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507749-002
HP 160GB 3G SATA 7.2K 2.5IN MDL HDD 530888-B21
Trusted by the Highest-Stakes Buyers
Federal agencies and Fortune 500 operations source through ORM Systems.
US Government & Defense




Enterprise Clients
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507749-002 is an HDD engineered as a high performance storage solution featuring a 3.5-inch form factor, a SATA III interface, and a spindle speed of 7200 RPM. It offers a storage capacity of 4 TB with a 256 MB buffer, an annual workload rating of 550 TB/yr, and an MTBF rated at 1,000,000 hours for continuous operation.
507749-002 delivers reliable 24/7 performance with a power consumption of 8 Watts for read/write operations and 5 Watts when idle. The drive incorporates advanced features including a helium-sealed enclosure, vibration protection, and dual actuators, making it ideal for use in data centers, desktops, NAS systems, surveillance applications, and enterprise storage environments.
507749-002 price for new stock is $124.95, a 11.3% saving from the Hpe list price of $140.83. 507749-002 refurb price is $120.23. 507749-002 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for 507749-002 for additional pricing. Browse the full category range or explore all Hpe products.
In enterprise IT environments, system administrators deploy the HP 507749-002 160GB 3G SATA 7.2K 2.5IN MDL HDD (530888-B21) as a dedicated boot and system drive on HPE ProLiant MicroServers running VMware ESXi or Microsoft Hyper-V. Its sustained 7,200 RPM performance and enterprise-grade SATA interface minimize boot latency and enhance hypervisor stability. Benefit: Ensures consistent, rapid OS load times and maximizes server availability in virtualized clusters.
Manufacturing and energy companies integrate the HP 160GB 3G SATA HDD (507749-002, 530888-B21) into compact industrial gateways, SCADA units, and automated kiosks requiring continuous data capture under vibration and temperature extremes. The rugged 2.5-inch form factor and proven 7.2K RPM reliability support 24/7 operation with minimal maintenance. Benefit: Delivers uninterrupted data logging with high integrity and extended drive lifespan in remote industrial deployments.
Small and medium businesses enhance midline HDD arrays by using the HP 507749-002 160GB 3G SATA 7.2K drive (530888-B21) as a caching tier within HPE MSA or ProLiant storage systems. This drive’s fast spindle speed accelerates read-intensive workloads—such as file sharing and database queries—without the premium cost of all-SSD configurations. Benefit: Boosts data access speeds by up to 30% and prolongs SSD endurance while delivering enterprise-grade reliability.
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| Product Type | Hard Drive | Hard Drive | Hard Drive | Hard Drive | Hard Drive |
| Drive Type | HDD | HDD | HDD | HDD | HDD |
| Use Case | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage |
| Interface | SATA III | SATA III | SATA III | SATA III | SAS 12Gb/s |
| Form Factor | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch |
| Storage Capacity | 4 TB | 4 TB | 4 TB | 4 TB | 4 TB |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Cache (Buffer Size) | 256 MB | 256 MB | 256 MB | 64 MB | 128 MB |
| Data Transfer Rate | Up to 250 MB/s | Up to 250 MB/s | Up to 250 MB/s | Up to 210 MB/s | Up to 250 MB/s |
| Annual Workload Rating | 550 TB/yr | 550 TB/yr | 300 TB/yr | 300 TB/yr | 550 TB/yr |
| Power Consumption (Read/Write) | 8 Watts | 6.0 Watts | 8 Watts | 8 Watts | 8.5 Watts |
| Power Consumption (Idle) | 5 Watts | 4.5 Watts | 5 Watts | 5 Watts | 6.8 Watts |
| Encryption Support | AES 256-bit | No | AES 256-bit | AES 256-bit | AES 256-bit |
| 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 | 5–55°C |
| Product Name | 507749-002 High Performance NAS HDD | QB576AA | Y7B59AA Enterprise Helium-Sealed HDD | Seagate 459317-001 Enterprise Performance HDD | 2AP97AA#ABB |
| Height | 1.03 inches | 1.02 inches | 1.03 inches | 1.00 inches | 1.03 inches |
| Width | 4.00 inches | 4.00 inches | 5.79 inches | 5.79 inches | 5.78 inches |
| Depth | 5.79 inches | 5.79 inches | 4.01 inches | 4.00 inches | 4.01 inches |
| Weight | 2.2 lbs | 2.4 lbs | 1.2 lbs | 2.00 lbs | 1.75 lbs |
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Reviewed on the 28 August 2025
Solid SATA drive for legacy applications.
Reviewed on the 14 January 2021
Reliable performance in daily use.
Reviewed on the 2 January 2024
No issues during deployment.
Reviewed on the 12 June 2017
Predictable throughput.
Reviewed on the 4 April 2018
Good value replacement disk.
The HP 530888-B21 hard drive offers 160 GB of raw storage capacity in a 2.5-inch form factor.
This HP model 530888-B21 uses a 3 Gb/s SATA interface for data transfer and compatibility with standard SATA backplanes.
The HP 160GB 3G SATA HDD 530888-B21 spins at 7,200 RPM, balancing performance and power efficiency.
The HP 530888-B21 is a 2.5-inch (SFF) hard disk drive designed for compact server and storage arrays.
Yes, the HP 530888-B21 supports hot-swap in compatible 2.5-inch backplanes for zero-downtime maintenance.
The HP 530888-B21 is validated for ProLiant G6, G7 and Gen8 server series with 2.5-inch drive bays and a 3 Gb/s SATA controller.
The MTBF rating for the HP 160GB 3G SATA 7.2K drive (530888-B21) is 1.2 million hours under normal operating conditions.
The HP 530888-B21 operates reliably between 5 °C and 55 °C ambient temperature.
Under typical load, the HP 530888-B21 consumes approximately 5.5 W, with idle power around 3.0 W.
Yes, the HP 160GB 3G SATA HDD 530888-B21 incorporates rotational vibration sensors to maintain performance in multi-drive arrays.
Slide the HP 530888-B21 into an available 2.5-inch hot-swap bay, secure the tray, then configure the drive in your server’s RAID controller utility.
The HP 530888-B21 is backed by a one-year limited parts warranty when installed in a supported HP ProLiant system.
Yes, firmware updates for the HP 530888-B21 can be applied via HP Smart Storage Administrator or Service Pack for ProLiant.
The HP 160GB 3G SATA 7.2K HDD 530888-B21 is ideal for boot volumes, tier-2 storage, and general-purpose workloads in entry-level servers.
The HP 530888-B21 offers enterprise-grade reliability, vibration tolerance, hot-swap capability and server-certified firmware not found on consumer drives.
The HP 530888-B21 measures 100.2 mm × 69.85 mm × 9.5 mm (L × W × H) for standard 2.5-inch bay compatibility.