Cisco SFP-10G-LR-S 10Gbase Transceiver
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Cisco SFP-10G-LR-S Single Mode Transceiver Module SFP+ Up To New

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Short Description:
SFP-10G-LR-S 10GBase-LR Single-mode Fiber 10km 1310nm Duplex Lucent Connector (LC) Small Form-Factor Pluggable Plus (SFP+) Ethernet Transceiver Module | Made by Cisco | New Factory Sealed
Product Condition:
New Retail Factory Sealed
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Overview of the Cisco SFP-10G-LR-S Single Mode Transceiver Module

The Cisco SFP-10G-LR-S is a single-mode transceiver module designed to provide high-speed data transmission for network applications. This GBIC-SFP module is engineered to offer top-tier performance and is ideal for various networking scenarios where long-distance data transmission is required. Let's explore the features and specifications of this impressive transceiver module in detail.

High-Speed Data Transmission

The Cisco SFP-10G-LR-S is built to deliver data at blazingly fast speeds, making it an excellent choice for modern networks with high bandwidth demands. With a data transmission rate of 10Gbps (gigabits per second), this transceiver module allows for seamless data flow, making it perfect for bandwidth-intensive tasks, such as data centers and large-scale enterprise networks.

Long-Distance Connectivity

One of the standout features of the Cisco SFP-10G-LR-S is its remarkable range. This transceiver module can transmit data over a distance of up to 6.2 miles (approximately 10 kilometers). This long-distance capability is especially valuable for applications where data needs to travel across extensive networks, such as metropolitan or campus networks.


The Cisco SFP-10G-LR-S operates at a wavelength of 1310 nanometers (nm). The specific wavelength is crucial for optical signaling, and it plays a significant role in determining the range and performance of the module. A 1310nm wavelength is well-suited for long-range data transmission and is commonly used in single-mode fiber optics.

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

Now that we've established the basics, let's delve into the key features that make the Cisco SFP-10G-LR-S a standout choice for high-speed and long-distance data transmission.

Hot Swappable

The Cisco SFP-10G-LR-S is hot-swappable, meaning it can be replaced or installed without the need to power down the network equipment or disrupt ongoing operations. This feature simplifies maintenance and upgrades, reducing downtime and ensuring continuous network availability.

Digital Diagnostics Monitoring

Digital Diagnostics Monitoring, or DDM, is a feature that allows real-time monitoring and reporting of the module's operational parameters. With DDM support, network administrators can keep a close eye on the module's performance, ensuring that any issues are promptly identified and resolved.

MSA Compliance

The Cisco SFP-10G-LR-S adheres to Multi-Source Agreement (MSA) standards, ensuring compatibility with a wide range of networking equipment from various manufacturers. This compliance simplifies integration and interoperability, making it easier to incorporate the module into your network.

Extended Temperature Range

The transceiver module is designed to operate efficiently within an extended temperature range, from -5°C to 85°C. This robust environmental tolerance makes it suitable for deployment in various networking environments, including those with challenging temperature conditions.

LC Duplex Connector

The Cisco SFP-10G-LR-S is equipped with an LC duplex connector, which is a small, high-density connector commonly used in fiber optic networks. The LC connector ensures a secure and reliable connection while also saving space in high-density environments.

Low Power Consumption

Energy efficiency is a growing concern in networking, and the Cisco SFP-10G-LR-S addresses this by featuring low power consumption. It helps reduce the overall power consumption of network equipment, contributing to energy savings and environmental sustainability.

Common Use Cases

The Cisco SFP-10G-LR-S is a versatile transceiver module suitable for various network applications. Let's explore some common use cases where this module excels.

Data Centers

Data centers are the heart of modern computing infrastructure. They require high-speed data transmission capabilities to handle the enormous amount of data generated and processed daily. The Cisco SFP-10G-LR-S is an ideal choice for data centers, ensuring that data can flow smoothly between servers, switches, and storage devices over extended distances.

Campus Networks

Large educational institutions, corporate campuses, and government facilities often rely on extensive campus networks to connect various buildings and facilities. This transceiver module's long-distance capabilities make it well-suited for such applications, enabling seamless communication over vast campus areas.

Metro Area Networks

Metropolitan area networks (MANs) cover entire cities and require robust network equipment to support their infrastructure. The Cisco SFP-10G-LR-S can play a pivotal role in MANs, enabling reliable data transmission over extended urban distances.

High-Speed Internet Service Providers

Internet service providers (ISPs) face the challenge of delivering high-speed internet access to customers across a wide geographical area. The Cisco SFP-10G-LR-S can aid ISPs in expanding their network reach and providing faster internet services to remote or underserved areas.

Applications and Compatibility

The Cisco SFP-10G-LR-S Single Mode Transceiver Module is a versatile component with a range of applications and compatible devices.


This transceiver module finds use in various scenarios, including:

Data Centers

In data centers, where high-speed data transmission and reliability are paramount, the Cisco SFP-10G-LR-S is an ideal choice. It allows for the efficient interconnection of servers, storage devices, and networking equipment over extended distances.

Metropolitan Area Networks

Metropolitan Area Networks (MANs) often require data transmission over longer distances. The Cisco SFP-10G-LR-S can be used to establish high-speed connections between different parts of a city or a large campus.

Telecommunications Networks

Telecom service providers rely on transceiver modules like the Cisco SFP-10G-LR-S to deliver high-speed internet and other services to customers over long distances.

Long-Haul Networks

For organizations with offices or data centers located far apart, this module is a key enabler for long-haul networks, ensuring seamless data transfer over substantial distances.

Long Reach

With a reach of up to 6.2 miles, this module allows organizations to bridge large geographical gaps with ease. This is particularly valuable for scenarios where a standard Ethernet connection wouldn't suffice.


The hot-pluggable design of the SFP+ form factor allows for easy installation and replacement without disrupting network operations. This feature enhances network reliability and uptime.

Transceiver Module

A transceiver module, also known as a "transceiver," is a critical component in networking that enables the transmission and reception of data over a network. These modules play a pivotal role in modern communication systems by converting electrical signals into optical signals and vice versa. This conversion is necessary for data to travel over optical fiber cables efficiently.

Transceiver modules are commonly used in data centers, enterprises, telecommunications, and other networking environments to support high-speed data transmission. They come in various types, including copper and optical transceivers, each designed for specific purposes.

The Importance of Transceivers in Networking

Transceiver modules are the backbone of modern networking, allowing data to be transmitted and received efficiently. They are essential for various reasons:

  • Data Transmission: Transceivers enable the transmission of data over long distances using optical fibers, which offer greater bandwidth and less signal loss compared to copper cables.
  • Compatibility: Transceivers are designed to be compatible with various networking equipment, making them versatile and adaptable to different network setups.
  • High-Speed Connectivity: They support high-speed data rates, which are essential for modern applications and services.
  • Distance: Transceivers can transmit data over different distances, making them suitable for both short-range and long-range networking.
  • Reliability: These modules are known for their reliability, ensuring consistent data transmission without interference.
Single Mode Fiber

Single-mode fiber (SMF) is a type of optical fiber that allows only a single mode or ray of light to propagate through it. It has a smaller core size, typically around 9 microns, which makes it suitable for long-distance data transmission. The core is surrounded by a cladding layer with a lower refractive index, which ensures that the light travels in a straight path.

Single-mode fiber is ideal for high-speed, long-distance data transmission because it minimizes signal dispersion and attenuation. This makes it the preferred choice for applications where data needs to travel over extended distances without significant signal loss or distortion.

Multi-Mode Fiber

Multi-mode fiber (MMF), on the other hand, has a larger core size, usually around 50 or 62.5 microns. This allows multiple modes of light to propagate through the fiber simultaneously. MMF is typically used for shorter-distance connections within data centers and campus networks.

Multi-mode fiber is less expensive to deploy and is often used in scenarios where the distance covered is not very long. However, it is more susceptible to modal dispersion, where different light paths arrive at the receiver at slightly different times, leading to signal distortion. This limits the distance over which MMF can reliably transmit data at high speeds.


The SFP+ (Small Form-Factor Pluggable Plus) is a compact and hot-pluggable transceiver module form factor widely used in networking equipment. It is an enhanced version of the original SFP (Small Form-Factor Pluggable) standard and offers higher data rates and greater flexibility.

SFP+ modules support various data rates, including 10 Gbps, 25 Gbps, 40 Gbps, and 100 Gbps, making them suitable for a wide range of applications. They are commonly used in switches, routers, and network interface cards to connect to optical fiber or copper cables. SFP+ modules are particularly well-suited for high-performance data centers and enterprise networking.

General Information about this Cisco SFP-10G-LR-S
  • Manufacturer: Cisco
  • Part Number or SKU# SFP-10G-LR-S
  • Product Name: Transceiver Module
    Technical Specifications for SFP Transceiver
    • Wavelength: 1310nm
    • Maximum Data Transfer Rate: 10 Gbps
    • Fiber Type: Single Mode
    • Connection Type: LC Connector
    • Maximum Transfer Distance: 10 km (6.2 mi)
    • MTBF (Mean Time Between Failures): 2,104,865 hours
    • Power Consumption: Less than 1.3 Watts
    • Digital Diagnostics Monitoring (DDM): Yes
    Performance of Transceiver Module
    • Transceiver Type: GBIC SFP+
    • Supported Media Type: Optical Fiber
    • Supported Fiber Mode: Single-mode
    • Ethernet Technology: 10 Gigabit Ethernet
    • Network Technology: 10GBase-LR
    • Maximum Data Transfer Rate: 10 Gbps
      Best-fit Applications of Ethernet Transceiver
      • Duplex LC Connector
      • Hot-pluggable Support
      • Metallic Housing for Reduced EMI (Electromagnetic Interference)
      • Excellent ESD (Electrostatic Discharge) Protection
      • DFB (Distributed Feedback) Transmitter and PIN Receiver
      • Supports Distances up to 10 km on 9/125?m SMF (Single-Mode Fiber)
      • Single 3.3V Power Supply with Low Power Consumption
      • Compliant with GR-253-CORE Standards
      • RoHS-compliant and Lead-Free
      • Compliant with IEEE 802.3ae Standards
      • Compliant with SFP+ MSA (Multi-Source Agreement): SFF-8431 Rev4.1
      • Compliant with SFF-8472 Rev.11.0
      • Digital Diagnostics Compatible with SFF-847 Rev11.0
      Interfaces & Ports
      • Total Number of Ports: 1
      • Connector Type: LC/PC
      • Interfaces/Ports Details: 1 x LC/PC Duplex 10GBase-LR Network

      In summary, the Cisco SFP-10G-LR-S Single Mode Transceiver Module is a remarkable piece of networking technology designed to meet the demands of high-speed data transmission over long distances. With a data transmission rate of 10Gbps and a range of up to 6.2 miles, this module is a versatile solution suitable for a range of applications, from data centers to campus networks and more.

      Its compatibility with single-mode fiber optics, hot-swappable design, and support for DDM it a reliable and efficient choice for network administrators. The module's compliance with MSA standards ensures ease of integration with a variety of networking equipment.

      While the initial investment in the Cisco SFP-10G-LR-S may seem substantial, considering factors like total cost of ownership, compatibility, and support options can help justify the expense. Ultimately, the Cisco SFP-10G-LR-S stands as a high-quality solution for organizations seeking high-speed, long-distance data transmission in their network infrastructure.

      Product Condition:
      New Retail Factory Sealed
      Warranty provided by ALLHDD.COM:
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