HPE 845970-B21 Fiber Optic Network Adapter
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HPE 845970-B21 QSFP28 to SFP28 Fiber Optic Network Adapter New

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Part Number#: 845970-B21
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Short Description:
845970-B21 Quad Small Form-Factor Pluggable 28 (QSFP28) to Small Form-Factor Pluggable 28 (SFP28) Fiber Optic Network Adapter | Made by HPE | Brand New 3 Years
Brand Warranty:
3 Years from the Manufacturer
Product Condition:
New Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days

Comprehensive Overview of SFP28 Fiber Optic Network Adapter

In the world of modern networking, the demand for high-speed data transmission and efficient network connectivity is paramount. To address this need, Hewlett Packard Enterprise (HPE) has introduced the 845970-B21 Quad Small Form-Factor Pluggable 28 (QSFP28) to Small Form-Factor Pluggable 28 (SFP28) Fiber Optic Network Adapter. This cutting-edge technology facilitates seamless data transmission between devices, promising enhanced performance and reliability. In this description, we will delve into the intricate details of this adapter, shedding light on its features, functionality, and practical applications in network environments.

Understanding the HPE 845970-B21 Adapter

The HPE 845970-B21 adapter serves as a crucial component for establishing connections between devices within a network. It operates as an intermediary link that facilitates the transfer of data through fiber optic cables, ensuring swift and reliable communication between network nodes. Designed with a focus on versatility and performance, this adapter offers a sophisticated solution for accommodating various network configurations and requirements.

Key Features of the HPE 845970-B21 Adapter

  • Form-Factor Compatibility: The adapter seamlessly bridges the gap between the Quad Small Form-Factor Pluggable 28 (QSFP28) and Small Form-Factor Pluggable 28 (SFP28) interfaces, allowing for effortless integration into diverse network setups.
  • Enhanced Data Transfer Speeds: Leveraging advanced fiber optic technology, the adapter enables high-speed data transmission, minimizing latency and optimizing network performance, thereby supporting the seamless flow of data-intensive applications.
  • Reliability and Durability: Built to withstand the demands of modern networking environments, the HPE 845970-B21 adapter boasts robust construction, ensuring prolonged durability and dependable operation even under challenging conditions.
  • Compatibility with Various Network Architectures: The adapter is designed to be compatible with a wide range of network architectures, making it a versatile solution for both existing and evolving network infrastructures.
  • Plug-and-Play Functionality: With its user-friendly design, the HPE 845970-B21 adapter offers plug-and-play functionality, simplifying the installation process and reducing the need for complex configurations, thus enhancing overall user convenience.

The functionality of the HPE 845970-B21 Adapter

The HPE 845970-B21 adapter plays a pivotal role in facilitating seamless data transmission within a network. Its functionality revolves around establishing a reliable and efficient connection between QSFP28 and SFP28 interfaces, enabling the transfer of data packets across the network infrastructure. By converting signals from one interface to another, the adapter ensures compatibility and smooth communication between devices, contributing to the overall stability and performance of the network.

Practical Applications of the HPE 845970-B21 Network Adapter
  • Data Centers and Cloud Environments: In data centers and cloud environments, the HPE 845970-B21 adapter serves as a fundamental component for optimizing network connectivity and ensuring smooth data transmission, thereby enhancing the overall efficiency of data processing and storage operations.
  • High-Performance Computing (HPC) Clusters: Within HPC clusters, the adapter facilitates the seamless exchange of data between computing nodes, enabling rapid information transfer and supporting the execution of complex computational tasks with minimal latency, thereby maximizing the overall computational performance.
  • Telecommunication Networks: In telecommunication networks, the HPE 845970-B21 adapter plays a critical role in maintaining stable and reliable communication between network components, ensuring uninterrupted data flow and enabling the efficient delivery of telecommunications services to end-users.
  • Enterprise Networking Solutions: When integrated into enterprise networking solutions, the HPE 845970-B21 adapter enhances the overall network infrastructure, enabling businesses to achieve seamless connectivity between various departments and ensuring the smooth operation of mission-critical applications and services.
Advantages of Fiber Optic Network Adapter
  • Versatile Network Compatibility: This adapter facilitates seamless connectivity between QSFP28 and SFP28 transceiver interfaces, enabling versatility in network configurations.
  • High Data Transfer Speeds: It supports high-speed data transmission, ensuring efficient and fast data transfer, which is vital for modern data-intensive applications.
  • Cost-Effective Solution: By bridging different transceiver types, it reduces the need for expensive hardware upgrades, making it a cost-effective solution for expanding or upgrading your network.
  • Plug-and-Play Installation: Easy installation and setup ensure minimal downtime during network enhancements or changes, promoting operational efficiency.
  • Compact Form Factor: Its compact design allows for flexible placement within your network infrastructure, even in space-constrained environments.
  • Reliable HPE Quality: This adapter is manufactured by HPE, a trusted name in the industry, ensuring reliability and quality in your network infrastructure.
  • Optimal Compatibility: It is designed to seamlessly integrate with HPE equipment and works well with a variety of HPE switches and servers.
  • Scalability: The adapter enables easy scalability, making it suitable for both small and large network deployments.
  • Energy-Efficient: It is engineered to be energy-efficient, contributing to reduced power consumption and lower operating costs.
  • Enhanced Network Performance: By supporting different transceiver types, it maximizes network performance and flexibility, meeting the demands of modern data centers.

The HPE 845970-B21 QSFP28 to SFP28 Fiber Optic Network Adapter is a versatile, cost-effective, and reliable solution that enhances network connectivity and performance, making it an excellent choice for modern data-intensive applications and network environments.

General Information for Fiber Optic Network Adapter

  • Manufacturer: HPE
  • Part Number or SKU# 845970-B21
  • Product Name: QSFP28 to SFP28 Adapter
  • Device Type: Network Adapter

Technical Information of Network Adapter

  • Adapter Type: Fiber Optic
  • Connector on First End: QSFP28 Network
  • Connector on Second End: SFP28 Network

This adapter is compatible with the following HPE products:

  • HPE StoreFabric SN2100M 100GbE 16 QSFP28 Half Width
  • HPE StoreFabric SN2100M 100GbE 8 QSFP28 Half Width
  • HPE Synergy 12000 Frame
  • HPE Aruba CX 8360-48XT4C v2

In summary, the HPE 845970-B21 Quad Small Form-Factor Pluggable 28 (QSFP28) to Small Form-Factor Pluggable 28 (SFP28) Fiber Optic Network Adapter is a valuable tool for enhancing network connectivity in data centers, enterprise networks, and cloud environments. Its high-speed capabilities, space-efficient design, and interoperability make it a versatile solution for businesses looking to optimize their network infrastructure.

By understanding the installation process, troubleshooting common issues, and performing regular maintenance, network administrators and IT professionals can maximize the benefits of the HPE 845970-B21 adapter, ensuring a reliable and high-performance network.

As technology continues to advance, the demand for faster and more reliable network connections will persist. The HPE 845970-B21 network adapter is a testament to the ongoing evolution of networking solutions, providing businesses with the tools they need to meet the challenges of the digital age.

Brand Warranty:
3 Years from the Manufacturer
Product Condition:
New Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days


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What does ALLHDD.Com warranty cover?

30-days to 3 years warranty:

Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.

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The reason why our warranty does not cover any problem caused by the following conditions:

(a) misuse of hardware; accidental damage; carelessness product(s) damage; shock; temperature beyond the specification of any product; faulty installation; operation; modification of goods;

(b) any misuse outside the instructions in the user manual for any specific product;

(c) damaged caused by other hardware or equipment. The warranty will void if the item is returned with physical damage, damage to the retail box, removed from the box, counterfeit labels/labelled by them, or any modifications of internal and external covers. Data loss or damages to any other equipment we do not cover by our offered warranty.

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In general, a manufacturer's warranty service/support is a written guarantee to the buyer of a product. Its terms assure the replacement or repair of the product, if necessary, within a specified period after the purchase (2-5 years depending on the brand/manufacturer). It is typically included in the price of the product. Products are brand new and sealed and the original manufacturer box is complete with the Manufacturer's genuine warranty. For most of the brand new/retail products that come with the manual and box, exceptions may apply (i.e., Cisco, Juniper Networks).

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