Enhanced receiver sensitivity enables the transceiver to accurately detect incoming optical signals while maintaining stable communication performance. This capability contributes to improved link reliability across supported transmission distances.

Data Center Deployment Advantages

Server-to-Switch Connectivity

The Cisco SFP-10G-SR-S= is widely utilized for server-to-switch optical connections within enterprise and cloud data centers. High-speed server connectivity supports virtualization, cloud workloads, database systems, analytics platforms, and application hosting environments.

As organizations continue consolidating workloads into virtualized infrastructures, dependable 10GbE optical connectivity becomes a foundational requirement for maintaining performance and scalability.

Switch-to-Switch Interconnection

Aggregation and distribution switching layers frequently require high-bandwidth uplinks to support growing network traffic volumes. The Cisco SFP-10G-SR-S= facilitates efficient switch-to-switch communication while maintaining low latency and consistent throughput.

These interconnections help establish scalable network architectures capable of supporting increasing user demands and expanding application portfolios.

Top-of-Rack Architecture

Top-of-rack networking architectures rely on compact, efficient optical transceivers to connect servers with local access switches. The Cisco SFP-10G-SR-S= aligns with these requirements through its small form factor, high-speed performance, and ease of deployment.

The transceiver supports efficient cable management and simplified network expansion strategies within high-density rack environments.

Energy-Efficient

Energy efficiency remains a key consideration in large-scale networking deployments. The Cisco SFP-10G-SR-S= is engineered to operate with optimized power consumption while delivering consistent optical performance. Reduced power requirements contribute to lower operational expenses and improved overall infrastructure efficiency.

Efficient power utilization becomes particularly important in data centers where hundreds or thousands of transceivers may be deployed simultaneously.