Cisco QSFP-40G-LR4 QSFP+ Transceiver Module Refurbished

In the ever-evolving landscape of networking and telecommunications, the demand for high-speed data transmission has become more critical than ever. The Cisco QSFP-40G-LR4 emerges as a beacon of technological advancement, offering a 40Gbps solution for seamless and efficient communication over long distances. In this comprehensive guide, we delve into the intricacies of the Cisco QSFP-40G-LR4 transceiver module, exploring its features, specifications, and the transformative impact it can have on networking infrastructure.

The Cisco QSFP-40G-LR4 is a cutting-edge transceiver module designed to facilitate 40Gbps data transmission. It operates using the 40GBase-LR4 standard, making it suitable for a wide range of applications where high bandwidth and long-distance connectivity are paramount. Let's break down the key components and features of this powerful networking solution.

• Data Transmission Speed: The 40Gbps data transmission speed of the QSFP-40G-LR4 places it at the forefront of high-performance networking. This impressive speed ensures rapid and efficient data transfer, making it ideal for data centers, enterprise networks, and telecommunications infrastructure.
• Single-mode Fiber Compatibility: The QSFP-40G-LR4 is specifically engineered for use with single-mode fiber (SMF). Single-mode fiber offers advantages over multi-mode fiber, especially when it comes to long-distance communication. It allows the module to transmit data over distances of up to 10 kilometers, making it suitable for a variety of long-haul applications.
• Wavelength and Duplex LC Connector: Operating at a wavelength of 1310nm, the QSFP-40G-LR4 employs advanced optics to ensure reliable and high-quality data transmission. The use of a duplex LC connector enhances compatibility and facilitates easy integration into existing networking setups.

To truly appreciate the capabilities of the Cisco QSFP-40G-LR4, it's essential to delve into its technical specifications. These details provide insights into the module's performance, compatibility, and overall reliability.

• Form Factor: The QSFP-40G-LR4 adheres to the Quad Small Form-factor Pluggable (QSFP+) standard. This form factor is widely adopted in the industry, ensuring compatibility with various networking devices and platforms.
• Connector Type: The module features a duplex LC connector, a commonly used connector type in networking applications. The duplex LC connector supports bidirectional communication, allowing for efficient data transmission and reception.
• Wavelength and Optical Components: Operating at a wavelength of 1310nm, the QSFP-40G-LR4 utilizes advanced optical components to achieve optimal signal quality and reliability. The carefully selected wavelength contributes to minimizing signal attenuation over the specified transmission distance of 10 kilometers.
• Compatibility and Compliance: Cisco ensures that the QSFP-40G-LR4 complies with industry standards, making it compatible with a wide range of networking equipment. It adheres to the 40GBase-LR4 standard, ensuring seamless integration into networks that support this specification.

The versatility of the Cisco QSFP-40G-LR4 extends its applicability across various networking scenarios. Understanding its potential applications can help organizations make informed decisions when implementing high-speed connectivity solutions.

• Data Centers: In modern data centers where the demand for high bandwidth is incessant, the QSFP-40G-LR4 finds a natural home. Its 40Gbps data transmission speed is well-suited for handling the massive volumes of data generated and processed within data center environments.
• Enterprise Networks: Large enterprises with expansive networks can benefit from the QSFP-40G-LR4's capabilities. Whether connecting different office locations or supporting data-intensive applications, this transceiver module ensures reliable and fast communication.
• Telecommunications Infrastructure: Telecommunication service providers require robust and high-performance equipment to support their networks. The Cisco QSFP-40G-LR4 excels in such environments, offering a reliable solution for long-distance data transmission.
• High-Performance Computing (HPC): In high-performance computing environments where rapid data exchange is crucial, the QSFP-40G-LR4 proves its worth. It facilitates seamless communication between nodes in HPC clusters, contributing to overall system efficiency.

As technology continues to advance, the networking industry is poised for further innovations and improvements. Understanding the current trends and potential future developments can guide organizations in making informed decisions regarding their networking infrastructure.

• Higher Data Transmission Speeds: With the increasing demand for faster data transfer, the industry may witness the development of transceiver modules supporting even higher transmission speeds beyond 40Gbps.
• Optical Communication Advancements: Ongoing advancements in optical communication technology may result in more efficient and cost-effective transceiver modules. Improved optics could enhance signal quality and transmission distances.
• Integration with Emerging Technologies: The integration of transceiver modules with emerging technologies, such as edge computing and 5G networks, is a potential avenue for future developments. Networking solutions may evolve to meet the specific requirements of these technologies.
• Environmental Considerations: As sustainability becomes a focal point in technology development, future transceiver modules may incorporate energy-efficient designs and materials to reduce their environmental impact.

The Cisco QSFP-40G-LR4 QSFP 40GBASE-LR4 Transceiver Module represents a breakthrough in fiber optic technology. It is designed to provide high-performance, high-bandwidth connectivity over long distances, up to 10 kilometers.

The key breakthrough in this transceiver module is the use of four different wavelengths of light to transmit data over a single fiber optic cable. This technology, known as wavelength-division multiplexing (WDM), allows for much higher data transfer rates than traditional fiber optic technology.

The QSFP-40G-LR4 transceiver module uses four lasers, each operating at a different wavelength, to transmit data at a total rate of 40 Gbps. This means that the module can handle a much larger volume of data than traditional fiber optic transceivers, making it ideal for high-bandwidth applications such as data centers, cloud computing, and high-performance computing.

The QSFP-40G-LR4 transceiver module also features advanced signal processing and error correction technologies, which ensure that data is transmitted reliably and accurately over long distances. This makes it a highly reliable and robust solution for demanding networking applications.

Enhancing Network Efficiency

The Cisco QSFP-40G-LR4 QSFP 40GBASE-LR4 Transceiver Module enhances network efficiency by providing high-speed, high-bandwidth connectivity over long distances. By using advanced fiber optic technology, this transceiver module can transfer data at a rate of 40 Gbps, which is much faster than traditional network connectivity solutions.

The high bandwidth of the QSFP-40G-LR4 transceiver module allows for the transfer of large amounts of data in a short amount of time, improving the efficiency of network operations. This is particularly important in industries such as finance, healthcare, and scientific research, where large volumes of data are routinely processed and analyzed.

The QSFP-40G-LR4 transceiver module also enhances network efficiency by reducing latency and increasing network speed. This is accomplished through the use of advanced signal processing and error correction technologies that ensure that data is transmitted accurately and reliably over long distances.

Additionally, the QSFP-40G-LR4 transceiver module is designed for easy installation and integration with existing network infrastructure. This simplifies the process of upgrading network connectivity and makes it easier for IT professionals to manage and maintain their networks.

A High-Performance Transceiver

The Cisco QSFP-40G-LR4 QSFP 40GBASE-LR4 Transceiver Module is a high-performance transceiver that provides reliable, high-bandwidth connectivity over long distances. The module uses advanced fiber optic technology to deliver data at a rate of 40 Gbps, which is much faster than traditional network connectivity solutions.

The high performance of the QSFP-40G-LR4 transceiver module is due to its use of four different lasers, each operating at a different wavelength. This allows the module to transmit data over a single fiber optic cable at a much higher rate than traditional transceiver modules, which typically use only one wavelength.

In addition, the QSFP-40G-LR4 transceiver module features advanced signal processing and error correction technologies, which ensure that data is transmitted accurately and reliably over long distances. This makes it a highly reliable and robust solution for demanding networking applications.

The module also supports digital diagnostics monitoring, which allows network administrators to monitor the performance of the module in real-time

• Manufacturer: Cisco
• Part Number or SKU# QSFP-40G-LR4
• Product Type: Transceiver Module
• Product Name: 40 GBPS Single-Mode QSFP+ Transceiver Module

• Connectivity Technology: Wired
• Cabling Type: 40GBASE-LR4
• Data Link Protocol: 40 Gigabit Ethernet
• Data Transfer Rate: 40 Gbps
• Optical Wave Length: 1271 nm / 1291 nm / 1311 nm / 1331 nm
• Max Transfer Distance: 6.2 Miles
• Compliant Standards: IEEE 802.3ba

• Interfaces: 1 x Ethernet 40GBASE-LR4 - LC Single Mode x 2

Finally, the Cisco QSFP-40G-LR4 stands as a testament to the continuous evolution of networking technology. Its impressive 40Gbps data transmission speed, compatibility with single-mode fiber, and 10km reach make it a versatile solution for a wide range of applications. Organizations seeking reliable, high-performance networking solutions can benefit from the capabilities of the QSFP-40G-LR4. As the industry continues to progress, staying abreast of emerging trends and advancements will be crucial for ensuring the longevity and efficiency of networking infrastructure.