740-073095 Juniper Networks QSFP+ 40GBase-LR4 40 Gigabit Optics SMF Transceiver

Overview Of Juniper Networks 740-073095 Optical Transceiver

The Juniper Networks 740-073095 QSFP+ LR4 module is a high-speed pluggable optics transceiver designed for long-distance Ethernet connectivity. Supporting 40 Gigabit Ethernet, it ensures reliable data transmission across single-mode fiber, making it ideal for enterprise and data center networks.

General Information

• Manufacturer: Juniper Networks
• Part Number: 740-073095
• Category: Ethernet Optical Transceiver

Technical Information

Performance & Speed

• Data Rate: 40 Gigabit Ethernet
• Breakout Capability: Not supported
• Form Factor: QSFP+
• Connector Type: Duplex LC
• Monitoring: Digital Optical Monitoring supported
• Signaling Rate: 40 Gbps (10 Gbps per lane)

Optical Specifications

• Transmitter Fibers: Dual
• Transmitter Wavelengths:
  • Lane 0: 1264.5 nm – 1277.5 nm
  • Lane 1: 1284.5 nm – 1297.5 nm
  • Lane 2: 1304.5 nm – 1317.5 nm
  • Lane 3: 1324.5 nm – 1337.5 nm
• Receiver Wavelengths: Same ranges as transmitter lanes
• Transmitter Output Power (per lane): Min –7.6 dBm, Max 2.3 dBm
• Receiver Input Power (per lane): Min –13.7 dBm, Max 2.3 dBm

Cabling & Fiber

Supported Fiber Types

• Cable Type: SMF (Single-Mode Fiber)
• Core/Cladding: 9/125 µm
• Distance: Up to 10 km

Power & Environmental Specifications

Power Consumption

• Maximum Consumption: 3.5 W

Temperature Range

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

Juniper Networks 740-073095 QSFP+ Optical Transceiver

The Juniper Networks 740-073095 QSFP+ 40GBase-LR4 optical transceiver represents a high-performance solution engineered for long-distance data transmission over single-mode fiber (SMF). Designed to meet the increasing demand for scalable and reliable network infrastructure, this category of 40 Gigabit Ethernet optics is essential for modern enterprise, data center, and service provider environments. The transceiver operates using QSFP+ form factor technology, enabling high-density deployments while maintaining energy efficiency and consistent signal integrity.

Advanced Optical Networking for High-Speed Data Transmission

Optical transceivers in the 40GBase-LR4 category are designed to deliver superior bandwidth capacity over extended distances. The Juniper Networks 740-073095 module utilizes four wavelength multiplexing channels, allowing data transmission across multiple lanes within a single fiber pair. This advanced architecture enhances throughput while maintaining low latency, making it ideal for mission-critical applications such as cloud computing, virtualization, and high-frequency trading systems.

Wavelength Division Multiplexing Technology

The integration of wavelength division multiplexing technology enables the transceiver to transmit four distinct optical signals simultaneously. Each wavelength operates independently, ensuring efficient data distribution across the network. This capability reduces the need for additional fiber infrastructure while optimizing existing network resources.

Efficiency and Performance Optimization

The optimized design ensures minimal signal loss and consistent performance even in high-traffic environments. The module’s ability to maintain stable connectivity over long distances contributes to reduced packet loss and improved overall network reliability.

Single-Mode Fiber Compatibility and Long-Range Connectivity

The 40GBase-LR4 specification is tailored for single-mode fiber applications, enabling transmission distances of up to 10 kilometers. This makes the Juniper Networks 740-073095 transceiver a suitable choice for campus networks, metropolitan area networks, and inter-data center connectivity. The use of single-mode fiber ensures lower attenuation and higher signal quality compared to multimode alternatives.

Extended Reach Capabilities

The extended reach of this transceiver allows organizations to connect geographically dispersed network segments without compromising performance. This capability is particularly beneficial for enterprises that require seamless communication between remote facilities or data centers.

Signal Integrity Over Distance

Maintaining signal integrity over long distances is a critical factor in optical networking. The module incorporates advanced error correction and signal conditioning technologies to ensure accurate data transmission, even in challenging environments.

Reduced Infrastructure Complexity

By supporting long-distance communication over a single fiber pair, the transceiver reduces the complexity of network infrastructure. This simplification leads to easier deployment, lower maintenance costs, and improved scalability.

QSFP+ Form Factor and High-Density Deployment

The QSFP+ form factor is a compact and efficient design that supports high port density in networking equipment. The Juniper Networks 740-073095 module is engineered to fit seamlessly into QSFP+ ports, allowing network administrators to maximize the number of connections within limited rack space.

Compact Design Advantages

The small footprint of the QSFP+ module enables the deployment of multiple high-speed connections within a single device. This is particularly advantageous in data center environments where space optimization is crucial.

Hot-Swappable Functionality

The transceiver supports hot-swappable installation, allowing for easy replacement and upgrades without disrupting network operations. This feature enhances operational efficiency and minimizes downtime.

Energy Efficiency Considerations

Energy consumption is a significant concern in large-scale network deployments. The QSFP+ design incorporates power-saving features that reduce overall energy usage while maintaining high performance levels.

Compatibility with Juniper Networking Equipment

The Juniper Networks 740-073095 optical transceiver is specifically designed for compatibility with Juniper networking devices. This ensures seamless integration and optimal performance when used within Juniper infrastructure.

Seamless Integration with Network Switches

The module is engineered to work efficiently with a wide range of Juniper switches and routers. This compatibility simplifies network design and ensures consistent performance across all connected devices.

Vendor-Specific Optimization

Vendor-specific optimization enhances the functionality of the transceiver, enabling features such as digital diagnostics monitoring and advanced error detection. These capabilities provide network administrators with valuable insights into network performance.

Reliability in Enterprise Environments

The reliability of the transceiver is critical for enterprise applications. The module undergoes rigorous testing to ensure it meets industry standards and delivers consistent performance under varying conditions.

Key Metrics 

The Juniper Networks 740-073095 QSFP+ transceiver is designed to meet stringent performance standards. It supports a data rate of 40 Gigabits per second and operates within specified wavelength ranges to ensure optimal performance.

High Data Throughput

The transceiver delivers consistent high-speed data transmission, enabling efficient handling of large data volumes. This capability is essential for applications that require real-time data processing.

Low Latency Transmission

Low latency is a critical factor in modern networking. The module’s design minimizes delays, ensuring fast and reliable data delivery.

Temperature and Environmental Tolerance

The transceiver is built to operate within a wide temperature range, making it suitable for various deployment environments. Its robust construction ensures durability and long-term reliability.