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Reliable SATA drive for general server storage.
AW555A
HPE P2000 2TB 6G SAS 7.2K RPM LFF (3.5-Inch) Dual Port Mdl H...
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AW555A
- Description:
- HPE P2000 2TB 6G SAS 7.2K RPM LFF (3.5-Inch) Dual Port Mdl Hard Drive
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AW555A Overview
AW555A is a high-performance HDD engineered for enterprise storage applications, featuring a 3.5-inch form factor, SATA III interface, and a spindle speed of 7200 RPM. It delivers a robust 4 TB of storage capacity paired with a 256 MB cache, ensuring reliable performance even under heavy workloads with an annual workload rating of 550 TB/yr and an MTBF of 1,000,000 hours.
Built with advanced features such as a helium-sealed design, integrated vibration protection, and a dual actuator mechanism, AW555A is optimized for critical environments including data centers, high-end desktops, NAS systems, and surveillance setups. It offers efficient power consumption with 8 Watts during read/write operations and 6 Watts in idle mode, making it a dependable choice for continuous, intensive use.
AW555A price is is available on request. Get immediate quote.
Request bulk order quote for AW555A for additional pricing. Browse the full Hpe Server 3.5" Hard Drives series or explore all Hpe products.
AW555A Specifications
- Product Type
- Hard Drive
- Drive Type
- HDD
- Use Case
- Desktop / Server / NAS / Surveillance / Enterprise Storage
- Interface
- SATA III
- Form Factor
- 3.5-inch
- Storage Capacity
- 4 TB
- Spindle Speed (RPM)
- 7200 RPM
- Cache (Buffer Size)
- 256 MB
- Average Latency
- 4.17 ms
- Data Transfer Rate
- Up to 250 MB/s
- Annual Workload Rating
- 550 TB/yr
- Power Consumption (Read/Write)
- 8 Watts
- Power Consumption (Idle)
- 6 Watts
- Encryption Support
- AES 256-bit
- Helium Sealed
- Helium-Sealed
- Drive Bays Supported
- Multi-bay
- Vibration Protection
- Yes
- Advanced Features
- Dual Actuator
- Operating Temperature
- 5–60°C
- Product Name
- AW555A Enterprise Hard Drive
- Height
- 1.03 inches
- Width
- 4.00 inches
- Depth
- 5.79 inches
- Weight
- 1.8 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| AW555A |  881783-B21 |  861756-B21 |  864256-B21 |  658079-B21 | |
|---|---|---|---|---|---|
| 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 | Enterprise Storage |
| 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 | 4 TB | 4 TB | 4 TB | 8 TB |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Cache (Buffer Size) | 256 MB | 256 MB | 128 MB | 128 MB | 256 MB |
| Average Latency | 4.17 ms | N/A | N/A | N/A | N/A |
| Data Transfer Rate | Up to 250 MB/s | Up to 210 MB/s | Up to 210 MB/s | Up to 250 MB/s | Up to 250 MB/s |
| Annual Workload Rating | 550 TB/yr | 550 TB/yr | 300 TB/yr | 550 TB/yr | 550 TB/yr |
| Power Consumption (Read/Write) | 8 Watts | 7.2 Watts | 8.0 Watts | 7.5 Watts | 8 Watts |
| Power Consumption (Idle) | 6 Watts | 4 Watts | 5.0 Watts | 4.5 Watts | 5 Watts |
| Encryption Support | AES 256-bit | AES 256-bit | No | 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 | 5–60°C | 0–60°C | 5–60°C | 0–60°C | 5–60°C |
| Product Name | AW555A Enterprise Hard Drive | 881783-B21 | 861756-B21 | 864256-B21 Enterprise Helium Sealed HDD | 658079-B21 Enterprise Performance HDD |
| Height | 1.03 inches | 1.03 inches | 1.0 inches | 1.03 inches | 1.03 inches |
| Width | 4.00 inches | 4 inches | 5.8 inches | 5.79 inches | 5.79 inches |
| Depth | 5.79 inches | 5.8 inches | 6.9 inches | 8.74 inches | 4.00 inches |
| Weight | 1.8 lbs | 1.3 lbs | 2.0 lbs | 2.2 lbs | 1.65 lbs |
Reviews & Ratings
R
Rashid Mehmood
5
Consistent performance for backups.
J
Jason Park
5
OEM drive fit perfectly.
N
Nabeel Ahmed
4
Good capacity at reasonable cost.
T
Torben Larsen
5
Dependable HDD.
Questions & Answers
What is the HPE P2000 2TB 6G SAS 7.2K RPM LFF Dual Port Hard Drive (SKU: AW555A)?
The HPE P2000 2TB 6G SAS 7.2K RPM LFF Dual Port Hard Drive (SKU: AW555A) is a 3.5-inch enterprise-class SAS drive offering 2TB capacity, 6Gb/s data transfer rate, 7,200 RPM rotational speed, and dual-port connectivity for high availability.
Which interface does the HPE AW555A drive support?
The AW555A supports a 6Gb/s serial-attached SCSI (SAS) interface, delivering reliable, point-to-point SAS connectivity.
What is the form factor of this hard drive?
The drive uses a 3.5-inch Large Form Factor (LFF) chassis, compatible with standard 3.5″ drive bays.
What is the storage capacity of the HPE P2000 drive?
It provides 2TB of raw storage, ideal for mid-density enterprise workloads and SAN environments.
What is the rotational speed of this drive?
The drive spins at 7,200 RPM, balancing performance and power efficiency.
Does this drive support dual-port connectivity?
Yes, the AW555A features dual-port SAS architecture to ensure redundant data paths and high availability.
Is the HPE AW555A hot-swappable?
Yes, the AW555A is fully hot-swappable, enabling drive replacement without shutting down the host system.
Which HPE storage systems are compatible with the AW555A?
The AW555A is certified for HPE P2000 G3 MSA, HPE MSA 2040, and HPE ProLiant servers with SAS backplanes.
Can this drive be used in RAID configurations?
Yes, the AW555A is optimized for RAID arrays (RAID 0/1/5/6/10), ensuring data protection and performance.
What performance metrics can I expect from this drive?
Expect sustained sequential read/write speeds up to 175/165 MB/s and up to 120 IOPS for random 4K workloads.
What is the average latency of the HPE AW555A drive?
The average seek latency is approximately 4.16 ms, enhancing I/O responsiveness for mixed workloads.
What is the MTBF (Mean Time Between Failures) for this drive?
The AW555A has an MTBF of 1.2 million hours, reflecting its enterprise-grade reliability.
What power consumption does the drive have?
Typical operating power is 7.5 W, with idle power around 6 W, optimizing energy usage in dense configurations.
What warranty comes with the HPE P2000 AW555A drive?
The drive includes a 3-year limited warranty, backed by HPE’s global support network.
How do I install the HPE AW555A in my server or storage array?
Slide the drive into an available 3.5″ SAS bay until it clicks, then configure the SAN controller for initial detection.
Does the drive support advanced data protection features?
Yes, it supports S.M.A.R.T. monitoring, error-checking code (ECC), and TLER to protect data integrity and reduce rebuild times.