United States$5,000,000+
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Peter Lawson
5
High capacity SAS drive performed reliably in MSA array.
M0S90A
HP MSA 8TB 12G SAS 7.2K 3.5in 512e HDD
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Name:
M0S90A
- Description:
- HP MSA 8TB 12G SAS 7.2K 3.5in 512e HDD
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Hpe
- Condition:
- Warranty:
- 3
- List Price:
$1,799.00
- Price:
$742.0058.8% off
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1
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M0S90A Overview
M0S90A is an enterprise-grade HDD engineered for high-performance storage solutions. This model features a traditional HDD drive type available in a 3.5-inch form factor and utilizes a SATA III interface with a spindle speed of 7200 RPM. It offers an 8 TB storage capacity paired with a 256 MB cache, is rated for an annual workload of 300 TB/yr, and is backed by an MTBF of 2,000,000 hours, ensuring robust reliability for intensive data center and desktop applications.
M0S90A is optimized for energy efficiency with low power consumption during both read/write (8 Watts) and idle (5 Watts) operations. Its advanced design incorporates a helium-sealed enclosure, vibration protection, and dual actuator technology, making it ideal for demanding use cases including enterprise storage, NAS, surveillance, and data center deployments.
M0S90A price is $742.00, a 58.8% saving from the Hpe list price of $1,799.00. M0S90A is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for M0S90A for additional pricing. Browse the full Hpe Msa Storage Hard Drives series or explore all Hpe products.
M0S90A 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
- 8 TB
- Spindle Speed (RPM)
- 7200 RPM
- Cache (Buffer Size)
- 256 MB
- Average Latency
- N/A
- Data Transfer Rate
- Up to 250 MB/s
- Annual Workload Rating
- 300 TB/yr
- Power Consumption (Read/Write)
- 8 Watts
- Power Consumption (Idle)
- 5 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
- M0S90A 8TB Enterprise HDD
- Height
- 1.04 inches
- Width
- 5.79 inches
- Depth
- 4.00 inches
- Weight
- 1.8 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
 M0S90A |  J9F46A |  J9F42A |  N9X94A |  J9F39A | |
|---|---|---|---|---|---|
| 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 | Server | Desktop / Server / NAS / Surveillance / Enterprise Storage |
| Interface | SATA III | SATA III | SATA III | SAS 12Gb/s | SATA III |
| Form Factor | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch |
| Storage Capacity | 8 TB | 10 TB | 8 TB | 10 TB | 10 TB |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Cache (Buffer Size) | 256 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 250 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 | 300 TB/yr | 300 TB/yr | 300 TB/yr | 550 TB/yr | 550 TB/yr |
| Power Consumption (Read/Write) | 8 Watts | 8 Watts | 8 Watts | 8.5 Watts | 9 Watts |
| Power Consumption (Idle) | 5 Watts | 4 Watts | 4 Watts | 5.0 Watts | 6 Watts |
| Encryption Support | AES 256-bit | AES 256-bit | 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 | 5–60°C | 5–60°C | 5–60°C | 5–55°C | 5–60°C |
| Product Name | M0S90A 8TB Enterprise HDD | J9F46A Enterprise HDD 10TB | J9F42A High-Performance HDD | N9X94A Enterprise Helium-Sealed 10TB HDD | J9F39A Enterprise Hard Disk Drive |
| Height | 1.04 inches | 1.03 inches | 1.03 inches | 1 inch | 1.03 inches |
| Width | 5.79 inches | 5.79 inches | 5.78 inches | 5.8 inches | 5.79 inches |
| Depth | 4.00 inches | 4.00 inches | 4.0 inches | 4 inches | 4.00 inches |
| Weight | 1.8 lbs | 1.56 lbs | 2.2 lbs | 1.8 lbs | 1.75 lbs |
Reviews & Ratings
H
Henry Turner
5
Good throughput for backup and archive workloads.
V
Victor Hayes
4
Stable operation with no disk errors.
A
Andrew King
4
Easy installation and immediate recognition.
J
Julian Moore
5
Dependable enterprise HDD.
Questions & Answers
What is the HP MSA 8TB 12G SAS 7.2K 3.5in 512e HDD (SKU: M0S90A)?
The HP MSA 8TB 12G SAS 7.2K 3.5in 512e HDD (SKU: M0S90A) is an enterprise-grade hard drive optimized for HP MSA storage arrays, delivering 8 TB of capacity, a 12 Gb/s SAS interface, 7,200 RPM performance, and 512e sector emulation.
What storage capacity and format does the HP MSA M0S90A drive offer?
This drive offers 8 TB of native capacity in a 3.5-inch form factor with 512e sector emulation for compatibility and efficient data alignment.
What interface and data transfer speed does the M0S90A HP MSA HDD support?
The M0S90A drive uses a dual-port 12 Gb/s SAS interface to ensure high throughput and redundancy in enterprise storage environments.
What is the rotational speed of the HP MSA 8TB SAS HDD?
The HP MSA M0S90A spins at 7,200 RPM, providing a balance of consistent performance and power efficiency for mixed-workload applications.
What form factor is the HP MSA M0S90A 8TB HDD?
This hard drive features a standard 3.5-inch form factor designed to fit all compatible HP MSA drive bays and trays.
What sector size does the 8TB HP MSA HDD use?
The drive uses a 512e (512-byte emulation) sector format to maintain legacy compatibility while enabling advanced formatting benefits.
Is the M0S90A drive compatible with all HP MSA arrays?
Yes, the HP MSA 8TB 12G SAS HDD (M0S90A) is fully compatible with HP MSA Gen5 and Gen6 arrays, including the MSA 1040, 2040, 2050, and 2052 models.
Does the HP MSA 8TB SAS HDD support hot-swap installation?
Yes, the M0S90A drive supports SAS hot-swapping, allowing you to replace or add drives without powering down the array.
How do I install the HP MSA 8TB 12G SAS HDD in an MSA enclosure?
Slide the drive into an available hot-swap bay until it clicks, then confirm the array controller recognizes it via the management console—no tools required.
What are the ideal use cases for the HP MSA M0S90A HDD?
This 8 TB SAS HDD is ideal for virtualization, backup and archiving, file-and-print services, and general purpose storage in medium-to-large enterprise environments.
What is the reliability rating (MTBF) for the HP MSA 8TB SAS HDD?
The HP MSA M0S90A HDD delivers an enterprise-class MTBF of 2 million hours, ensuring long-term reliability under continuous operation.
What is the power consumption of the HP MSA 8TB 7.2K SAS HDD?
Typical power consumption is approximately 9 W idle and 12 W during read/write operations, offering energy-efficient performance for data centers.
What warranty does HP provide for the 8TB MSA SAS HDD (M0S90A)?
HP backs the M0S90A with a standard three-year limited warranty, including parts and labor replacement through authorized service channels.
Can I use the HP MSA 8TB 12G SAS HDD in non-HP servers or storage systems?
While physically compatible with standard 12 Gb/s SAS backplanes, HP recommends using this drive in HP MSA arrays for full firmware optimization and support.
How does the HP MSA M0S90A HDD balance performance and cost?
By combining a high-capacity 8 TB design with 7,200 RPM speed and 12 Gb/s SAS connectivity, the drive delivers enterprise-grade throughput at a cost-effective price point.
Where can I purchase the HP MSA 8TB 12G SAS 7.2K 3.5in 512e HDD (M0S90A)?
The HP MSA 8TB SAS HDD (SKU: M0S90A) is available through HP authorized resellers, the official HP store, and leading IT hardware distributors.