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P9M79A
- Description:
- HPE MSA 400GB 12G SAS MU LFF CC SSD
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3 Year Extended Warranty
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14-Day Money Back Guarantee
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Express Delivery Across the USA
Need it fast? Choose Express Shipping and receive your order within 1–3 business days.
Free Ground Shipping Available
Standard ground delivery across the U.S. takes 2–6 days, depending on your location — no extra charge.
International Shipments Made Simple
For all international orders, we ship via your UPS, FedEx, or DHL account — or to your U.S.-based freight forwarder.
Delivery Timelines
Under 100 KG? Ships Express.
Smaller shipments go via DHL or FedEx Express — delivered worldwide in approximately 3 business days.
Over 100 KG? Ships via Freight.
Larger orders are dispatched through freight forwarding partners. Delivery takes 7–10 business days, globally.
Always Delivered to Your Door
Every shipment is delivered directly to your address — regardless of country or carrier.
Our best-in-class warranties
3-Year Extended Warranty
Extended protection, enterprise-grade.
All enterprise hardware is backed by a 3-year warranty — triple the industry standard — covering defects under normal use.
Professional repairs & replacements.
If a hardware issue is confirmed, we’ll repair or replace the unit. Replacement parts carry either original or 3-month coverage.
RMA process, simplified.
Once an RMA is approved, return the defective unit within 10 days. We handle the rest — no service gaps.
Service Boundaries & Exclusions
What’s covered — and what’s best avoided.
Your warranty covers defects under normal use. For continued protection, avoid accidental damage, unauthorized repairs, third-party parts, or extreme environments.
Know your location’s service type.
In some regions, return-to-factory or remote service may apply. On-site service depends on infrastructure availability.
Minimal documentation required.
To initiate service, just submit the invoice and warranty card — no red tape, no waiting.
14-Day Money Back Guarantee
Free 14-Day Returns
Tested it, but it’s not a fit?
Return any product within 14 days of delivery if it doesn’t meet your technical or operational needs.
Initiate returns with ease.
Our RMA process is streamlined — just raise a request, follow the packaging guidelines, and we’ll handle the rest.
Refund or restock, your call.
Changed your mind? Get a refund (restocking fees may apply) or swap with another product.
30-Day Hardware Replacement
Covered for any early faults.
All equipment includes a 30-day replacement warranty. If something goes wrong, we’ll repair or swap it — fast.
Replacements shipped in 10 days or less.
Once your return is inspected and approved, we dispatch the replacement promptly to keep your operations moving.
RMA protocol keeps it smooth.
Just ensure all accessories and original packaging are intact — we’ll take care of the technical validation.
TRUSTED, TRIED, PROVEN
P9M79A Overview
P9M79A is a high-performance HDD engineered for enterprise storage applications. This 3.5-inch drive utilizes a SATA III interface with a 7200 RPM spindle speed, delivering a capacity of 4 TB and a robust 256 MB cache. It is designed to handle demanding workloads with an annual workload rating of 550 TB/yr and an MTBF of 2,000,000 hours, ensuring reliable 24/7 operation for mission-critical environments.
Optimized for server, desktop, and NAS use, the P9M79A features advanced technologies including a helium-sealed design, vibration protection, and dual actuator architecture to minimize latency and maximize throughput. Its efficient power consumption in both read/write (8 Watts) and idle (5 Watts) modes makes it ideal for modern data centers, surveillance systems, and high-end computing applications.
What is the price of P9M79A?
Pricing for P9M79A is available on request. Get immediate quote or for exclusive discounts, opt for bulk quotation for P9M79A.
Explore more options from Hard Drives & Ssds or explore other Hpe products.
P9M79A 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 | N/A |
| Data Transfer Rate | Up to 250 MB/s |
| Annual Workload Rating | 550 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 | P9M79A Enterprise 4TB HDD |
| Height | 1.04 inches |
| Width | 5.79 inches |
| Depth | 4.01 inches |
| Weight | 1.65 lbs |
P9M79A Use Case
Virtualized Workload Acceleration with P9M79A-HPE MSA 400GB 12G SAS MU LFF CC SSD
In a hybrid cloud data center, IT administrators integrate the P9M79A-HPE MSA 400GB 12G SAS MU LFF CC SSD into HPE MSA storage arrays to host over 50 virtual machines. Its enterprise-grade flash delivers sub-millisecond latency and high IOPS, reducing VM boot times by 30% and boosting consolidation ratios—driving lower TCO and faster time-to-value.
High-Performance OLTP Database Acceleration on P9M79A-HPE MSA 400GB 12G SAS MU LFF CC SSD
A financial services firm deploys P9M79A-HPE MSA 400GB 12G SAS MU LFF CC SSDs within their HPE MSA SAN to accelerate SQL Server transaction processing. By leveraging consistent low-latency flash and sustained throughput, the solution speeds up query performance by 40%, ensures SLA compliance and supports thousands of concurrent transactions with predictable response times.
Responsive VDI Deployment for Healthcare on P9M79A-HPE MSA 400GB 12G SAS MU LFF CC SSD
A healthcare provider implements VDI on HPE MSA arrays equipped with P9M79A-HPE MSA 400GB 12G SAS MU LFF CC SSDs to deliver instantaneous desktop provisioning and application launch. The optimized flash performance cuts login times by 60%, enhances clinician productivity and secures patient data with robust redundancy and data-at-rest encryption.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Advanced Features | Dual Actuator | Dual Actuator | Dual Actuator | Dual Actuator | Dual Actuator |
| Annual Workload Rating | 300 TB/yr | 300 TB/yr | 550 TB/yr | 550 TB/yr | 550 TB/yr |
| Average Latency | N/A | N/A | N/A | N/A | N/A |
| Cache (Buffer Size) | 256 MB | 256 MB | 256 MB | 256 MB | 256 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 |
| Depth | 4.0 inches | 6.95 inches | 4.01 inches | 7.0 inches | 5.79 inches |
| Drive Bays Supported | Multi-bay | Multi-bay | Multi-bay | Multi-bay | Multi-bay |
| Drive Type | HDD | HDD | HDD | HDD | HDD |
| Encryption Support | AES 256-bit | AES 256-bit | AES 256-bit | AES 256-bit | AES 256-bit |
| Form Factor | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch |
| Height | 1.03 inches | 1.04 inches | 1.04 inches | 1.0 inches | 1.03 inches |
| Helium Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed |
| Interface | SATA III | SATA III | SATA III | SATA III | SATA III |
| Operating Temperature | 5–60°C | 5–60°C | 5–60°C | 5–60°C | 5–55°C |
| Power Consumption (Idle) | 4 Watts | 5 Watts | 5 Watts | 6 Watts | 4.5 Watts |
| Power Consumption (Read/Write) | 8 Watts | 8 Watts | 8 Watts | 8 Watts | 7.2 Watts |
| Product Name | J9F42A High-Performance HDD | P9M82A Enterprise Helium-Sealed HDD | P9M79A Enterprise 4TB HDD | J9F50A Enterprise HDD | C8R22A 8TB Helium-Sealed Enterprise HDD |
| Product Type | Hard Drive | Hard Drive | Hard Drive | Hard Drive | Hard Drive |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Storage Capacity | 8 TB | 10 TB | 4 TB | 4 TB | 8 TB |
| 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 |
| Vibration Protection | Yes | Yes | Yes | Yes | Yes |
| Weight | 2.2 lbs | 1.4 lbs | 1.65 lbs | 2.3 lbs | 1.5 lbs |
| Width | 5.78 inches | 4 inches | 5.79 inches | 5.8 inches | 4.01 inches |
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Questions & Answers
Q
What is the HPE MSA 400GB 12G SAS MU LFF CC SSD (SKU: P9M79A)?
A
The HPE MSA 400GB 12G SAS MU LFF CC SSD (P9M79A) is an enterprise-class solid-state drive designed for HPE MSA storage arrays, delivering high performance and reliability.
Q
What performance metrics does the HPE MSA 400GB 12G SAS SSD deliver?
A
The HPE MSA 400GB SAS SSD delivers up to 12 Gb/s throughput, 100,000+ IOPS, and sub-millisecond latency to accelerate critical applications.
Q
Is the P9M79A SSD compatible with HPE MSA storage systems?
A
Yes. The P9M79A SSD is fully certified for HPE MSA 1040, 2040, and 2050 arrays, ensuring plug-and-play compatibility and seamless integration.
Q
What form factor and interface does the P9M79A SSD use?
A
The P9M79A uses a Large Form Factor (3.5-inch) chassis with a 12 Gb/s SAS interface and Common Criteria (CC) certification for enhanced security.
Q
What endurance rating does the HPE MSA 400GB SAS SSD support?
A
The HPE MSA 400GB SSD supports up to 1 drive write per day (DWPD) over a five-year service life, delivering high endurance for mixed workloads.
Q
Can the P9M79A SSD be hot-swapped in an MSA enclosure?
A
Yes. The P9M79A SSD supports full hot-swap functionality, allowing drive replacement without powering down the storage array.
Q
What warranty covers the HPE MSA 400GB 12G SAS SSD?
A
The P9M79A SSD includes a five-year limited warranty backed by HPE global support for maximum uptime and reliability.
Q
What are the typical use cases for the 400GB SAS MU SSD?
A
This SSD is ideal for virtualization, database acceleration, tier-1 applications, and high-throughput enterprise workloads requiring low latency.
Q
How does the HPE MSA 400GB SAS SSD improve overall storage performance?
A
By delivering sustained throughput, high IOPS, and low latency, the P9M79A SSD accelerates critical workloads and reduces application response times.
Q
What do “MU” and “CC” signify in the P9M79A model name?
A
“MU” indicates mixed-use workload optimization, while “CC” denotes Common Criteria certification for data security and compliance.
Q
Are firmware updates required for optimal SSD performance?
A
Yes. Regular firmware updates ensure peak performance, address potential issues, and maintain compatibility with the latest HPE MSA software.
Q
How do I install the P9M79A SSD in an HPE MSA enclosure?
A
Slide the SSD into an available 3.5″ drive bay until it clicks, then verify detection and health in the HPE MSA management interface.
Q
How energy-efficient is the HPE MSA 400GB SAS SSD?
A
The P9M79A SSD consumes as little as 4 W in active mode, offering significant energy savings compared to traditional hard drives.
Q
What is the difference between LFF and SFF drives in HPE MSA arrays?
A
LFF (Large Form Factor) drives like the P9M79A offer higher capacity per slot, while SFF (Small Form Factor) drives provide greater drive density.
Q
Can I mix P9M79A SSDs with HDDs in the same MSA enclosure?
A
Yes. HPE MSA arrays support mixed SSD and HDD configurations, enabling tiered storage for performance and capacity optimization.
