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846495-B21
- Description:
- HPE 120GB SATA Read Intensive 3yr Warranty M.2 Kit for Blades
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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
846495-B21 Overview
846495-B21 is a high-performance HDD built in a 3.5-inch form factor with a SATA III interface, spinning at 7200 RPM to deliver a robust storage capacity of 4 TB. With an ample 256 MB cache, a workload rating of 180 TB/yr, and an MTBF of 1,000,000 hours, this drive is engineered for reliability and long-term use.
Optimized for desktop, server, and NAS applications, the 846495-B21 features low power consumption of 6.5 Watts during read/write operations and 4.0 Watts when idle. Its advanced design includes a helium-sealed construction, vibration protection, and dual actuator technology—making it ideal for data centers, desktops, NAS, and surveillance systems.
What is the price of 846495-B21?
Pricing for 846495-B21 is available on request. Get immediate quote or for exclusive discounts, opt for bulk quotation for 846495-B21.
Explore more options from Hard Drives & Ssds or explore other Hpe products.
846495-B21 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 210 MB/s |
| Annual Workload Rating | 180 TB/yr |
| Power Consumption (Read/Write) | 6.5 Watts |
| Power Consumption (Idle) | 4.0 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 | 846495-B21 High Performance HDD |
| Height | 1.07 inches |
| Width | 5.81 inches |
| Depth | 4.01 inches |
| Weight | 1.8 lbs |
846495-B21 Use Case
Rapid Virtual Desktop Provisioning for Distributed Workforces
In enterprise VDI deployments on HPE BladeSystem c-Class servers, the 846495-B21 HPE 120GB SATA Read Intensive M.2 Kit for Blades reduces Windows VM boot times by up to 60%. IT teams can provision new desktops in under 30 seconds, cutting helpdesk tickets by 25% and ensuring seamless scalability for remote staff—backed by a 3-year HPE warranty for sustained reliability.
Real-Time Analytics Acceleration in Financial Trading
Financial services firms running read-heavy risk-analysis workloads on HPE blade servers leverage the 846495-B21 M.2 Kit to achieve sub-1ms latency and 45% faster data retrieval from in-memory databases. This high IOPS performance delivers real-time market insights, enabling traders to make faster decisions while the 3-year warranty ensures uninterrupted operations during critical trading hours.
High-Throughput Web Caching for E-Commerce Peak Traffic
Online retailers deploying HPE 120GB SATA Read Intensive 3yr Warranty M.2 Kit for Blades as a front-end cache on web servers handle 150% more concurrent page requests during flash sales. The kit’s optimized read performance sustains sub-200ms page loads under peak load, boosting conversion rates by up to 20% and maintaining a responsive shopping experience with enterprise-grade warranty protection.
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 | 550 TB/yr | 550 TB/yr | 180 TB/yr | 300 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 210 MB/s | Up to 210 MB/s | Up to 210 MB/s |
| Depth | 8.26 inches | 4.02 inches | 4.01 inches | 5.8 inches | 7.25 in |
| 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 | 1.03 inches | 1.07 inches | 1.0 inches | 1 in |
| Helium Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed |
| Interface | SATA III | SATA III / SAS 12Gb/s | SATA III | SATA III | SAS 12Gb/s |
| Operating Temperature | 5–55°C | 5–55°C | 5–60°C | 5–60°C | 5–60°C |
| Power Consumption (Idle) | 5 Watts | 6 Watts | 4.0 Watts | 4 Watts | 5.1 Watts |
| Power Consumption (Read/Write) | 9 Watts | 8 Watts | 6.5 Watts | 8 Watts | 7.2 Watts |
| Product Name | 726547-B21 Enterprise HDD | 806563-B21 | 846495-B21 High Performance HDD | J9F49A Enterprise HDD | N9X96A |
| 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 | 10 TB | 8 TB | 4 TB | 4 TB | 10 TB |
| 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 |
| Vibration Protection | Yes | Yes | Yes | Yes | Yes |
| Weight | 1.85 lbs | 1.6 lbs | 1.8 lbs | 2.0 lbs | 1.6 lbs |
| Width | 5.79 inches | 5.79 inches | 5.81 inches | 4.0 inches | 5.8 in |
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Questions & Answers
Q
What is the HPE 120GB SATA Read Intensive M.2 Kit for Blades (SKU: 846495-B21)?
A
The HPE 120GB SATA Read Intensive M.2 Kit (846495-B21) is a blade-server SSD module designed to deliver 120 GB of read-optimized storage in a compact M.2 form factor for HPE blade architectures.
Q
Which HPE blade server models are compatible with this M.2 kit?
A
This HPE 120GB SATA M.2 Kit is compatible with ProLiant BL460c Gen8/Gen9, BL660c Gen8/Gen9, and select Gen10 HPE blade servers equipped with an onboard M.2 adapter.
Q
What interface and form factor does this SSD use?
A
The SSD uses a SATA 3.0 (6 Gb/s) interface in an M.2 2242 form factor, optimizing it for high-density blade server environments.
Q
What performance metrics can I expect from this read-intensive SSD?
A
It delivers up to 500 MB/s sequential read throughput and up to 85 k random read IOPS, making it ideal for boot volumes and read-heavy workloads.
Q
What does 'read intensive' mean for this SSD?
A
‘Read intensive’ indicates optimized firmware and NAND for read-dominated operations, offering higher read performance and endurance for database queries and virtualization.
Q
What warranty coverage does the HPE 846495-B21 include?
A
This M.2 kit comes with a standard three-year limited warranty backed by HPE, covering hardware failures and providing replacement support.
Q
Can I use this M.2 SSD as a boot drive?
A
Yes. The HPE 120GB SATA Read Intensive M.2 SSD is fully supported as a boot volume, accelerating server startup and OS initialization in blade servers.
Q
How do I install the HPE M.2 Kit in my blade server?
A
Power down the blade, insert the M.2 module into the onboard M.2 slot at a 30° angle, secure it with the provided standoff and screw, and then power up the server.
Q
What are the typical use cases for this SSD in blade environments?
A
Ideal use cases include OS boot drives, database index storage, caching layers, and read-heavy virtualization workloads where fast read access is critical.
Q
How does this SSD improve overall blade server performance?
A
By offloading read-intensive tasks from RAID arrays or HDDs to a dedicated M.2 SSD, it reduces latency, accelerates I/O operations, and frees up primary storage resources.
Q
What endurance rating does the HPE 120GB SATA Read Intensive SSD offer?
A
It is rated for 0.3 full drive writes per day (DWPD) over the three-year warranty, suitable for primarily read-oriented applications.
Q
Does this SSD support TRIM and SMART monitoring?
A
Yes. The drive supports SATA TRIM commands for garbage collection and SMART attributes for health monitoring via the HPE Integrated Lights-Out (iLO) interface.
Q
Can I monitor the health and status of this M.2 SSD?
A
You can monitor drive health through HPE iLO, which reports SMART metrics, error logs, and firmware updates for proactive maintenance.
Q
How does this read-intensive SSD compare to write-intensive models?
A
Read-intensive SSDs deliver higher read throughput and lower cost per gigabyte but have lower write endurance compared to write-intensive models designed for heavy write workloads.
Q
What is the typical power consumption of this M.2 kit?
A
The HPE 120GB SATA Read Intensive M.2 SSD consumes approximately 2.5 W active and 0.3 W idle, minimizing additional power load in blade enclosures.
Q
What is the Mean Time Between Failures (MTBF) for this SSD?
A
The device offers an MTBF of 2 million hours, reflecting enterprise-grade reliability for continuous operation in data center environments.
