Overview of the Transceiver

The Juniper Networks JNP-QSFP-100G-BXSR is a cutting-edge QSFP28 form factor transceiver designed to deliver high-performance 100G bi-directional (BiDi) optical connectivity for modern data centers, enterprise networks, and high-speed telecommunications environments. With its compact form factor, energy-efficient design, and robust performance, this 100G transceiver ensures seamless integration into Juniper Networks hardware and compatible switches and routers.

Main Information

• Part: JNP-QSFP-100G-BXSR
• Brand: Juniper Networks
• Product Type: Transceiver

Key Features of Transceiver

• Device Type QSFP28
• Speed 100GBASE-BSXR (Bi-directional)
• Media Type MMF OM3/OM4
• Maximum Distance OM3 70 meters
• Maximum Distance OM4 100 meters
• Connector Type Duplex LC
• Transceiver Form Factor QSFP28
• Wavelength Bidirectional
• Compatibility Compatible with Juniper Networks devices supporting QSFP28 transceivers
• Cable Type Multimode Fiber
• Optical Modulation Bidirectional Optical
• Power Consumption Low Power Consumption
• Applications High-density and high-speed interconnections
• Certifications Standard Compliance
• Package Contents Transceiver Module

Juniper Networks JNP-QSFP-100G-BXSR 

The Juniper Networks JNP-QSFP-100G-BXSR is a high-performance QSFP28 transceiver designed to meet the increasing demands of modern data center, enterprise, and carrier networks. It is engineered to deliver reliable 100G bi-directional communication over a single fiber pair, ensuring maximum efficiency in high-density networking environments. This transceiver offers a robust solution for network operators who require high bandwidth, low latency, and seamless interoperability with existing Juniper Networks equipment.

Its innovative design leverages the QSFP28 form factor, which is backward compatible with previous QSFP standards while supporting higher data rates. This makes it ideal for upgrading existing 40G infrastructures to 100G without major changes to cabling or switches, providing cost-effective scalability and simplified network management. Network engineers and IT professionals can rely on this module for consistent performance in core, aggregation, and access layers of the network.

QSFP28 Form Factor Benefits

The QSFP28 form factor is a compact, high-density transceiver standard that supports 100G data rates through four lanes of 25G each. This design enables efficient utilization of rack space and minimizes the footprint in network equipment, which is critical in modern data centers with high port density requirements. QSFP28 modules, including the JNP-QSFP-100G-BXSR, provide simplified deployment and maintenance due to their hot-swappable nature, allowing network administrators to replace or upgrade modules without powering down the equipment.

By adopting the QSFP28 standard, the transceiver achieves excellent energy efficiency, reducing the overall power consumption per port compared to legacy 40G and 100G solutions. This efficiency contributes to lower operational costs and reduced heat generation within the network chassis. Additionally, the QSFP28 design facilitates backward compatibility with QSFP+ interfaces, giving network planners flexibility when integrating new hardware into existing infrastructures.

100G Bi-Directional Optic Technology

The JNP-QSFP-100G-BXSR supports 100G bi-directional (BiDi) transmission, enabling simultaneous transmission and reception of 100G signals over a single fiber strand. This capability dramatically simplifies cabling infrastructure by reducing the number of fibers required for high-speed connectivity. BiDi technology is particularly beneficial in data center environments where space and cabling density are critical factors, providing a streamlined solution for high-bandwidth requirements without sacrificing performance.

Bi-directional optics also reduce installation complexity and costs, as fewer fiber connections and patch panels are necessary. Network operators can maintain high data integrity and low error rates while optimizing fiber usage. The module’s ability to support long-distance communication up to 100 meters over single-mode fiber makes it ideal for short-reach connections within data centers, server farms, and network closets, providing both flexibility and reliability.

Enhanced Network Scalability

The JNP-QSFP-100G-BXSR transceiver facilitates network scalability, allowing businesses to expand their infrastructure without extensive rewiring or hardware replacements. By utilizing bi-directional transmission, network administrators can double the capacity of existing fiber runs, making it easier to accommodate growing traffic demands. This scalability ensures that organizations can future-proof their networks, supporting emerging technologies such as cloud computing, high-performance computing (HPC), and virtualization.

Moreover, the transceiver is compatible with a wide range of Juniper switches and routers, ensuring smooth integration into multi-vendor environments. Its interoperability simplifies planning for network upgrades and ensures seamless operation in both single-vendor and mixed-vendor ecosystems. Network engineers benefit from predictable performance metrics, low latency, and high reliability, making the JNP-QSFP-100G-BXSR an optimal choice for mission-critical applications.

High-Speed 100G Bi-Directional Transmission

The JNP-QSFP-100G-BXSR module supports 100G bi-directional transmission over a single fiber pair, enabling cost-effective and simplified cabling. Unlike traditional 100G modules that require parallel fibers, the BiDi technology of this transceiver reduces fiber count while maintaining reliable high-speed performance. It supports distances up to 100 meters over multimode fiber (OM4), making it ideal for intra-data center connections and short-reach backbone links.

Operational Features

The module’s QSFP28 design incorporates a compact form factor measuring approximately 18.35mm in width, providing high port density while maintaining airflow and thermal efficiency. It operates within standard industrial temperature ranges and is compliant with RoHS regulations, ensuring environmentally responsible deployment. The transceiver supports digital diagnostics monitoring (DDM), enabling real-time monitoring of optical power, temperature, and voltage levels. This feature allows network operators to proactively manage network health and prevent downtime.

With a low-power design, the JNP-QSFP-100G-BXSR consumes minimal energy per port, which contributes to reduced operational costs and lower cooling requirements within network racks. Its plug-and-play functionality ensures simple installation, reducing time and effort required for network provisioning. Additionally, the module supports standard MSA (Multi-Source Agreement) specifications, providing reliability and consistent performance across different network environments.

High-Speed Connectivity and Low Latency

The transceiver is engineered to deliver ultra-low latency performance, which is crucial for applications such as financial trading, real-time data analytics, and high-frequency computing. The 100G BiDi optic ensures minimal signal degradation across short-reach connections, supporting critical workloads that require high-speed, uninterrupted data transfer. By maintaining low bit error rates and consistent throughput, the JNP-QSFP-100G-BXSR helps enterprises achieve optimized network performance and reliable communication across all layers of the infrastructure.

Use Cases

The JNP-QSFP-100G-BXSR transceiver is widely deployed in diverse networking scenarios. In data centers, it connects servers, storage, and switches to ensure high-speed data transmission and minimize network congestion. It is also suitable for enterprise core networks that require fast interconnectivity between multiple branches or campuses. Telecommunications providers leverage this module for metro and short-haul connections, where dense fiber utilization and efficient transmission are critical.

Cloud service providers benefit from the module’s ability to handle large volumes of data traffic between compute nodes and storage arrays, enabling high availability and improved response times. Additionally, research institutions and HPC environments rely on 100G transceivers like the JNP-QSFP-100G-BXSR to support data-intensive workloads, such as large-scale simulations, scientific modeling, and AI/ML training datasets.

Network Reliability and Maintenance

The JNP-QSFP-100G-BXSR is designed with reliability in mind, featuring robust error detection and correction mechanisms to maintain signal integrity. Its diagnostic capabilities allow network administrators to monitor performance metrics and address potential issues before they impact operations. Hot-swappable design ensures minimal disruption during replacements or upgrades, while compliance with Juniper’s quality and compatibility standards guarantees consistent operation across multiple deployments.

In addition, the transceiver supports predictive maintenance strategies by providing real-time status feedback through DDM. This capability reduces unplanned downtime and allows IT teams to schedule upgrades and replacements during maintenance windows, optimizing network uptime and efficiency. The result is a resilient, high-performance network infrastructure capable of supporting both current and future demands.

Compatibility and Interoperability

Compatibility is a key feature of the JNP-QSFP-100G-BXSR transceiver. It is certified for use with a wide range of Juniper switches and routers, including high-performance MX and QFX series devices. This ensures seamless integration into existing network environments without requiring extensive configuration changes. The module also adheres to industry-standard MSA specifications, allowing interoperability with other compliant 100G QSFP28 devices for flexible multi-vendor network deployments.

Interoperability extends to different network topologies, including point-to-point, spine-leaf, and mesh architectures, enabling network designers to implement optimized layouts for data centers, enterprise campuses, and service provider networks. Its plug-and-play functionality and standardized interfaces allow for rapid deployment and simplified troubleshooting, making it an ideal solution for both greenfield deployments and network upgrades.

Energy Efficiency and Environmental Considerations

The JNP-QSFP-100G-BXSR is engineered to minimize power consumption per port, making it an energy-efficient solution for high-density networking environments. Reduced power usage directly contributes to lower operational expenses and lessens the thermal load on network equipment, improving the longevity and reliability of switches and routers. The module also complies with RoHS environmental standards, ensuring that it meets modern sustainability and regulatory requirements.

Energy-efficient networking not only reduces costs but also supports environmentally conscious IT strategies. Organizations can deploy high-bandwidth solutions without significantly increasing their energy footprint, aligning with corporate sustainability goals. By combining performance, reliability, and energy efficiency, the JNP-QSFP-100G-BXSR represents a future-ready solution for modern networking needs.

Other Advantages

The JNP-QSFP-100G-BXSR transceiver supports a 100G data rate with a transmission distance of up to 100 meters over single-mode fiber. It features a wavelength of 1271nm for one direction and 1331nm for the opposite, enabling bi-directional communication over a single fiber. The module operates within a temperature range of 0°C to 70°C, with power consumption approximately 4.5W per port. Compliance with IEEE and MSA standards ensures interoperability with a broad range of networking equipment.

Additional specifications include hot-swappable QSFP28 form factor, support for digital diagnostic monitoring (DDM), and low insertion loss. Its compact design allows for high-density deployments in data centers, supporting large-scale network expansion without compromising performance or reliability. These technical features make the JNP-QSFP-100G-BXSR an ideal choice for network operators seeking a balance of speed, efficiency, and scalability.