740-021309 Juniper Networks 10 Gbase-lr Ethernet SFP+Transceiver

Highlights of Juniper 740-021309 10GBASE-LR SFP+ Transceiver

The Juniper Networks 740-021309 10GBASE-LR SFP+ transceiver module is a long-range, high-performance optical networking solution designed for 10 Gigabit Ethernet over single-mode fiber (SMF). With a reach of up to 10 kilometers, it is widely used in enterprise backbone networks, telecom infrastructure, and high-speed data center interconnects.

General Information

• Manufacturer: Juniper Networks
• Part Number: 740-021309
• Product Type: Optical Transceiver Module
• Subtype: 10GBASE-LR SFP+ LR Transceiver

Technical Specifications

Performance & Data Rate

• Speed: 10 Gigabit Ethernet (10GbE)
• Signaling Rate: 10 Gbps per lane
• Standard: 10GBASE-LR compliant

Optical Interface & Design

Physical Characteristics

• Form Factor: SFP+ (Small Form-Factor Pluggable Plus)
• Connector Type: Duplex LC connector
• Breakout Support: Not supported
• Fiber Type: Single-mode fiber (SMF)
• Core/Cladding: 9/125 micron

Transmission Characteristics

Optical Performance

• Wavelength Range: 1260 nm to 1355 nm
• Transmit Wavelength: 1310 nm nominal
• Distance Support: Up to 10 km

Power Levels

• Transmit Power: -8.2 dBm to 0.5 dBm
• Receive Power Range: -14.4 dBm to 0.5 dBm
• Receiver Sensitivity (OMA): Up to -12.6 dBm
• Stressed Receiver Sensitivity: Up to -10.3 dBm

Digital Diagnostics & Monitoring

Real-Time Monitoring Features

• Digital Optical Monitoring (DOM) support
• Transceiver temperature monitoring
• Voltage level tracking
• Tx bias current monitoring
• Tx optical output power measurement
• Rx optical signal strength monitoring

Standards & Compliance

• 10GBASE-LR Ethernet standard compliance
• SFF-8431, SFF-8472, and SFF-8432 compliance
• MSA (Multi-Source Agreement) compliant design

Physical Characteristics

• Width: 14 mm
• Height: 12.05 mm
• Length: 57.5 mm
• Weight: 0.15 lb

Power & Environmental Specs

• Power Consumption: 1.0 Watt (low power design)
• Operating Temperature: 0°C to 70°C
• Storage Temperature: -40°C to 85°C

Overview of Juniper 740-021309 LR 1310NM 10KM Transceiver

The Juniper Networks 740-021309 10GBase-LR SFP+ LR 1310NM 10KM Single Mode Fiber Transceiver Module is a high performance optical networking component designed to deliver reliable long distance 10 Gigabit Ethernet connectivity for enterprise data centers, service provider networks, and mission critical infrastructure environments. Engineered with precision optical technology, this module supports 1310nm wavelength transmission over single mode fiber, enabling stable and high speed communication up to 10 kilometers without signal degradation. It is optimized for seamless integration with Juniper networking platforms, ensuring consistent performance, interoperability, and scalability in modern high bandwidth network architectures.

10GBase-LR Long Reach Optical Transmission for Extended Enterprise

The Juniper 740-021309 SFP+ LR module supports 10GBase-LR optical transmission, enabling long reach communication over single mode fiber up to 10 kilometers. This capability makes it ideal for connecting multiple buildings within enterprise campuses, linking distributed data centers, and supporting service provider backbone infrastructure where long distance high speed connectivity is required. The use of 1310nm wavelength ensures efficient optical signal transmission with minimal attenuation, providing consistent performance across extended distances and maintaining data integrity for critical applications.

High Speed 10 Gigabit Ethernet Performance for Demanding Network Workloads

The module delivers 10 Gigabit Ethernet performance that supports high bandwidth workloads, enabling fast and efficient data transfer across enterprise networks. This level of performance is essential for applications such as virtualization clusters, cloud services, storage replication, and high performance computing environments where large volumes of data must be transmitted reliably. It ensures that network infrastructure can support modern enterprise demands without performance bottlenecks or latency issues.

Low Latency Optical Communication for Real Time Data Processing and Enterprise Applications

The LR transceiver is engineered to deliver low latency optical communication, ensuring that data packets are transmitted with minimal delay across long distance fiber links. This is critical for real time applications such as financial trading systems, video conferencing, distributed databases, and cloud based services that require immediate data synchronization. It enhances user experience and ensures consistent performance for mission critical workloads.

Single Mode Fiber 1310NM Optical Technology for Long Distance Signal Stability

The Juniper 740-021309 module utilizes 1310nm wavelength technology optimized for single mode fiber transmission, providing stable and efficient signal propagation over long distances. This ensures minimal signal loss and high quality data transmission across enterprise and carrier grade networks, making it suitable for backbone connectivity and inter site communication. The single mode fiber design enables long range transmission capabilities that are essential for connecting geographically separated network locations without compromising performance or reliability.

Optical Signal Integrity for Consistent Long Distance Communication

The module ensures optimized optical signal integrity by reducing dispersion and attenuation over long distances, maintaining high quality data transmission across 10 kilometer fiber links. This is essential for enterprise networks that require stable communication between remote facilities and centralized data centers. It ensures uninterrupted connectivity and supports critical business operations across distributed environments.

Carrier Grade Optical Performance for Reliable Backbone Infrastructure Deployment

The transceiver is designed to meet carrier grade performance standards, making it suitable for service provider networks and large scale enterprise deployments that require high reliability and consistent uptime. This ensures dependable operation in mission critical network infrastructures where service continuity is essential. It supports scalable and resilient optical network architectures.

SFP+ Form Factor for Flexible Deployment and High Density Network Integration

The SFP+ form factor of the Juniper 740-021309 module allows for flexible deployment across a wide range of networking devices including switches, routers, and optical transport systems. This compact design enables high density port configurations within networking hardware, optimizing space utilization in data centers and enterprise environments. Its modular nature allows for easy installation and replacement, ensuring that network infrastructure can be upgraded or expanded without significant downtime or hardware replacement.

Continuous Network Operation

The module supports hot swappable installation, allowing it to be inserted or removed without powering down the host device. This reduces network downtime and ensures continuous operation in environments where high availability is critical. It simplifies maintenance procedures and enhances operational efficiency for IT administrators managing large scale networks.

Compact Design for High Density Optical Networking Environments

The compact SFP+ design enables high density deployment within switches and routers, allowing organizations to maximize the number of optical connections within limited physical space. This is particularly beneficial for data centers that require efficient infrastructure utilization and scalable networking solutions. It supports optimized hardware utilization and improves overall network design efficiency.

Long Distance 10KM Connectivity for Inter Building and Campus Network Expansion

The Juniper 740-021309 LR transceiver is specifically designed for long distance connectivity up to 10 kilometers, making it ideal for connecting multiple buildings within enterprise campuses or linking distributed data center facilities. This capability enables organizations to build scalable and interconnected network infrastructures that support centralized management and efficient data exchange. The extended reach of the module eliminates the need for intermediate networking equipment, reducing complexity and improving overall network efficiency.

Reliable Cross Site Communication for Distributed Enterprise Infrastructure

The module ensures reliable communication between geographically distributed sites, enabling seamless data transfer across enterprise networks. This is essential for organizations with multiple offices, data centers, or remote facilities that require synchronized operations and real time data access. It enhances operational continuity and supports distributed IT environments.

Backbone Connectivity for Enterprise and Service Provider Networks

The LR transceiver provides efficient backbone connectivity that supports high speed data transfer across core network infrastructure, ensuring stable communication between major network nodes. This makes it suitable for service providers and large enterprises that require reliable optical backbone links. It ensures scalable and high performance network architecture.

Juniper Networking Platforms for Seamless Integration

The Juniper 740-021309 SFP+ LR module is fully compatible with a wide range of Juniper networking devices, ensuring seamless integration into existing infrastructure without configuration complexity. This compatibility simplifies deployment and ensures consistent performance across supported platforms, making it a reliable choice for enterprise and carrier networks. Its plug and play design allows for rapid installation and immediate operational readiness within supported systems.

Optical Deployment for Simplified Network Expansion

The module supports plug and play functionality, allowing it to be quickly installed and automatically recognized by compatible devices. This reduces deployment time and simplifies network expansion processes, enabling organizations to scale infrastructure efficiently. It ensures operational simplicity and reduces administrative overhead for network management teams.

Stable Performance Across Supported Switching and Routing Platforms

The transceiver delivers stable and consistent performance across Juniper supported switching and routing platforms, ensuring reliable connectivity in diverse deployment scenarios. This enhances interoperability and ensures uniform network behavior across infrastructure components. It supports predictable performance in enterprise and service provider environments.

Integration with WAN Technologies and Enterprise Routing Systems

The Juniper 740-021309 module complements enterprise routing and WAN technologies such as HWIC-4SHDSL by providing high speed optical connectivity that enhances internal and external network communication. This integration enables organizations to build end to end networking solutions that combine long distance optical links with reliable WAN connectivity for branch offices and remote sites. It ensures seamless communication across different network layers, supporting unified enterprise networking architectures.

End to End Network for Data Center and Remote Site Connectivity

The combination of long range optical modules and WAN routing solutions ensures optimized data flow between centralized data centers and remote locations. This improves network efficiency and reduces latency across distributed enterprise infrastructures. It supports consistent communication performance across all connected environments.

Scalable Optical Networking Infrastructure for Expanding Enterprise Requirements

The integration of long range optical transceivers with WAN technologies provides a scalable infrastructure that allows organizations to expand their network capabilities as business needs grow. This ensures long term adaptability and supports continuous improvement of enterprise networking environments. It provides a flexible and future ready networking foundation for modern digital enterprises.

Enterprise Grade Reliability and Carrier Level Performance

The Juniper Networks 740-021309 SFP+ LR transceiver is built to deliver enterprise grade reliability and carrier level performance, ensuring consistent operation in mission critical environments where uptime and stability are essential. Its robust optical design minimizes signal loss and ensures dependable long distance communication across 10 kilometer fiber links. This reliability makes it suitable for service provider networks, large enterprise infrastructures, and data center interconnect applications where continuous performance is required.

High Availability Optical Connectivity for Continuous Network Operation

The module supports high availability networking environments by providing stable and reliable optical connections that ensure continuous data transmission even in demanding conditions. This enhances network resilience and supports uninterrupted business operations. It ensures dependable performance for critical applications and services.

Optical Solution for Cloud Infrastructure and Digital Transformation

The Juniper 740-021309 module provides a future ready optical networking solution that supports cloud integration and digital transformation initiatives, enabling organizations to adopt advanced technologies and improve operational efficiency. This ensures long term value and adaptability in evolving enterprise environments. It provides a scalable and reliable foundation for modern high speed optical networking infrastructure.