HPE P21129-B21 - HPE 1.6TB SAS 12G Write Intensive SFF SC SSD
Brand: HPE | Category: Enterprise SSDs
SKU: HPE-P21129-B21 | Part #: P21129-B21 | MPN: P21129-B21
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About the HPE P21129-B21 - HPE 1.6TB SAS 12G Write Intensive SFF SC SSD
The HPE P21129-B21 is a 1.6TB SAS 12Gb/s Small Form Factor 2.5-inch SSD engineered for write-intensive workloads in enterprise data centers. This drive connects via SAS 12G interface with backward compatibility to SAS 24Gb/s backplanes, delivering 12 Gb/s sequential throughput and optimized queue depth performance for sustained write operations. The Smart Carrier hot-plug form factor enables fast field replacement without downtime, while end-to-end data protection and power-loss protection safeguard critical data integrity across power disruption events.
Storage architects and IT procurement teams standardizing on HPE ProLiant Gen10 and Gen10 Plus server families will find the P21129-B21 purpose-built for transaction-heavy databases, analytics platforms, and journaling workloads where write performance and reliability matter most. The drive integrates seamlessly with HPE iLO and HPE Smart Storage Administrator (SSA) for unified fleet management, while the Self-Encrypting Drive (SED) variant with FIPS 140-2 validation addresses compliance requirements in regulated industries. Hot-plug support eliminates planned downtime during maintenance cycles, and QuickSpecs validation ensures compatibility confidence across certified HPE infrastructure.
Organizations evaluating write-intensive SSD solutions for their next-generation storage refresh should request a detailed quote from Omnixon Global. Contact our enterprise storage specialists with your deployment scope and timeline to receive pricing, availability, and logistics support for the HPE P21129-B21 and complementary infrastructure components.
Technical Specifications
| Brand | HPE |
| Category | Enterprise SSDs |
| SKU | HPE-P21129-B21 |
| Part Number | P21129-B21 |
| Condition | New |
| Capacity | 1.6TB |
| Form Factor | 2.5" |
| Interface | SAS 24Gb/s |
| Manufacturer Part Number | P21129-B21 |
| Drive Type | Solid State Drive (SSD) |
| Capacity | 1.6 TB |
| Interface | SAS 12Gb/s |
| Backplane Compatibility | SAS 12Gb/s and SAS 24Gb/s |
| Form Factor | SFF (Small Form Factor) 2.5-inch |
| Carrier Type | SC (Smart Carrier) Hot-Plug |
| Performance Profile | Write Intensive |
| Drive Usage | Write Intensive (WI) |
| Data Transfer Rate | 12 Gb/s |
| End-to-End Data Protection | Yes |
| Power-Loss Protection | Yes |
| Hot-Plug Support | Yes |
| Compatible Server Families | HPE ProLiant Gen10, Gen10 Plus |
| Management Integration | HPE iLO, HPE Smart Storage Administrator (SSA) |
| Encryption Support | Self-Encrypting Drive (SED) — FIPS 140-2 validated model variant |
| QuickSpecs Validated | Yes |
| Product Line | HPE Mixed Use / Write Intensive SSD |
Frequently Asked Questions about HPE P21129-B21 - HPE 1.6TB SAS 12G Write Intensive SFF SC SSD
What does the HPE P21129-B21 - HPE 1.6TB SAS 12G Write Intensive SFF SC SSD do?
At 1.6TB, the HPE P21129-B21 - HPE 1.6TB SAS 12G Write Intensive SFF SC SSD suits enterprise data-center storage tiers — all-flash arrays, hyperconverged storage pools (vSAN, Ceph), database backends, and high-throughput backup repositories. The SAS 12G/24G interface is supported by major server platforms.
What are the headline specs of the HPE P21129-B21 - HPE 1.6TB SAS 12G Write Intensive SFF SC SSD?
Key specifications for the HPE P21129-B21 - HPE 1.6TB SAS 12G Write Intensive SFF SC SSD: capacity 1.6TB; form factor SFF (2.5in); interface SAS 12G/24G; 3 to 5 years (HPE manufacturer) support; new condition. Manufacturer part number P21129-B21. For the full datasheet with electrical, environmental, and compliance details, contact our pre-sales engineering team.
Is the HPE P21129-B21 - HPE 1.6TB SAS 12G Write Intensive SFF SC SSD compatible with my infrastructure?
The HPE P21129-B21 - HPE 1.6TB SAS 12G Write Intensive SFF SC SSD uses a SAS 12G/24G interface in a SFF (2.5in) form factor. It's compatible with server platforms that expose this interface — typical deployments include Dell PowerEdge, HPE ProLiant, Lenovo ThinkSystem, and Supermicro SuperServer chassis. For specific vendor part-number compatibility, our team validates against the manufacturer support matrix.