HPE 720863-B21 – 2U Ball Bearing Rail Kit
Key Features
- 2U sliding rail kit for HPE servers
- Ball bearing telescoping rail mechanism
- Supports ProLiant SFF rack systems
- Enables smooth server maintenance access
- Designed for enterprise rack deployments
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HPE 720863-B21 – 2U Ball Bearing Rail Kit
Overview
HPE 720863-B21 is a 2U ball bearing rail kit designed for HPE ProLiant rack server installations. It provides sliding rail support for mounting compatible servers into standard enterprise rack cabinets while enabling smooth extension for servicing and maintenance.
It is used in enterprise and data center environments where rack-mounted servers require stable and service-friendly installation hardware. The ball bearing mechanism allows controlled server movement during deployment and maintenance operations.
It is commonly deployed with HPE ProLiant DL-series servers using small form factor drive configurations. The kit includes left and right telescoping rail assemblies for rack integration.
Typical Deployment Scenarios
- Rack mounting HPE ProLiant servers
- Enterprise data center rack deployments
- Sliding server maintenance access
- High-density rack infrastructure installation
Specifications
| Specification | Details |
|---|---|
| Brand | HPE |
| Part Number | 720863-B21 |
| Product Type | Ball Bearing Rail Kit |
| Rail Type | Telescoping sliding rail assembly |
| Rack Height Support | 2U |
| Server Compatibility | HPE ProLiant DL-series servers |
| Drive Configuration Support | Small Form Factor (SFF) |
| Installation Type | Rack-mounted server rail kit |
| Rail Mechanism | Ball bearing sliding rails |
| Included Components | Left and right rail assemblies |
| Application | Rack server mounting |
| Environment | Enterprise data center |
| Usage | Server installation and maintenance |
| Weight | 1.64 kg |
| System Role | Rack infrastructure support |
Compatibility / Ecosystem
Compatible with select HPE ProLiant DL-series 2U servers using SFF drive configurations, including supported Gen8 and Gen9 platforms such as DL380e Gen8, DL380p Gen8, and DL385p Gen8. It is part of the HPE rack infrastructure ecosystem for enterprise server deployment.
Additional information
| Weight | 1.64 kg |
|---|







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