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748387-B21
HP 600GB 12G SAS 15K RPM SFF 2.5-INCH SC 512E ENTERPRISE HAR...
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748387-B21 is a high-performance HDD engineered in a 3.5-inch form factor with a SATA III interface. It operates at a spindle speed of 7200 RPM, offers a capacity of 4 TB, and is equipped with a 128 MB buffer to ensure efficient data handling in demanding environments. Designed with enterprise storage in mind, this drive is built with a Dual Actuator and Helium-Sealed construction, complemented by vibration protection for optimal performance in data centers, desktops, NAS systems, and surveillance applications.
748387-B21 delivers an annual workload rating of 550 TB/yr and is backed by a robust MTBF that reflects its continuous reliability during intensive operation. Ideal for desktop, server, and NAS deployments, the drive consumes 8.5 Watts during read/write operations and 5 Watts in idle mode, making it a balanced solution for high-demand and energy-efficient enterprise environments.
748387-B21 price is $258.05, a 77% saving from the Hpe list price of $1,121.92. 748387-B21 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for 748387-B21 for additional pricing. Browse the full Hpe Server 2.5" Hard Drives series or explore all Hpe products.
Large enterprises deploy the HP 748387-B21 600GB 12G SAS 15K RPM SFF 2.5-INCH SC 512E drive in VMware and Hyper-V clusters to sustain 200,000+ IOPS under peak loads. This use case delivers consistent sub-2 ms latency for 500+ virtual machines, maximizes server consolidation ratios and ensures SLA compliance while reducing storage TCO by 20 %.
Global online retailers integrate the HP 748387-B21 600GB drive into MySQL and SQL Server OLTP tiers, slashing average query response times by 45 %. This configuration supports 10,000+ transactions per second, enhances shopping cart throughput and boosts conversion rates by up to 12 % during peak traffic periods.
Financial services and healthcare organizations leverage the HP 748387-B21 in high-density backup arrays to compress nightly backup windows from 8 hours to 5 hours. The drive’s 15K RPM spindle speed and robust error correction ensure a 6× improvement in restore reliability, meeting stringent RPO/RTO targets and regulatory compliance.
To get the detailed certification, please go to the Compliance Center.
| 748387-B21 |  P09094-B21 |  P04521-B21 |  K2P89B |  P09722-B21 | |
|---|---|---|---|---|---|
| Product Type | Hard Drive | Hard Drive | Hard Drive | Hard Drive | Hard Drive |
| Drive Type | HDD | HDD | HDD | HDD | HDD |
| Use Case | Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance |
| Interface | SATA III | SATA III | SATA III | SATA III | SATA III |
| Form Factor | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch |
| Storage Capacity | 4 TB | 12 TB | 10 TB | 8 TB | 10 TB |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Cache (Buffer Size) | 128 MB | 256 MB | 256 MB | 256 MB | 256 MB |
| Average Latency | N/A | N/A | N/A | N/A | N/A |
| Data Transfer Rate | Up to 210 MB/s | Up to 250 MB/s | Up to 250 MB/s | Up to 250 MB/s | Up to 250 MB/s |
| Annual Workload Rating | 550 TB/yr | 550 TB/yr | 550 TB/yr | 550 TB/yr | 550 TB/yr |
| Power Consumption (Read/Write) | 8.5 Watts | 8 Watts | 8.5 Watts | 8 Watts | 8 Watts |
| Power Consumption (Idle) | 5 Watts | 5 Watts | 5.0 Watts | 5 Watts | 4 Watts |
| Encryption Support | AES 256-bit | AES 256-bit | AES 256-bit | AES 256-bit | No |
| Helium Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed |
| Drive Bays Supported | Multi-bay | Multi-bay | Multi-bay | Multi-bay | Multi-bay |
| Vibration Protection | Yes | Yes | Yes | Yes | Yes |
| Advanced Features | Dual Actuator | Dual Actuator | Dual Actuator | Dual Actuator | Dual Actuator |
| Operating Temperature | 5–55°C | 5–60°C | 5–60°C | 5–60°C | 5–60°C |
| Product Name | 748387-B21 Enterprise 4TB HDD | P09094-B21 Enterprise Helium-Sealed HDD | P04521-B21 Enterprise HDD | K2P89B Enterprise HDD | P09722-B21 Enterprise SATA Hard Drive |
| Height | 1.030 inches | 1.03 inches | 1.03 inches | 1.03 inches | 1.03 inches |
| Width | 5.787 inches | 5.78 inches | 5.79 inches | 5.79 inches | 5.79 inches |
| Depth | 4.016 inches | 8.74 inches | 4.01 inches | 4.00 inches | 4 inches |
| Weight | 2.2 lbs | 2.2 lbs | 3.00 lbs | 1.65 lbs | 1.2 lbs |
Strong 15K SAS performance with excellent reliability. Ideal for transactional workloads where low latency and consistency are critical.
Installed in a production server and it runs flawlessly. Stable speeds and no errors during continuous operation.
Enterprise-grade drive that performs exactly as expected. Smooth RAID integration and predictable performance.
Noticeable performance improvement over older disks. Reliable choice for business-critical applications.
Well-built SAS drive with consistent throughput. Suitable for demanding server environments.
The HP 748387-B21 offers 600GB capacity, 12Gb/s SAS interface, 15,000 RPM spindle speed, 2.5-inch small form factor, single-ported (SC) 512e sector format and enterprise-grade reliability for high-performance server applications.
Yes. This drive is fully validated for HP ProLiant Gen8, Gen9 and Gen10 servers using SAS backplanes and supports hot-swap drive bays for seamless maintenance.
A 12 Gb/s SAS interface delivers up to 1.2 GB/s sequential throughput and low latency, ensuring faster data transfers and improved server responsiveness compared to 6 Gb/s drives.
At 15,000 RPM, this drive achieves higher IOPS and lower seek times, optimizing performance for transactional databases, virtualization and latency-sensitive applications.
SC (single-ported) 512e uses 512-byte emulation on 4 KB physical sectors, improving storage efficiency, compatibility with legacy operating systems and error correction on large-sector media.
Yes. The drive supports hot-swap insertion and removal in compatible SAS backplanes, enabling zero-downtime maintenance and upgrades in live server environments.
Ideal for high-transaction databases, virtualization hosts, email and web servers, and any enterprise workload requiring consistent low-latency access and high IOPS.
This drive is rated for an MTBF of 2 million hours, reflecting enterprise-class durability and designed for continuous 24×7 operation.
600GB provides a balance of capacity and performance, allowing dense storage configurations in 2.5-inch bays while maintaining high I/O throughput.
Yes. While certified for HP environments, the drive uses standard 12 Gb/s SAS protocols and can function in any compatible SAS backplane, though firmware features may vary.
HP backs the 748387-B21 with a standard three-year limited warranty. Extended support and on-site replacement options are available through HP Care Pack services.
Designed for data center efficiency, it consumes approximately 8.5 W active and 3 W idle, reducing overall power and cooling costs compared to larger-format drives.
Typical sustained throughput reaches 205 MB/s, with random 4K read/write performance up to 210/70 IOPS (in RAID configurations, these may vary).
Slide the drive into an empty SAS hot-swap bay until it clicks, ensure the drive activity LED is visible, then power on or recognize it in your RAID controller utility.
Authorized HP resellers, HP’s official online store, and certified data center hardware distributors carry this SKU. Always verify HP part numbers to ensure authenticity.