Dell 4WJ41 100 GBPS Transceiver Module 28 QSFP 100 GBase-SR4 Refurbished

This versatile module is designed to provide a seamless connection for data transfer, particularly in scenarios where a 100 GBase-SR4 specification is needed. In the realm of networking the Dell 4WJ41 100 Gigabytes Per Second (GBPS) Transceiver Module is a pivotal component that plays a vital role in ensuring high-speed data transmission. In this extensive guide, we will delve into the specifics of the Dell 4WJ41 module, from its technical specifications and functions to its applications and advantages.

The Dell 4WJ41 module adheres to the 100 GBase-SR4 standard, which is a key benchmark for high-speed Ethernet connectivity. This standard defines the parameters for 100 Gigabit Ethernet connections over multi-mode fiber, with a focus on data centers and high-performance computing environments. The "SR4" designation stands for "Short Range 4" and indicates that this module is designed for short-distance connections.

One of the standout features of the Dell 4WJ41 module is its blazingly fast data transfer rate of 100 gigabytes per second. This immense bandwidth capacity makes it ideal for scenarios that require the rapid exchange of data, such as data centers, cloud computing, and high-frequency trading environments.

The Dell 4WJ41 module operates at a wavelength of 850 nanometers (NM), which is within the spectrum of near-infrared light. This wavelength is well-suited for multi-mode fiber connections, as it allows data to be transmitted efficiently over short distances.

The module is equipped with an MPO 12 connector, which is a type of multi-fiber connector commonly used for high-density applications. The "12" in MPO 12 signifies that it has 12 fibers within a single connector, making it highly efficient for transmitting data over parallel paths.

The Dell 4WJ41 module utilizes the Quad Small Form Factor Pluggable (QSFP) 28 form factor. QSFP is a compact and versatile transceiver format that is widely used in data centers and high-performance computing environments. The "28" in QSFP 28 indicates that it has 28 electrical lanes, allowing for high-speed data transmission.

This transceiver module is designed for use with multi-mode fiber, a type of optical fiber that is particularly well-suited for short-distance connections. Multi-mode fiber is characterized by its larger core size, which allows multiple modes of light to propagate simultaneously.

The QSFP 28 form factor is a crucial aspect of the Dell 4WJ41 module. Let's take a closer look at what makes QSFP 28 so significant.

Quad Small Form Factor Pluggable 28 (QSFP 28) is a compact transceiver format that is widely utilized in modern networking equipment. It is designed to support high-speed data transmission over short and medium distances. The "quad" in QSFP refers to the four channels within the module, which allows for parallel data transmission. The number "28" signifies the presence of 28 electrical lanes, which further enhances data transmission capacity.

QSFP 28 modules are known for their ability to support high data rates. They are commonly used in scenarios where 100-gigabit or even 400-gigabit Ethernet connections are required. These modules can transmit data at an astonishing rate, making them essential in data-intensive applications.

One of the main advantages of the QSFP 28 form factor is its compact size. These modules are designed to be space-efficient, allowing for high-density deployments in data centers and other networking environments where space is a premium. Their small form factor enables more ports to be accommodated in the same physical space.

QSFP 28 modules are hot-pluggable, which means they can be inserted or removed from a network switch or device without powering down the system. This feature makes it easier to perform maintenance and upgrades without causing downtime.

QSFP 28 modules come in various versions to accommodate different network requirements, including single-mode and multi-mode fiber, different data rates, and transmission distances. This versatility makes them suitable for a wide range of networking applications.

QSFP 28 modules find application in various networking scenarios, including:

They are commonly used in data center environments to connect servers, switches, and routers, enabling high-speed data transmission within and between data centers.

In cloud computing infrastructures, QSFP 28 modules are essential for interconnecting servers and storage devices, ensuring fast and reliable data transfers.

HPC clusters require high-speed interconnects, and QSFP 28 modules provide the necessary bandwidth for computational clusters.

In SAN environments, QSFP 28 modules are used to connect storage arrays and switches, supporting high-capacity data storage and retrieval.

Telecommunication networks use QSFP 28 modules to facilitate high-speed data transmission between network elements.

Multi-mode fiber is a fundamental component in many high-speed networking setups, and it plays a crucial role in enabling the Dell 4WJ41 module to perform at its best. Let's explore the characteristics of multi-mode fiber and why it's the ideal choice for short-distance connections.

Multi-mode fiber (MMF) is a type of optical fiber that has a larger core size compared to single-mode fiber (SMF). This larger core allows multiple modes of light to travel through the fiber simultaneously, resulting in multiple paths for data transmission. Multi-mode fiber is typically used in scenarios where shorter distances need to be covered, making it suitable for data center interconnections and high-speed networking over relatively confined spaces.

The larger core diameter of the multi-mode fiber, typically 50 or 62.5 microns, allows it to accept multiple light paths. This feature is advantageous when it comes to short-distance data transmission, as it mitigates the effects of dispersion and enables high-speed communication.

Multi-mode fiber is generally more affordable than single-mode fiber, making it an attractive choice for scenarios where cost efficiency is a priority.

Multi-mode fiber is best suited for relatively short distances, typically up to a few kilometers. This makes it an excellent choice for data center connections and interconnections within the same building.

Multi-mode fiber is typically used with light sources that emit light at 850 nanometers (NM) or 1300 NM. This aligns perfectly with the wavelength of 850 NM used by the Dell 4WJ41 module.

Now that we have explored the technical specifications, the significance of the QSFP 28 form factor, and the suitability of multi-mode fiber, let's delve into the specific advantages of the Dell 4WJ41 module.

High-Speed Data Transmission

The most notable advantage of the Dell 4WJ41 module is its ability to support data transmission at a staggering rate of 100 gigabytes per second (GBPS). This high-speed capability makes it an ideal choice for scenarios where rapid data transfer is critical. Data centers, cloud computing environments, and high-frequency trading platforms can greatly benefit from this level of bandwidth.

Compatibility with 100 GBase-SR4 Standard

By adhering to the 100 GBase-SR4 standard, the Dell 4WJ41 module ensures seamless compatibility with other networking equipment that follows the same standard. This compatibility simplifies network configurations and ensures interoperability between devices, reducing potential compatibility issues.

Cost Efficiency

Multi-mode fiber, which is compatible with the Dell 4WJ41 module, is known for its cost efficiency. Utilizing multi-mode fiber in short-distance networking applications can lead to cost savings while still delivering high-speed connectivity.

Versatility

The module's compatibility with multi-mode fiber and the QSFP 28 form factor makes it highly versatile. It can be deployed in a variety of networking scenarios, including data centers, LANs, campus networks, and telecommunications.

Scalability

The Dell 4WJ41 module is an excellent choice for networks that require scalability. As data demands grow, organizations can easily upgrade their network infrastructure by incorporating additional modules, providing a scalable solution to accommodate increasing data traffic.

Hot-Pluggable Design

The hot-pluggable design of the Dell 4WJ41 module allows for convenient installation and removal without disrupting network operations. This feature is particularly valuable in environments where downtime must be minimized.

High-Density Deployment

The QSFP 28 form factor is designed for high-density deployment. This means that network administrators can maximize the use of rack space in data centers and network cabinets, accommodating more ports and connections within the same physical footprint.

Reliability and Performance

Dell, as a reputable manufacturer of networking equipment, is known for producing reliable and high-performance devices. The 4WJ41 module is no exception, offering a dependable solution for critical network infrastructure.

The Dell 4WJ41 module finds applications in various networking scenarios where high-speed data transmission is crucial. Let's explore some of the specific applications where this module is highly beneficial.

Data Centers

Data centers serve as the backbone of modern computing, and the Dell 4WJ41 module is an invaluable component in this environment. It facilitates high-speed connectivity between servers, switches, and storage arrays, ensuring efficient data processing and storage.

Cloud Computing

In cloud computing environments, rapid data transfer is a necessity. The Dell 4WJ41 module is used to interconnect cloud servers, enabling the seamless delivery of cloud services and data storage.

High-Performance Computing

High-performance computing clusters rely on high-speed interconnects to process complex calculations and simulations. The Dell 4WJ41 module supports these requirements, ensuring efficient data exchange within HPC environments.

Storage Area Networks

Storage Area Networks are designed to provide high-capacity and fast data access for storage devices. The Dell 4WJ41 module facilitates high-speed data transmission between storage arrays and switches, optimizing data storage and retrieval.

Telecommunications

Telecommunication networks require fast and reliable data transmission between network elements. The Dell 4WJ41 module ensures that these networks can handle the increasing data traffic in today's interconnected world.

• Manufacturer: Dell
• Model Number or SKU# 4WJ41
• Product Type: Transceiver Module

• Data Transfer rate: 100 GBPS
• Mode: Multi-Mode Fiber (MMF)
• Mode: 100 m
• Max. Distance: 100 m
• Wavelength: 850 nm
• Connector Type: MPO Connector

In summary, the broadcasting industry depends on high-bandwidth connections for the transmission of video and audio signals. The Dell 4WJ41 module supports the transmission of high-quality media content over short distances, maintaining signal integrity. The Dell 4WJ41 100 Gigabytes Per Second (GBPS) Transceiver Module, with its adherence to the 100 GBase-SR4 standard, 100 GBPS data transfer rate, 850 NM wavelength, MPO 12 connector, QSFP 28 form factor, and compatibility with multi-mode fiber, is a powerhouse in the world of networking. Its high-speed capabilities, cost efficiency, versatility, and reliability make it a preferred choice for a range of applications, from data centers and cloud computing to high-performance computing and telecommunications. By understanding the technical specifications, the significance of the QSFP 28 form factor, and the suitability of multi-mode fiber, network administrators can make informed decisions about integrating the Dell 4WJ41 module into their infrastructure. Whether it's enhancing data center performance, powering cloud services, or supporting high-frequency trading, this transceiver module is a critical component for enabling high-speed data transmission in the digital age. Its seamless compatibility with industry standards and hot-pluggable design ensures that it can adapt and scale to meet the ever-increasing demands of modern networking environments.

In an interconnected world where data flows at lightning speed, the Dell 4WJ41 module stands as a testament to the innovation and engineering that powers our digital infrastructure. As data requirements continue to evolve, having reliable and high-speed networking solutions like the Dell 4WJ41 module is essential for staying ahead in the fast-paced world of networking and data transmission.