HPE StoreOnce 5500
The HPE StoreOnce 5500 is a high-capacity enterprise deduplication backup appliance capable of scaling up to 864TB of raw storage (540TB usable local capacity). Engineered for large corporate datacenters and regional service providers requiring multi-terabyte hourly backup throughput and high stream concurrency, the 5500 provides hardware-accelerated deduplication and high availability through redundant controllers.
Specifications
| Brand | HPE |
|---|---|
| Family | StoreOnce |
| Form factor | Enterprise rack backup appliance |
| Released | Nov 2015 |
| End of sale | Feb 2019 |
| End of support | Feb 2024 |
| Form factor | 2U controller with up to 10 expansion disk drawers |
| Raw capacity | 60TB to 864TB raw storage |
| Usable capacity | 36TB to 540TB usable local storage |
| Backup performance | Up to 37.7 TB/hr with StoreOnce Catalyst |
| Networking | Multiple 10GbE SFP+ and 16Gb Fibre Channel adapters |
| Fan in streams | Terminates up to 100 concurrent remote replication streams |
Generations
- Next generation: HPE StoreOnce 5650
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 StoreOnce 5500.
- Compatibility HPE SPOCK (storage, SAN and host compatibility)
- Part lookup HPE PartSurfer (spare and option part numbers)
- Support HPE Support Center
Equivalent models from other brands
FAQ
What distinguishes the 5500 from the 5100?
The 5500 supports significantly more expansion drive shelves and higher memory configurations to sustain over 500TB of active deduplication hash tables.
Can the 5500 be partitioned into multiple virtual backup targets?
Yes, administrators can configure hundreds of independent Catalyst stores and virtual tape libraries for multi-tenant isolation.
Buying or selling StoreOnce 5500?
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 StoreOnce 5500 QuickSpecs (StoreOnce 5500 Backup System QuickSpecs), checked 2026-10-27
- HPE StoreOnce 5500 Overview and Technical Specifications, checked 2026-10-27