Name: HPE 845970-B21 QSFP28 to SFP28 Network Adapter
Brand: HPE
SKU: 845970-B21
Price: 252.00 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The HPE 845970-B21 QSFP28 to SFP28 network adapter bridges 100GbE QSFP28 ports with 25GbE SFP28 modules, catering to network setups requiring diverse speed interfaces. It's typically installed in data centers and enterprise environments to facilitate flexible port usage and smooth transition across network speeds, without demanding extensive hardware changes.

General Information
Brand	HPE
Part Number	845970-B21

Technical Information
Data Rate (Speed)	25GbE
Data Center Bridging	No
Number of Ports	1-Port

Connectivity & Physical
Port Type	SFP28
Cabling Type	AOC
Weight	5.00
Condition	Refurbished

Miscellaneous
Assembly Required	Yes
Eco Friendly	Yes
Compliance Standards	RoHS, CE, FCC

Product Description
This network adapter converts a QSFP28 port to support SFP28 modules, allowing for seamless connection between 100GbE and 25GbE equipment. It's commonly used in data centers and enterprise networks where hardware compatibility and flexible port configurations are necessary. Built for IT professionals and network engineers, the adapter simplifies infrastructure upgrades and maintenance by bridging different form factors without replacing existing hardware. Key Features Supports QSFP28 100GbE ports with SFP28 25GbE modules for versatile use Maintains low latency essential for high-performance networking Compatible with HPE and many third-party network devices Compact design reduces space usage in rack environments Efficient power consumption helps manage data center energy costs This adapter is often found in environments needing gradual migration from 25GbE to 100GbE or mixed-speed networks. It helps extend equipment life and reduce capital expenses by enabling mixed connectivity options without additional switches or modules.

Use Cases
The HPE 845970-B21 QSFP28 to SFP28 network adapter is primarily utilized in data center environments where mixed-speed network infrastructures require seamless interconnection. It benefits network administrators managing transitions between 100GbE core switches and 25GbE access or server ports, enabling efficient network scaling without full equipment replacement. How It's Used: Connecting high-speed 100GbE QSFP28 switches to 25GbE SFP28-enabled servers in enterprise data centers. Supporting virtualization environments by providing flexible port conversions for varied bandwidth demands. Facilitating incremental network upgrades in colocation facilities where legacy and modern equipment coexist. Enabling edge computing nodes to interface with centralized 100GbE backbone infrastructure through 25GbE ports. Deploying in storage clusters to bridge high-throughput core networks with mid-speed storage node connections. This adapter enhances operational efficiency by allowing heterogeneous network components to interoperate while minimizing downtime and capital expenditures. Its integration supports scalability and optimized bandwidth allocation across diverse network segments critical for modern IT infrastructures.

HPE 845970-B21 QSFP28 to SFP28 Network Adapter

Product Overview

General Information

Technical Information

Connectivity & Physical

Miscellaneous

Product Description

Use Cases