QuickSpecs
HPE 25G and 100G Transceivers QuickSpecs
Table of Contents
HPE 25G and 100G Transceivers deliver high‑performance optical connectivity for modern data‑center, compute, and networking environments.
HPE 25G and 100G Transceivers provide standards‑based Ethernet connectivity that scales to meet high‑bandwidth infrastructure needs, with options ranging from 25Gb SFP28 SR optics to versatile 100Gb QSFP28 modules including SR4, bidirectional, and multi‑protocol variants. Validated interoperability and support from HPE Services help ensure consistent performance, streamlined operations, and simplified lifecycle management across hybrid environments.
Overview
Models | |
| HPE 25Gb SFP28 SR 100m Transceiver | 845398-B21 |
| HPE 100Gb QSFP28 MPO SR4 100m Transceiver | 845966-B21 |
| HPE 100Gb QSFP28 Bidirectional Transceiver | 845972-B21 |
| HPE Synergy 100GbE/4x25GbE/4x32GbFC QSFP28 Transceiver | 882251-B21 |
Service and Support
HPE Services
No matter where you are in your digital transformation journey, you can count on HPE Services to deliver the expertise you need when, where and how you need it. From planning to deployment, ongoing operations and beyond, our experts can help you realize your digital ambitions.
Consulting Services
No matter where you are in your journey to hybrid cloud, experts can help you map out your next steps. From determining what workloads should live where, to handling governance and compliance, to managing costs, our experts can help you optimize your operations.
https://www.hpe.com/services/consulting
HPE Managed Services
HPE runs your IT operations, providing services that monitor, operate, and optimize your infrastructure and applications, delivered consistently and globally to give you unified control and let you focus on innovation.
Operational Services
Optimize your entire IT environment and drive innovation. Manage day-to-day IT operational tasks while freeing up valuable time and resources. Meet service-level targets and business objectives with features designed to drive better business outcomes.
https://www.hpe.com/services/operational
HPE Complete Care Service
HPE Complete Care Service is a modular, edge-to-cloud IT environment service designed to help optimize your entire IT environment and achieve agreed upon IT outcomes and business goals through a personalized experience. All delivered by an assigned team of HPE Services experts. HPE Complete Care Service provides:
- − A complete coverage approach – edge to cloud
- − An assigned HPE team
- − Modular and fully personalized engagement
- − Enhanced Incident Management experience with priority access
- − Digitally enabled and AI-driven customer experience
HPE Tech Care Service
HPE Tech Care Service is the operational support service experience for HPE products. The service goes beyond traditional support by providing access to product specific experts, an AI-driven digital experience, and general technical guidance to not only reduce risk but constantly search for ways to do things better. HPE Tech Care Service delivers a customer-centric, AI-driven, and digitally enabled customer experience to move your business forward. HPE Tech Care Service is available in three response levels. Basic, which provides 9x5 business hour availability and a 2-hour response time. Essential which provides a 15-minute response time 24x7 for most enterprise level customers, and Critical, which includes a 6-hour repair commitment where available and outage management response for severity 1 incidents.
https://www.hpe.com/services/techcare
HPE Lifecycle Services
HPE Lifecycle Services provide a variety of options to help maintain your HPE systems and solutions at all stages of the product lifecycle. A few popular examples include:
- − Lifecycle Install and Startup Services: Various levels for physical installation and power on, remote access setup, installation and startup, and enhanced installation services with the operating system.
- − HPE Firmware Update Analysis Service: Recommendations for firmware revision levels for selected HPE products, taking into account the relevant revision dependencies within your IT environment.
- − HPE Firmware Update Implementation Service: Implementation of firmware updates for selected HPE server, storage, and solution products, taking into account the relevant revision dependencies within your IT environment.
- − Implementation assistance services: Highly trained technical service specialists to assist you with a variety of activities, ranging from design, implementation, and platform deployment to consolidation, migration, project management, and onsite technical forums.
- − HPE Service Credits: Access to prepaid services for flexibility to choose from a variety of specialized service activities, including assessments, performance maintenance reviews, firmware management, professional services, and operational best practices.
Notes: To review the list of Lifecycle Services available for your product go to: https://www.hpe.com/services/lifecycle
For a list of the most frequently purchased services using service credits, see the HPE Service Credits Menu
Other Related Services from HPE Services:
HPE Education Services
Training and certification designed for IT and business professionals across all industries. Broad catalogue of course offerings to expand skills and proficiencies in topics ranging from cloud and cybersecurity to AI and DevOps. Create learning paths to expand proficiency in a specific subject. Schedule training in a way that works best for your business with flexible continuous learning options.
https://www.hpe.com/services/training
Defective Media Retention
An option available with HPE Complete Care Service and HPE Tech Care Service and applies only to Disk or eligible SSD/Flash Drives replaced by HPE due to malfunction.
Consult your HPE Sales Representative or Authorized Channel Partner of choice for any additional questions and services options.
Parts and Materials
HPE will provide HPE-supported replacement parts and materials necessary to maintain the covered hardware product in operating condition, including parts and materials for available and recommended engineering improvements.
Parts and components that have reached their maximum supported lifetime and/or the maximum usage limitations as set forth in the manufacturer's operating manual, product quick-specs, or the technical product data sheet will not be provided, repaired, or replaced as part of these services.
How to Purchase Services
Services are sold by Hewlett Packard Enterprise and Hewlett Packard Enterprise Authorized Service Partners:
- − Services for customers purchasing from HPE or an enterprise reseller are quoted using HPE order configuration tools.
- − Customers purchasing from a commercial reseller can find services at https://ssc.hpe.com/portal/site/ssc/
AI-Powered and Digitally Enabled Support Experience
Achieve faster time to resolution with access to product-specific resources and expertise through a digital and data-driven customer experience
Sign into the HPE Support Center experience, featuring streamlined self-serve case creation and management capabilities with inline knowledge recommendations. You will also find personalized task alerts and powerful troubleshooting support through an intelligent virtual agent with seamless transition when needed to a live support agent.
https://support.hpe.com/hpesc/public/home/signin
Consume IT On Your Terms
HPE GreenLake edge-to-cloud platform brings the cloud experience directly to your apps and data wherever they are—the edge, colocations, or your data center. It delivers cloud services for on-premises IT infrastructure specifically tailored to your most demanding workloads. With a pay-per-use, scalable, point-and-click self-service experience that is managed for you, HPE GreenLake edge-to-cloud platform accelerates digital transformation in a distributed, edge-to-cloud world.
- − Get faster time to market
- − Save on TCO, align costs to business
- − Scale quickly, meet unpredictable demand
- − Simplify IT operations across your data centers and clouds
To learn more about HPE Services, please contact your Hewlett Packard Enterprise sales representative or Hewlett Packard Enterprise Authorized Channel Partner. Contact information for a representative in your area can be found at "Contact HPE" https://www.hpe.com/us/en/contact-hpe.html
For more information
Technical Specifications
| HPE 25Gb SFP28 SR 100m Transceiver (845398-B21) | Notes: A 25-Gigabit transceiver in SFP28 form-factor that supports the SR standard, providing 25-Gigabit connectivity up to 100 m on multimode fiber. This transceiver does not function at 10-Gigabit. | ||
| Ports | 1 LC 25-GbE port (IEEE 802.3 Type 25Gbase-SR) duplex full only | ||
| Connectivity | Connector type | LC | |
| Wavelength | 850 nm | ||
| Physical characteristics | Dimensions | 0.54 x 2.19 x 0.47 in. (13.8 x 55.7 x 11.9 mm) | |
| Weight | 0.04 lb. (20 g) | ||
| Transceiver form factor | SFP28 | ||
| Environment | Operating temperature | 32°F to 158°F (0°C to 70°C) | |
| Operating relative humidity | 0% to 85%, noncondensing | ||
| Non-operating/Storage temperature | −40°F to 185°F (−40°C to 85°C) | ||
| Electrical characteristics | Voltage supply | 3.3 V | |
| Power consumption maximum | 1.5 W | ||
| Cabling | Cable type | OM3, OM4 | |
| Cable length | Up to 70 m (OM3); up to 100 m (OM4) | ||
| Fiber type | Multimode | ||
| Notes: | − For fiber patch cords, use Ultra Physical Contact (UPC) surface termination/polish. − Angled Physical Contact (APC) is not recommended. | ||
| Services | Refer to the Hewlett Packard Enterprise website for details on the service-level descriptions and product numbers. For details about services and response times in your area, please contact your local Hewlett Packard Enterprise sales office. | ||
| HPE 100Gb QSFP28 MPO SR4 100m Transceiver (845966-B21) | Notes: A 100-Gigabit transceiver in QSFP28 form-factor that supports the 4x25-Gigabit SR4 standard, providing 100-Gigabit connectivity up to 100 m. | ||
| Ports | 1 MPO 100-GbE port (IEEE 802.3 Type 100Gbase-SR4) | ||
| Connectivity | Connector type | MPO | |
| Wavelength | 850 nm | ||
| Physical characteristics | Dimensions | 0.72 x 2.86 x 0.33 in. (18.35 x 72.7 x 8.5 mm) | |
| Weight | 0.08 lb. (36 g) | ||
| Transceiver form factor | QSFP28 | ||
| Environment | Operating temperature | 32°F to 158°F (0°C to 70°C) | |
| Operating relative humidity | 0% to 85%, noncondensing | ||
| Non-operating/Storage temperature | −40°F to 185°F (−40°C to 85°C) | ||
| Electrical characteristics | Voltage supply | 3.3 V | |
| Power consumption maximum | 3.5 W | ||
| Cabling | Cable type | OM3, OM4 | |
| Cable length | Up to 70 m (OM3); up to 100 m (OM4) | ||
| Fiber type | Multimode | ||
| Notes: | – For fiber patch cords, use Ultra Physical Contact (UPC) surface termination/polish. – Angled Physical Contact (APC) is not recommended. | ||
| Services | Refer to the Hewlett Packard Enterprise website at: https://www.hpe.com/us/en/servers.html for details on the service-level descriptions and product numbers. For details about services and response times in your area, please contact your local Hewlett Packard Enterprise sales office. | ||
| HPE 100Gb QSFP28 Bidirectional Transceiver (845972-B21) | Notes: A 100-Gigabit transceiver in QSFP28 form-factor that supports the 4x25-Gigabit Bidirectional standard, providing 100-Gigabit connectivity up to 100 m. | ||
| Ports | 1 LC 100-GbE port (IEEE 802.3 Type 100Gbase-Bidi) | ||
| Connectivity | Connector type | LC | |
| Wavelength | 855 nm / 908 nm | ||
| Physical characteristics | Dimensions | 0.73 x 5.07 x 0.51 in. (18.60 x 128.8 x 12.90 mm) | |
| Weight | 0.097 lb. (44 g) | ||
| Transceiver form factor | QSFP28 | ||
| Environment | Operating temperature | 50°F to 140°F (10°C to 60°C) | |
| Operating relative humidity | 5% to 95%, noncondensing | ||
| Non-operating/Storage temperature | −40°F to 185°F (−40°C to 85°C) | ||
| Electrical characteristics | Voltage supply | 3.3 V | |
| Power consumption maximum | 3.5 W | ||
| Cabling | Cable type | OM3, OM4, OM5 | |
| Cable length | Up to 70 m (OM3); up to 100 m (OM4); up to 150 m (OM5) | ||
| Fiber type | Multimode | ||
| Notes: – For fiber patch cords, use Ultra Physical Contact (UPC) surface termination/polish. – Angled Physical Contact (APC) is not recommended. | |||
| Services | Refer to the Hewlett Packard Enterprise website at: https://www.hpe.com/us/en/servers.html for details on the service-level descriptions and product numbers. For details about services and response times in your area, please contact your local Hewlett Packard Enterprise sales office. | ||
| HPE 100Gb/4x25G/4x32GFC QSFP28 Transceiver (882251-B21) | Ports | 1 MPO 100-GbE port (IEEE 802.3 Type 100Gbase-SR4) | |
| Connectivity | Connector type | MPO | |
| Wavelength | 850 nm | ||
| Physical characteristics | Dimensions | 0.72 x 4.81 x 0.51 in. (18.35 x 122.3 x 12.90 mm) | |
| Weight | 0.097 lb. (44 g) | ||
| Transceiver form factor | QSFP28 | ||
| Environment | Operating temperature | 32°F to 158°F (0°C to 70°C) | |
| Operating relative humidity | 5% to 95%, noncondensing | ||
| Non-operating/Storage temperature | −40°F to 185°F (−40°C to 85°C) | ||
| Electrical characteristics | Voltage supply | 3.3 V | |
| Power consumption maximum | 3.5 W | ||
| Safety | IEC-60825 and CDRH eye safety compliance | Class 1 | |
| Cabling | Cable type | OM3, OM4 | |
| Cable length | Link distances 100 m OM4 (1.0 dB loss) and 85 m OM4 (1.5 dB loss) | ||
| Fiber type | Multimode | ||
| Notes: – For fiber patch cords, use Ultra Physical Contact (UPC) surface termination/polish. – Angled Physical Contact (APC) is not recommended. | |||
| Services | Refer to the Hewlett Packard Enterprise website at: https://www.hpe.com/us/en/servers.html for details on the service-level descriptions and product numbers. For details about services and response times in your area, please contact your local Hewlett Packard Enterprise sales office. | ||
Environment-friendly Products and Approach - End-of-life Management and Recycling
Hewlett Packard Enterprise offers end-of-life product return, trade-in, and recycling programs, in many geographic areas, for our products. Products returned to Hewlett Packard Enterprise will be recycled, recovered or disposed of in a responsible manner.
The EU WEEE Directive (2012/19/EU) requires manufacturers to provide treatment information for each product type for use by treatment facilities. This information (product disassembly instructions) is posted on the Hewlett Packard Enterprise web site. These instructions may be used by recyclers and other WEEE treatment facilities as well as Hewlett Packard Enterprise OEM customers who integrate and re-sell Hewlett Packard Enterprise equipment.
Summary of Changes
| Date | Version History | Action | Description of Change |
|---|---|---|---|
| 16-Feb-2026 | Changed | New branding applied to document | |
| 04-Dec-2023 | Changed | Service and Support section was updated | |
| 15-Nov-2021 | Changed | Service and Support section was updated | |
| 14-Jun-2021 | Changed | Technical specifications sections were updated | |
| 06-Apr-2021 | Changed | QuickSpecs was updated | |
| 16-Mar-2020 | Updated | Technical specification section was updated | |
| 03-Sep-2019 | updated | Add 882251-B21 | |
| 04-Feb-2019 | Changed | Technical specifications sections were updated | |
| 03-Dec-2018 | Changed | Overview and Technical Specifications sections were updated. | |
| Added | SKU added: 845972-B21 | ||
| 01-Oct-2018 | Changed | Electrical characteristics section for SKU 845966-B21 was revised. | |
| 05-Feb-2018 | Changed | Technical specifications sections was updated | |
| 06-Jun-2016 | Created | New QuickSpecs. |
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c04939512, 15520 - Worldwide - V12 - 16-February-2026