XVR-10294-40 Arista OSFP 400GBASE PLR4 1310nm 10km Opticical Transceiver Module

Arista XVR-10294-40 400G Optical Transceiver Module Overview

The Arista XVR-10294-40 is a high-speed 400GBASE-PLR4 OSFP optical transceiver module engineered for modern data centers, cloud networking environments, and enterprise backbone infrastructures. Designed to support ultra-fast data transmission, this optical module delivers reliable 400 Gigabit Ethernet connectivity over long-distance single-mode fiber networks.

General Information

• Manufacturer: Arista
• Part Number: XVR-10294-40
• Product Type: Optical Transceiver Module
• Form Factor: OSFP
• Technology: 400GBASE-PLR4

Advanced Breakout Functionality

• 4 x 100G Ethernet connections
• Flexible network scaling and deployment
• Efficient bandwidth allocation

Technical Specifications

Performance Specifications

• Data Rate: 400Gbps
• Optical Standard: 400GBASE-PLR4
• Operating Wavelength: 1310nm
• Maximum Reach: 10km
• Fiber Type: Single-Mode Fiber (SMF)
• Connector Type: MPO/MTP-12
• Monitoring Support: DDM/DOM

DDM and DOM Support

• Optical power levels
• Temperature status
• Voltage readings
• Laser performance metrics

Applications and Deployment Scenarios

Ideal Networking Environments

• Cloud computing platforms
• Enterprise core networks
• Large-scale data centers
• Telecommunication infrastructures
• High-speed aggregation networks

Arista XVR-10294-40 OSFP 400GBASE PLR4 Optical Transceiver

The Arista XVR-10294-40 OSFP 400GBASE PLR4 1310nm 10km SMF MPO/MTP-12 DDM/DOM Optical Transceiver Module is engineered for ultra-high-bandwidth networking infrastructures that require stable long-distance transmission, low latency performance, and dependable optical signal integrity. Designed specifically for modern hyperscale data centers, enterprise cloud environments, high-capacity aggregation layers, and advanced service provider networks, this 400G optical transceiver delivers exceptional throughput and network scalability while maintaining energy-efficient operation.

As network architectures continue evolving toward AI-driven workloads, machine learning clusters, edge computing, virtualization, and software-defined infrastructure, the requirement for reliable 400 Gigabit Ethernet connectivity has become increasingly critical. The Arista XVR-10294-40 module fulfills these demanding networking requirements by supporting 400GBASE-PLR4 standards over single-mode fiber infrastructure using MPO/MTP-12 connectivity and 1310nm wavelength technology.

This OSFP optical transceiver supports transmission distances up to 10 kilometers over single-mode fiber, enabling long-reach connectivity between data halls, campus backbone segments, colocation facilities, and geographically distributed enterprise networks. The integration of DDM and DOM functionality allows administrators to monitor optical performance metrics in real time, improving operational visibility and simplifying network maintenance procedures.

400GBASE-PLR4 Architecture

High-Speed 400 Gigabit Ethernet Performance

The 400GBASE-PLR4 standard represents one of the most advanced Ethernet optical technologies available for large-scale networking deployments. By utilizing four optical lanes operating at 100Gbps each, the Arista XVR-10294-40 transceiver achieves aggregated 400 Gigabit Ethernet throughput while maintaining efficient signal integrity and reduced electromagnetic interference.

This architecture enables organizations to consolidate network links, reduce infrastructure complexity, and optimize switch port density across high-performance environments. The module is particularly beneficial in cloud computing infrastructures where east-west traffic patterns demand massive bandwidth capacity and uninterrupted packet transmission.

With increasing adoption of AI accelerators, GPU clusters, NVMe-over-Fabrics storage networks, and large-scale virtualization platforms, 400G optical transceivers are becoming foundational components in next-generation network topologies. The Arista OSFP 400GBASE-PLR4 module helps eliminate bandwidth bottlenecks and supports the continuous growth of data-intensive applications.

1310nm Optical Wavelength Efficiency

The 1310nm wavelength technology integrated into the Arista XVR-10294-40 transceiver offers highly efficient optical transmission across single-mode fiber environments. This wavelength range is widely recognized for delivering reduced chromatic dispersion and improved signal stability over extended transmission distances.

Optical communication at 1310nm is particularly advantageous in enterprise and carrier-grade deployments because it supports consistent long-range connectivity while minimizing attenuation challenges associated with high-speed optical networking. This allows the module to maintain reliable 400GbE transmission across distances reaching 10 kilometers.

By utilizing advanced laser technologies and optimized optical circuitry, the module ensures low bit error rates, superior transmission reliability, and enhanced operational consistency even in demanding networking environments.

PLR4 Single-Mode Fiber Transmission Advantages

The PLR4 optical specification is specifically designed for parallel single-mode fiber transmission over long distances. This technology leverages four parallel transmit and receive channels to achieve 400 Gigabit Ethernet throughput while maintaining efficient optical performance.

Single-mode fiber infrastructure offers significant advantages compared to multimode alternatives, particularly in large-scale enterprise and telecommunications deployments. These advantages include lower signal attenuation, improved scalability, higher bandwidth potential, and superior long-distance performance.

The Arista XVR-10294-40 module is optimized for organizations planning long-term infrastructure investments because single-mode fiber environments provide greater future-proofing for evolving networking standards and higher-speed migration paths.

OSFP Form Factor and Next-Generation Interface Design

Optimized OSFP Mechanical Design

The Octal Small Form-factor Pluggable design enables high-density networking equipment to support extremely high bandwidth capacity while maintaining thermal efficiency and compact switch architecture. OSFP modules are designed specifically for next-generation Ethernet standards including 400GbE and beyond.

The Arista XVR-10294-40 utilizes this advanced form factor to provide superior electrical performance, enhanced cooling capabilities, and efficient signal processing. The module integrates advanced thermal management technologies that help maintain stable operating temperatures in dense networking environments.

Compared to earlier optical module generations, OSFP technology offers improved power handling, increased lane density, and better scalability for modern cloud and enterprise networking infrastructures.

Hot-Swappable Operational Flexibility

The hot-swappable functionality of the Arista 400G OSFP transceiver simplifies deployment and maintenance operations in mission-critical environments. Network administrators can install or replace modules without shutting down connected networking equipment, minimizing operational disruptions and improving service availability.

This capability is essential in hyperscale data centers, financial trading environments, telecommunications networks, and enterprise infrastructures where downtime can negatively impact productivity and business continuity.

Hot-swappable design also improves maintenance efficiency during infrastructure upgrades, optical troubleshooting procedures, and network expansion projects.

Enhanced Electrical Interface Performance

The electrical interface architecture within the OSFP transceiver ensures efficient high-speed communication between the switch ASIC and the optical networking medium. The Arista XVR-10294-40 is engineered with advanced signal conditioning technologies that reduce jitter, improve signal integrity, and maintain consistent throughput under demanding traffic loads.

These capabilities are especially important in AI clusters and cloud-scale networking environments where ultra-low latency and predictable performance are required for distributed computing operations.

10km Long-Reach Connectivity

Extended Distance Data Center Interconnect Applications

The 10-kilometer transmission capability of the Arista XVR-10294-40 module makes it highly suitable for data center interconnect deployments. Organizations operating multiple facilities can establish high-capacity optical links between geographically separated locations while maintaining consistent bandwidth performance.

Data center interconnect environments often require extremely reliable optical communication to support workload mobility, disaster recovery operations, storage replication, and hybrid cloud integration. The 400GBASE-PLR4 architecture ensures sufficient bandwidth capacity for these demanding applications.

As organizations continue transitioning toward distributed infrastructure models, long-range 400GbE connectivity becomes increasingly valuable for maintaining operational efficiency and centralized resource management.

Campus Backbone and Metropolitan Network Integration

Large enterprise campuses frequently require long-distance optical connectivity between buildings, core network nodes, and aggregation switches. The Arista OSFP transceiver supports these requirements by delivering stable 400GbE transmission over single-mode fiber across campus and metropolitan networking environments.

Universities, research institutions, government facilities, healthcare organizations, and enterprise corporations can leverage this transceiver for high-capacity backbone connectivity supporting video communications, cloud access, virtualization, and centralized storage systems.

The module’s extended reach capability also supports metropolitan Ethernet deployments where high-bandwidth traffic must be transported efficiently across urban networking infrastructures.

Service Provider and Carrier Network Deployments

Telecommunications providers and internet service operators require optical transceivers capable of supporting massive traffic volumes with consistent reliability. The Arista XVR-10294-40 module is suitable for carrier-grade environments that demand high throughput, low latency, and stable optical performance.

Its compatibility with single-mode fiber infrastructure enables efficient deployment across long-haul and metro network architectures while supporting scalable bandwidth expansion strategies.

Service providers can utilize this module for core routing platforms, aggregation switches, transport networks, and cloud connectivity infrastructures supporting enterprise and residential customers.

MPO/MTP-12 Connector Technology and Cabling Infrastructure

High-Density Fiber Connectivity

The MPO/MTP-12 connector interface integrated into the Arista XVR-10294-40 transceiver supports high-density optical cabling environments commonly found in hyperscale data centers and enterprise network facilities. MPO connectivity enables efficient management of multiple fiber channels within a compact connector footprint.

High-density fiber infrastructure simplifies cable routing, improves airflow management, and reduces physical congestion within network cabinets and switching environments. This contributes to improved operational organization and enhanced cooling efficiency.

MPO/MTP cabling systems also support modular deployment strategies, enabling organizations to expand network capacity more efficiently while reducing installation complexity.

Single-Mode Fiber Infrastructure Compatibility

The module is specifically designed for use with single-mode fiber cabling, which remains the preferred medium for long-distance high-speed optical networking. Single-mode fiber supports superior bandwidth scalability and reduced attenuation compared to multimode alternatives.

Organizations implementing future-ready networking strategies frequently adopt single-mode fiber infrastructure because it supports migration to higher Ethernet speeds without requiring extensive cable replacement projects.

The Arista XVR-10294-40 module integrates seamlessly with standardized MPO/MTP-12 single-mode cabling systems commonly deployed in modern enterprise and cloud networking environments.

Reduced Signal Loss and Improved Optical Efficiency

Advanced MPO/MTP connector engineering helps minimize insertion loss and maintain stable optical signal performance across high-speed 400GbE transmission paths. The transceiver’s optical interface is optimized to support efficient signal coupling and low return loss characteristics.

This contributes to improved transmission reliability, reduced packet errors, and enhanced overall network stability in high-density deployments.

Reliable optical connectivity is essential in mission-critical infrastructures where data integrity and uninterrupted communication directly impact operational performance.

DDM and DOM Features for Intelligent Network Management

Real-Time Optical Diagnostics

The Arista XVR-10294-40 optical transceiver includes comprehensive Digital Diagnostic Monitoring and Digital Optical Monitoring functionality, enabling real-time visibility into transceiver operational parameters.

Administrators can monitor critical metrics including optical transmit power, receive power, module temperature, supply voltage, and laser bias current. These diagnostics improve operational awareness and help identify potential network issues before they impact production environments.

Proactive monitoring capabilities are especially valuable in large-scale data centers where thousands of optical transceivers operate simultaneously across distributed infrastructures.

Enhanced Network Visibility

Comprehensive DOM functionality improves troubleshooting efficiency by providing detailed optical performance insights directly through supported networking platforms. Administrators can quickly identify signal anomalies, fiber issues, or transceiver-related concerns without extensive manual testing.

This streamlined troubleshooting process reduces downtime and accelerates problem resolution in enterprise and cloud networking environments.

Operational visibility is increasingly important in high-capacity infrastructures where rapid issue identification directly impacts service continuity and application performance.

High-Performance Data Center

Hyperscale Data Center Infrastructure

Modern hyperscale data centers require optical networking solutions capable of supporting enormous east-west traffic volumes generated by virtualization, distributed storage, containerized workloads, and AI processing clusters. The Arista XVR-10294-40 module provides the high-speed connectivity necessary to sustain these demanding environments.

Its 400GbE performance enables efficient aggregation and spine-leaf networking architectures while reducing network oversubscription ratios and improving overall infrastructure scalability.

Hyperscale operators benefit from the module’s ability to deliver consistent throughput, low latency, and stable long-distance optical transmission.

Artificial Intelligence and Machine Learning Networks

AI and machine learning infrastructures generate massive volumes of inter-node traffic requiring ultra-high-bandwidth networking connectivity. GPU clusters and distributed AI training systems rely heavily on low-latency optical communication to maintain efficient computational synchronization.

The Arista OSFP 400GBASE-PLR4 transceiver supports these advanced workloads by providing reliable high-speed optical links between compute nodes, storage platforms, and network aggregation layers.

As AI adoption continues expanding across industries, 400GbE optical technologies are becoming critical components in scalable AI infrastructure architectures.

Cloud Computing and Virtualization Environments

Cloud service providers and enterprise virtualization platforms require scalable network connectivity capable of supporting dynamic workload movement, high-density virtual machine deployments, and software-defined networking architectures.

The Arista XVR-10294-40 module enables efficient cloud-scale connectivity by delivering high-capacity bandwidth and dependable optical performance across distributed infrastructure environments.

Virtualized workloads frequently generate unpredictable traffic patterns, making reliable 400GbE optical communication essential for maintaining consistent application responsiveness and user experience.

Thermal Efficiency and Power Optimization

Advanced Thermal Management Design

High-speed optical transceivers operating at 400GbE generate significant thermal output, particularly in dense switching environments. The Arista XVR-10294-40 module incorporates advanced thermal management technologies to maintain stable operating conditions and protect long-term component reliability.

Efficient heat dissipation improves operational consistency while reducing the risk of thermal-related performance degradation. This is especially important in hyperscale environments where hundreds or thousands of optical modules operate within confined spaces.

The OSFP form factor provides enhanced airflow characteristics that contribute to improved cooling efficiency compared to earlier transceiver generations.

Energy-Efficient Networking Operation

Power efficiency is an increasingly important consideration in modern data centers due to rising operational costs and sustainability initiatives. The Arista 400GBASE-PLR4 transceiver is optimized for efficient power consumption while maintaining high-speed networking performance.

Reduced power requirements contribute to lower cooling demands and improved overall energy efficiency across large-scale network deployments.

Organizations implementing environmentally conscious infrastructure strategies benefit from deploying energy-efficient optical networking components capable of supporting growing bandwidth requirements without excessive power consumption.

Operational Reliability in Demanding Environments

The transceiver is engineered to maintain stable operation under continuous high-performance workloads commonly encountered in enterprise and cloud networking infrastructures. Robust component design and precision optical engineering contribute to long-term reliability and consistent signal integrity.

Reliable operation is essential in mission-critical environments where downtime can disrupt business applications, cloud services, and data processing operations.

The Arista XVR-10294-40 module provides the operational stability necessary for organizations requiring uninterrupted high-capacity optical communication.

Network Scalability and Future-Proof Infrastructure

Support for Evolving Ethernet Standards

Enterprise and cloud networking environments continue evolving toward higher Ethernet speeds and increasingly sophisticated network architectures. The Arista XVR-10294-40 optical transceiver supports modern 400GbE infrastructure strategies while providing a foundation for future scalability initiatives.

Organizations adopting 400G networking technologies can significantly improve bandwidth availability while simplifying infrastructure management and reducing port utilization complexity.

The deployment of 400GbE optical modules helps prepare enterprise infrastructures for future networking demands driven by AI, cloud computing, edge processing, and data-intensive digital transformation initiatives.

Optimized Spine-Leaf Network Architecture Integration

Modern spine-leaf architectures rely on high-capacity optical interconnects to support scalable east-west traffic patterns and minimize network congestion. The Arista OSFP 400GBASE-PLR4 module is ideally suited for spine-leaf deployments requiring low-latency high-throughput communication between switching layers.

Its long-reach capabilities also support geographically distributed spine-leaf architectures spanning multiple facilities or campus environments.

Efficient 400GbE connectivity enables improved workload distribution, reduced oversubscription, and enhanced application performance across large-scale network infrastructures.

Infrastructure Investment Protection

The use of single-mode fiber technology and advanced 400GbE optical standards helps organizations protect long-term infrastructure investments by supporting future bandwidth expansion requirements.

Single-mode fiber environments are widely recognized for offering superior scalability compared to legacy cabling infrastructures, enabling smoother migration paths toward future Ethernet technologies.

The Arista XVR-10294-40 transceiver supports strategic infrastructure modernization initiatives by delivering dependable high-speed connectivity compatible with modern enterprise and cloud networking ecosystems.