HPE P47845-B21 - HPE 1.92TB NVMe RI SFF BC U.3ST MV SSD

Brand: HPE | Category: Enterprise SSDs

SKU: HPE-P47845-B21 | Part #: P47845-B21 | MPN: P47845-B21

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The HPE P47845-B21 is a 1.92TB NVMe SSD built in the small form factor 2.5-inch U.3 specification, which means it plugs directly into U.3 bays found on HPE ProLiant Gen10 Plus and Gen11 servers. Unlike M.2 drives that require separate adapters or proprietary risers, the U.3 connector uses the industry-standard SFF-TA-1001 specification, allowing the drive to seat flush in any compatible U.3 storage backplane without additional hardware. This direct insertion approach reduces physical footprint in densely packed server chassis and eliminates the complexity of carrier boards or conversion modules that can introduce latency or thermal management challenges in high-capacity storage configurations.

Performance on the P47845-B21 comes from HPE's optimisation of this drive for read-intensive workloads, a profile that makes sense for analytics platforms, data warehouse appliances, and large-scale search indexes where write traffic remains predictable and manageable. The drive operates as a dual-mode compatible device across PCIe Gen3 and Gen4 backplanes, so whether your infrastructure runs on existing Gen10 Plus hardware or newer Gen11 platforms, the same part number works without firmware adjustments or qualification complications. This backward and forward compatibility removes a common pain point that storage architects face when refreshing server generations—you can source a single SKU for mixed-environment deployments rather than managing separate part numbers for each PCIe revision.

Capacity sits at 1.92 terabytes, a sweet spot for enterprises building high-density read-cache tiers without oversizing individual drive allocations. The form factor density advantage becomes obvious when you compare U.3 2.5-inch drives against larger 3.5-inch form factors: a single server chassis can accommodate significantly more NVMe capacity in the same physical space, which directly impacts your effective cost per usable terabyte in storage-constrained environments. For storage architects and infrastructure teams evaluating flash tier options in HPE environments, the P47845-B21 represents the practical middle ground between the cost of all-flash arrays and the performance ceiling of smaller-capacity U.2 legacy designs.

The HPE P47845-B21 carries multi-vendor qualification status through HPE QuickSpecs, meaning HPE has tested and validated this drive across its ecosystem partners and standard configurations. This matters operationally because it simplifies procurement workflows—your storage team doesn't need to coordinate separate validation requests or worry about unsupported configurations when rolling out fleet updates. HPE manufacturer support is included, so any hardware-level issues route through HPE's support channel rather than splitting responsibility between multiple vendors. Operating temperature range from 0°C to 70°C is deliberately wide to accommodate both controlled data centre environments and edge deployments where ambient conditions vary.

If your organisation runs HPE infrastructure and plans storage expansion around read-heavy workloads, the P47845-B21 part number should land on your approved components list. Network engineers building storage networks appreciate drives with standard connectors and clear qualification matrices because it means provisioning timelines shorten and interoperability questions disappear. For teams operating at scale across multiple data centres or considering hybrid on-premises and cloud-connected storage strategies, having a single validated part number significantly reduces operational complexity and vendor coordination overhead during hardware refresh cycles.

Performance Specifications & Platform Compatibility

• 1.92TB capacity in U.3 2.5-inch form factor, installes directly into U.3 bays on HPE ProLiant Gen10 Plus and Gen11 servers
• NVMe interface using industry-standard SFF-TA-1001 U.3 connector; no proprietary risers or conversion carriers required
• Dual-mode PCIe Gen3 and Gen4 compatibility ensures operation on both current and legacy HPE server backplanes
• Read-intensive drive classification optimised for analytics, data warehouses, and large-scale indexing workloads with predictable write profiles
• Multi-vendor qualified through HPE QuickSpecs with full manufacturer support included as standard
• Operating temperature range 0°C to 70°C supports both controlled data centre and extended-temperature edge deployments
• Smart Topology (ST) and Basic Carrier (BC) configuration integrates seamlessly into HPE ProLiant storage subsystems

Omnixon Global stocks the HPE P47845-B21 for enterprises and data centre operators across the GCC, Asia, and Europe. Whether you're building new storage capacity, upgrading existing ProLiant infrastructure, or evaluating flash tier options for a multi-region deployment, we handle procurement, validation coordination, and logistics from our Dubai operations. Request a quotation and specifications review through our technical team—we work with your storage architects to confirm platform fit and lead times for bulk orders.