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HPE 881457-B21 2.4TB 10K RPM SAS 12Gb/s SFF Hard Drive
HPE 881457-B21 2.4TB 10K RPM SAS 12Gb/s SFF Hard Drive
The HPE 881457-B21 is a 2.4TB enterprise-class SAS hard drive designed for mission-critical server environments. Featuring 10,000 RPM performance, 12Gb/s SAS connectivity, 2.5-inch Small Form Factor (SFF), 512e formatting, and an HPE Smart Carrier, it provides a strong combination of storage capacity, performance, and enterprise reliability for compatible HPE ProLiant servers.
Description
The HPE 881457-B21 is a high-capacity 2.4TB Mission Critical SAS hard drive designed for enterprise server and data-center environments where dependable storage performance and availability are essential.
Operating at 10,000 RPM and using a 12Gb/s SAS interface, this drive is designed to provide responsive storage performance for demanding server workloads. Its 2.5-inch Small Form Factor (SFF) design makes it suitable for compatible HPE server platforms equipped with SFF drive bays. HPE specifies the drive with a Smart Carrier, 512e format, digitally signed firmware, and a 3-year warranty for the HPE offering.
Key Features
- HPE Part Number: 881457-B21
- Storage Capacity: 2.4TB
- Drive Type: Enterprise SAS HDD
- Interface: SAS 12Gb/s
- Rotational Speed: 10,000 RPM
- Form Factor: 2.5-inch Small Form Factor (SFF)
- Carrier: HPE Smart Carrier
- Sector Format: 512e
- Workload: Mission Critical
- Drive Technology: Air-based
- Height: 15.6 mm / 0.62 inch
- Firmware: Digitally signed firmware
- Warranty: HPE specifies a 3-year warranty for the referenced configuration
2.4TB Enterprise Storage Capacity
With 2.4TB of storage, the HPE 881457-B21 provides substantial capacity for enterprise applications, databases, virtualization environments, file storage, and other server workloads.
Its capacity makes it particularly suitable for organizations looking to expand existing server storage or replace an existing drive while maintaining an enterprise-class SAS storage architecture.
10,000 RPM Performance
The drive operates at 10,000 RPM, providing faster rotational performance than conventional lower-speed enterprise hard drives.
The 10K RPM design is intended for workloads requiring a balance between capacity and storage responsiveness, making the drive well suited to mission-critical server applications where access performance is important.
12Gb/s SAS Interface
The HPE 881457-B21 uses a 12Gb/s Serial Attached SCSI (SAS) interface.
SAS is widely used in enterprise servers and storage systems because of its robust connectivity and suitability for professional storage environments.
The 12Gb/s interface provides a high-speed connection between the drive and a compatible SAS controller or backplane. Actual storage performance depends on the server, controller, workload, RAID configuration, and other system components.
2.5-Inch Small Form Factor
The compact 2.5-inch SFF form factor allows the drive to be installed in compatible HPE servers and storage platforms designed for SFF drives.
Its approximately 15.6 mm height is designed around enterprise server drive-bay requirements.
The SFF design is particularly useful for data-center systems where maximizing drive density within a limited chassis footprint is important.
HPE Smart Carrier
The 881457-B21 is specified with an HPE Smart Carrier.
The carrier is designed to integrate the drive into supported HPE server drive bays and provides the physical mounting interface required by compatible systems.
For replacement applications, customers should confirm that their server chassis and backplane support the HPE Smart Carrier and this specific drive configuration.
512e Sector Format
The drive uses a 512e (512-byte emulation) format.
This format provides compatibility with server environments designed around traditional 512-byte logical sectors while using the underlying drive technology associated with modern enterprise storage.
The 512e format should be verified against the intended server, RAID controller, operating system, and storage configuration before deployment.
Mission-Critical Workloads
HPE classifies the 881457-B21 as a Mission Critical hard drive.
It is intended for professional environments where storage reliability and consistent performance are important.
Typical applications include:
- Enterprise databases
- Virtualization
- Business applications
- File and application servers
- Transaction processing
- Enterprise storage
- Data-center workloads
- Server storage expansion
- RAID configurations
Digitally Signed Firmware
HPE specifies the drive with digitally signed firmware, helping support the integrity of the firmware used by the enterprise storage device.
This is an important consideration for organizations managing enterprise server infrastructure and standardized HPE storage environments.
Enterprise Server Compatibility
The HPE 881457-B21 is intended for compatible HPE Mainstream Compute Platforms, with supported systems determined by HPE’s platform-specific QuickSpecs.
It should therefore be treated as an HPE server storage component rather than a universal desktop hard drive.
Before purchasing, customers should confirm:
- The server supports 2.5-inch SFF drives.
- The server supports 12Gb/s SAS storage.
- The installed SAS controller supports the drive.
- The backplane supports the appropriate HPE drive carrier.
- The server supports the 2.4TB capacity.
- The intended RAID configuration is compatible with the drive.
Ideal Applications
The HPE 881457-B21 is suitable for:
- HPE ProLiant server upgrades
- Enterprise storage expansion
- Server hard-drive replacement
- RAID storage arrays
- Database servers
- Virtualization servers
- Business-critical applications
- Data-center infrastructure
- IT hardware refurbishment
- Enterprise spare-parts inventory
Technical Specifications
| Specification | Details |
|---|---|
| Brand | HPE |
| Part Number | 881457-B21 |
| Capacity | 2.4TB |
| Drive Type | Enterprise Hard Disk Drive |
| Interface | SAS 12Gb/s |
| Rotation Speed | 10,000 RPM |
| Form Factor | 2.5″ SFF |
| Carrier Type | Smart Carrier |
| Sector Format | 512e |
| Workload | Mission Critical |
| Drive Technology | Air |
| Drive Height | 15.6 mm / 0.62″ |
| Firmware | Digitally Signed |
| Application | Enterprise Servers / Data Centers |
| Supported Platforms | Compatible HPE Mainstream Compute Platforms |
Specifications are based on HPE’s published information for part number 881457-B21.
Why Choose the HPE 881457-B21?
High-Capacity Enterprise Storage
The 2.4TB capacity provides ample storage for demanding server applications and enterprise data.
10K RPM Performance
The 10,000 RPM spindle speed provides a performance-oriented storage solution for workloads requiring faster disk access.
12Gb/s SAS Connectivity
The 12Gb/s SAS interface is designed for modern enterprise server storage architectures.
Compact SFF Design
The 2.5-inch form factor enables high-density storage configurations in compatible server chassis.
Smart Carrier Integration
The HPE Smart Carrier is designed for straightforward installation in supported HPE server platforms.
Mission-Critical Positioning
HPE positions this drive for Mission Critical workloads where performance and dependable enterprise storage are important.
Replacement and Upgrade Use
The 881457-B21 is a practical option for organizations maintaining HPE server infrastructure.
It can be used as a replacement for a failed drive or as additional storage in a compatible server configuration. Keeping replacement drives available can also help IT teams reduce downtime when storage hardware requires servicing.
When replacing a drive in an existing RAID array, administrators should verify that the replacement drive meets the array’s capacity, interface, sector-format, and compatibility requirements.
Important Compatibility Notice
This is an enterprise SAS hard drive and is not intended for standard consumer SATA-only systems.
The 12Gb/s SAS interface requires a compatible SAS controller and server backplane. Customers should verify compatibility with the exact HPE server model before ordering.
The advertised 12Gb/s interface speed represents the SAS interface specification and should not be interpreted as the drive’s guaranteed sustained data-transfer rate. Actual performance varies depending on the server, controller, RAID configuration, workload, and system environment.
Product Summary
The HPE 881457-B21 2.4TB 10K RPM SAS 12Gb/s SFF Hard Drive is an enterprise-grade storage solution designed for compatible HPE server platforms.
With 2.4TB capacity, 10,000 RPM rotational speed, 12Gb/s SAS connectivity, 2.5-inch SFF form factor, Smart Carrier, 512e formatting, and digitally signed firmware, it provides a strong combination of capacity, performance, and enterprise-focused features.
It is an excellent choice for HPE server storage expansion, drive replacement, RAID configurations, mission-critical applications, virtualization, databases, and data-center infrastructure.
Brand: HPE
Part Number: 881457-B21
Capacity: 2.4TB
Speed: 10,000 RPM
Interface: SAS 12Gb/s
Form Factor: 2.5″ SFF
Carrier: Smart Carrier
Sector Format: 512e
Workload: Mission Critical
Primary Use: Enterprise Servers & Data Centers
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