822731-B21: HPE 2U Shelf-Mount Adjustable Rail Kit
HPE 2U Shelf-Mount Adjustable Rail Kit. Listed by HPE as a rack mounting kit for the Apollo 4200 Gen10. The pairing comes from the vendor QuickSpecs, which also gives the quantity limits and any controller, firmware or slot requirements. Check those rules and the part number suffix before buying a used unit.
Specifications
| Part number | 822731-B21 |
|---|---|
| Brand | HPE |
| Type | Rail kits |
| Vendor description | HPE 2U Shelf-Mount Adjustable Rail Kit |
Fits these models
Check compatibility with HPE
Before you buy, confirm the exact configuration against the vendor's own lists: firmware levels, operating systems, adapters and optics that HPE has tested with the HPE 822731-B21.
- Compatibility HPE SPOCK (storage, SAN and host compatibility)
- Part lookup HPE PartSurfer (spare and option part numbers)
- Support HPE Support Center
Buying or selling 822731-B21?
New, refurbished or used. Tell us the quantity and condition and we connect you with a vetted reseller in your region, usually within one working day.
Sources
- HPE Apollo 4200 Gen10 Server QuickSpecs, checked 2026-10-28