740-140354 Juniper Networks 10G-ER Transceiver

Juniper Networks 740-140354 SFP+ 10G-ER Transceiver

The Juniper Networks 740-140354 SFP+ 10G-ER Optical Transceiver is engineered for high-speed data transmission, offering reliable connectivity and advanced monitoring features.

General Details

• Brand: Juniper Networks
• Part Number: 740-140354
• Category: Optical Transceiver

Technical Specifications

Performance Details

• Speed: 10 Gigabit Ethernet
• Breakout Capability: No
• Transceiver Type: SFP+
• Connector: Duplex LC
• Monitoring: Enabled
• Digital Optical Monitoring: Supported

Standards & Compliance

• Ethernet Standard: 10GBASE-ER
• MSA Compliance: SFF-8431, SFF-8472, SFF-8432
• Digital Diagnostic Monitoring: Available

Optical Characteristics

Transmission Features

• Wavelength Range: 1530 nm – 1565 nm
• Output Power (Min): –4.7 dBm
• Output Power (Max): 4.0 dBm
• Signaling Rate: 10.3125 Gbd ± 100 ppm

Reception Features

• Input Power (Min): –15.8 dBm
• Input Power (Max): –1.0 dBm
• Receiver Sensitivity (OMA): –14.1 dBm
• Stressed Receiver Sensitivity (OMA): –11.3 dBm

Fiber & Cable Details

• Cable Type: Single-Mode Fiber (SMF)
• Core Size/Cladding: 9/125 μm
• Transmission Distance: Up to 40 km

Power & Environmental Conditions

Energy Consumption

• Maximum Power Usage: 1.5 W

Temperature Range

• Operating Temperature: 0°C – 70°C
• Storage Temperature: –40°C – 85°C

Physical Dimensions

Size & Weight

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

Enterprise Optical Transceiver Category Overview

The Juniper Networks 740-140354 SFP+ 10G-ER Transceiver belongs to the enterprise-grade optical networking transceiver category designed to deliver high-speed, long-distance data transmission across fiber-optic infrastructures. This category focuses on Small Form-factor Pluggable Plus modules that support 10 Gigabit Ethernet connectivity while maintaining strict compliance with networking standards, interoperability requirements, and carrier-class reliability. SFP+ transceivers are foundational components in modern networking architectures, enabling scalable, modular, and high-density port configurations across switches, routers, and aggregation platforms.

The 10G-ER subcategory is specifically optimized for extended reach optical communication, supporting transmission distances of up to 40 kilometers over single-mode fiber. This extended reach capability positions these transceivers as critical elements in metropolitan area networks, campus interconnections, data center interlinks, and service provider backhaul deployments. By delivering consistent optical signal integrity over long distances, this category enables organizations to build resilient and high-performance network topologies without relying on additional signal amplification or intermediate equipment.

SFP+ Form Factor and High-Density Networking

The SFP+ form factor defines a compact, hot-pluggable optical interface that allows network operators to install, replace, or upgrade transceivers without powering down network equipment. This flexibility is a defining characteristic of the SFP+ transceiver category, enabling rapid deployment and simplified maintenance in environments where uptime is critical. The reduced physical footprint of SFP+ modules supports high port density on switches and routers, allowing organizations to maximize bandwidth per rack unit while minimizing space consumption.

High-density networking environments benefit significantly from the standardized SFP+ design, as it enables uniform port configurations across diverse hardware platforms. This consistency simplifies network planning, inventory management, and scalability strategies. The Juniper Networks 740-140354 SFP+ 10G-ER Transceiver exemplifies this category by combining compact design with enterprise-grade optical performance.

Hot-Swappable Design and Operational Efficiency

Hot-swappability is a critical feature of the SFP+ transceiver category, allowing modules to be inserted or removed without disrupting network operations. This capability supports proactive maintenance, rapid troubleshooting, and seamless upgrades, all of which contribute to improved operational efficiency. In large-scale enterprise and service provider networks, minimizing downtime is essential, and hot-swappable transceivers play a vital role in achieving high availability objectives.

The mechanical and electrical design of SFP+ modules ensures secure connections and stable performance during insertion and removal cycles. Precision engineering reduces wear on ports and connectors, maintaining signal integrity over repeated handling events.

10G-ER Optical Technology and Extended Reach Capabilities

The 10G-ER optical transceiver subcategory is engineered to support long-distance data transmission at 10 Gigabits per second. Utilizing advanced laser technologies and precise wavelength control, these modules operate at a nominal wavelength of 1550 nanometers, which is optimized for long-haul transmission over single-mode fiber. This wavelength selection minimizes signal attenuation and dispersion, enabling reliable communication across distances of up to 40 kilometers.

Extended reach transceivers are essential for network architectures that span geographically distributed facilities, such as connecting data centers across metropolitan regions or linking central offices to remote aggregation points. By supporting long-distance connectivity without additional optical amplification, the 10G-ER category simplifies network design and reduces infrastructure complexity.

Single-Mode Fiber Optimization

10G-ER SFP+ transceivers are designed exclusively for use with single-mode fiber, which offers superior performance over long distances compared to multimode alternatives. Single-mode fiber’s narrow core diameter allows light to travel with minimal dispersion, preserving signal quality across extended spans. This characteristic makes single-mode fiber the preferred medium for backbone and long-haul network segments.

The Juniper Networks 740-140354 transceiver aligns with this optimization, ensuring compatibility with standard single-mode fiber cabling commonly deployed in enterprise and carrier environments. This compatibility supports seamless integration into existing fiber infrastructures and facilitates future network expansion.

Optical Power Budget and Signal Integrity

The optical power budget is a defining metric within the 10G-ER transceiver category, determining the maximum achievable transmission distance while maintaining acceptable signal quality. Extended reach transceivers are engineered with higher transmit power and sensitive receivers to accommodate signal loss across long fiber runs, connectors, and splices.

Maintaining signal integrity over extended distances requires precise control of optical output, receiver sensitivity, and noise tolerance. Advanced optical components and rigorous testing ensure that these transceivers deliver consistent performance even in challenging deployment scenarios.

Standards Compliance and Interoperability

Compliance with industry standards is a cornerstone of the SFP+ 10G-ER transceiver category. These modules adhere to IEEE 802.3ae specifications for 10 Gigabit Ethernet and relevant Multi-Source Agreement standards that define mechanical, electrical, and optical characteristics. Standards compliance ensures interoperability across compatible networking equipment and promotes a multi-vendor ecosystem.

Juniper Networks transceivers are designed and validated to meet stringent interoperability requirements, ensuring seamless operation within Juniper platforms and reliable performance in standardized network environments. This focus on standards compliance reduces deployment risks and supports predictable network behavior.

Vendor Qualification and Platform Compatibility

Within this category, vendor-qualified transceivers play a critical role in ensuring optimal performance and system stability. Juniper Networks-qualified SFP+ modules undergo extensive validation testing with specific hardware platforms, firmware versions, and operating conditions. This qualification process ensures that the transceiver integrates fully with device management features, diagnostics, and monitoring capabilities.

Platform compatibility extends beyond basic connectivity, encompassing support for digital optical monitoring, fault detection, and performance reporting. These features enable network administrators to proactively manage optical links and maintain high service levels.

Digital Optical Monitoring and Diagnostics

Digital Optical Monitoring functionality is a key attribute of enterprise-grade SFP+ transceivers. This capability provides real-time visibility into parameters such as optical output power, receive power, temperature, and voltage. By exposing these metrics to network management systems, the transceiver category supports proactive maintenance and rapid fault isolation.

Continuous monitoring enables early detection of degradation trends, allowing operators to address potential issues before they impact network performance. This level of visibility is particularly valuable in extended reach deployments where physical access to fiber paths may be limited.

Reliability and Carrier-Class Performance

The SFP+ 10G-ER transceiver category is engineered for high reliability and long-term operation in demanding network environments. These modules are designed to function continuously under varying thermal conditions, electrical loads, and traffic patterns. Robust component selection and manufacturing processes contribute to consistent performance over extended service lifetimes.

Carrier-class performance requirements emphasize low bit error rates, stable optical output, and predictable behavior under peak loads. The Juniper Networks 740-140354 transceiver reflects these priorities, making it suitable for both enterprise and service provider deployments.

Thermal Management and Environmental Tolerance

Effective thermal management is essential for maintaining optical performance and longevity in SFP+ transceivers. The compact form factor necessitates efficient heat dissipation to prevent thermal stress on sensitive optical components. Advanced packaging techniques and materials support stable operation across a wide temperature range.

Environmental tolerance extends beyond temperature, encompassing resistance to humidity, vibration, and electrical interference. These factors are particularly relevant in edge deployments, central offices, and outdoor enclosures where environmental conditions may be less controlled.

Quality Assurance and Testing Procedures

Quality assurance is a defining aspect of the enterprise optical transceiver category. Each module undergoes rigorous testing to verify optical performance, electrical characteristics, and mechanical integrity. Testing procedures include optical power validation, wavelength accuracy checks, and stress testing under simulated operational conditions.

These processes ensure that only transceivers meeting strict performance criteria reach deployment, reducing the likelihood of early failures and contributing to overall network reliability.