Name: 845397-001 HPE 25Gb SFP28 SR Transceiver 100m Multimode Fiber
Brand: HPE
SKU: 845397-001
Price: 88.00 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The HPE 845397-001 25Gb SFP28 SR transceiver supports fast, short-range fiber connections primarily in enterprise and data center networks. It fits into SFP28 slots to enable 25Gbps speeds over multimode fiber cables, covering distances up to 100 meters. This module is a practical choice for boosting network capacity in setups that rely on existing fiber infrastructure.

General Information
Brand	HPE
Part Number	845397-001

Technical Information
Form Factor	SFP28
Media	MMF
Power Consumption	≤1.0 W (typical ~0.8 W)
Protocols	25GBASE-SR, 25GbE (IEEE 802.3by)
Connector	LC Duplex
DOM Support	Yes

Physical Characteristics
Weight	5.00
Condition	Refurbished

Product Description
This 25Gb SFP28 SR transceiver module is built for high-speed networking environments where short-range data transfer is essential. Often found in data centers and enterprise networks, it facilitates fast and efficient communication between switches, servers, and storage devices. Engineered to work with multimode fiber optic cables, this transceiver suits installations requiring up to 100 meters of reach. Network administrators and IT professionals deploying HPE systems commonly use it to enhance bandwidth without replacing existing cabling infrastructure. Key Features Delivers 25Gbps data rate for faster network throughput Supports up to 100 meters transmission on OM4 multimode fiber Compatible with SFP28 slots on HPE switches and routers SR (Short Reach) design reduces latency and maintains signal integrity Hot-pluggable for easy installation and replacement This transceiver is typically deployed in server rooms and data center racks where high-speed connections are crucial. Its role is to extend network capacity and provide stable links within short distances without requiring fiber upgrades. The module’s design helps maintain smooth data flow in busy network setups.

Use Cases
The HPE 845397-001 25Gb SFP28 SR transceiver is commonly deployed in enterprise and data center environments where high-speed, short-range optical connections are essential. It is particularly suited for IT teams managing network upgrades or expansions requiring reliable 25Gbps links over existing multimode fiber infrastructure. How It's Used: Connecting top-of-rack switches to aggregation switches in data centers to enhance bandwidth for virtualization and storage traffic. Facilitating high-speed links in enterprise campus networks where fiber runs are limited to under 100 meters. Supporting edge computing deployments by providing fast interconnects between local servers and network devices. Upgrading backbone connections in SMB networks that leverage multimode fiber for cost-effective 25Gbps connectivity. Enabling high-throughput links in storage clusters where low latency and reliable short-range fiber connections are critical. This transceiver module helps organizations maintain operational efficiency by leveraging existing fiber cabling while scaling network performance. Its compatibility with HPE equipment ensures seamless integration, supporting network growth without extensive infrastructure overhaul.

845397-001 HPE 25Gb SFP28 SR Transceiver 100m Multimode Fiber

Product Overview

General Information

Technical Information

Physical Characteristics

Product Description

Use Cases