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Name:
791034-B21
- Description:
- HPE 1.8TB SAS 12G Enterprise 10K SFF (2.5in) SC 3yr Warranty 512e HDD
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3 - List Price:
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$1,324.25
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$291.34
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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.
791034-B21
HPE 1.8TB SAS 12G Enterprise 10K SFF (2.5in) SC 3y...
$1,324.25
$291.34
35 in Global Warehouse
$291.34
78% off
TRUSTED, TRIED, PROVEN
791034-B21 Overview
791034-B21 is a high-performance HDD engineered for demanding enterprise storage environments. It features a 3.5-inch form factor with a SATA III interface and spins at 7200 RPM, delivering a robust 4 TB of storage capacity complemented by a 256 MB cache. Designed to address intensive workloads, it is rated for an annual workload of 550 TB/yr with excellent MTBF performance and reliability, ensuring continuous 24/7 operation for mission-critical applications.
791034-B21 comes with advanced engineering such as dual actuator technology and effective vibration protection, making it ideal for data centers, desktops, NAS, and surveillance systems. Its power consumption figures, with an estimated 8 Watts during read/write operations and 5 Watts when idle, further underscore its optimized performance for enterprise and multi-bay server deployments.
What is the price of 791034-B21?
Lowest price of 791034-B21 is $ 291.34. Shop now! Get further exclusive discounts with bulk quotation on 791034-B21
Explore more options from Hard Drives & Ssds or explore other Hpe products.
791034-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 | 550 TB/yr |
| Power Consumption (Read/Write) | 8 Watts |
| Power Consumption (Idle) | 5 Watts |
| Encryption Support | AES 256-bit |
| Helium Sealed | No |
| Drive Bays Supported | Multi-bay |
| Vibration Protection | Yes |
| Advanced Features | Dual Actuator |
| Operating Temperature | 5–60°C |
| Product Name | 791034-B21 Enterprise HDD |
| Height | 1.03 inches |
| Width | 4.01 inches |
| Depth | 5.79 inches |
| Weight | 2.1 lbs |
791034-B21 Use Case
High-Frequency Trading Platform Acceleration
A global investment bank integrates the 791034-B21 1.8TB SAS 12G 10K SFF HDD into its trading servers to handle millions of market data updates per second. The drive’s 12G SAS interface and 10K RPM performance deliver sub-millisecond I/O latency, resulting in 25% faster trade execution and ensuring compliance with ultra-low-latency SLAs.
Virtual Desktop Infrastructure for Enterprise Remote Workforce
An international law firm scales its VDI environment with 48x 791034-B21 HDDs in a storage cluster to support 500 concurrent remote desktops. The drives’ consistent 10K RPM throughput and 512e sector optimization provide under-5 ms boot-storm times, improving end-user satisfaction by 40% and minimizing resource contention.
Mission-Critical E-Commerce OLTP Database Acceleration
An online retailer deploys 16x 791034-B21 drives in a RAID 10 configuration for its high-volume order-processing database. The enterprise-grade reliability and high throughput reduce transaction commit latency by 30%, boosting peak sales capacity by 20% while maintaining 99.999% data integrity and uptime.
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 | 180 TB/yr | 550 TB/yr | 550 TB/yr | 180 TB/yr | 550 TB/yr |
| Average Latency | N/A | N/A | N/A | N/A | N/A |
| Cache (Buffer Size) | 128 MB | 256 MB | 256 MB | 256 MB | 256 MB |
| Data Transfer Rate | Up to 250 MB/s | Up to 210 MB/s | Up to 250 MB/s | Up to 250 MB/s | Up to 250 MB/s |
| Depth | 5.79 inches | 5.79 inches | 5.8 inches | 5.8 inches | 4.0 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 | 1.03 inches | 1.0 inches | 1.03 inches | 1.03 inches |
| Helium Sealed | Helium-Sealed | No | 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 | 5–55°C | 5–60°C |
| Power Consumption (Idle) | 4 Watts | 5 Watts | 6 Watts | 5 Watts | 6 Watts |
| Power Consumption (Read/Write) | 8 Watts | 8 Watts | 8 Watts | 8.5 Watts | 10 Watts |
| Product Name | 765455-B21 | 791034-B21 Enterprise HDD | 803197-B21 | 804631-B21 | 779172-B21 |
| 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 | 4 TB | 4 TB | 8 TB | 8 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 | Desktop / Server / NAS / Surveillance / Enterprise Storage |
| Vibration Protection | Yes | Yes | Yes | Yes | Yes |
| Weight | 2.2 lbs | 2.1 lbs | 1.25 lbs | 1.5 lbs | 2.2 lbs |
| Width | 4 inches | 4.01 inches | 4.0 inches | 4.0 inches | 5.8 inches |
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Questions & Answers
Q
What is the HPE 1.8TB SAS 12G Enterprise 10K SFF HDD (SKU: 791034-B21)?
A
It is a 1.8 TB enterprise-class hard drive featuring a 12 Gb/s SAS interface, 10,000 RPM spindle speed, 2.5 in form factor, 512e sector format and a 3-year HPE warranty.
Q
What interface does SKU 791034-B21 use?
A
It uses a dual-port 12 Gb/s SAS interface for high-throughput, low-latency data transfers in enterprise storage environments.
Q
What is the rotational speed of this HDD?
A
The drive spins at 10,000 RPM, delivering a balanced mix of performance and reliability for critical applications.
Q
What form factor and size does this HDD have?
A
It features a small form factor (SFF) 2.5 in design, optimized for high-density server and storage systems.
Q
What sector format does the 1.8 TB drive use?
A
It employs 512e (512-byte emulation) sectors for broad compatibility with existing enterprise operating systems and applications.
Q
What warranty is included with SKU 791034-B21?
A
HPE provides a 3-year standard warranty with worldwide support and optional upgrade to 5-year or next-business-day service.
Q
Is the HPE 1.8 TB SAS drive suitable for enterprise workloads?
A
Yes. It is engineered for enterprise-class reliability, delivering consistent performance under demanding OLTP, virtualization and database workloads.
Q
Which HPE servers and storage systems are compatible?
A
It is certified for HPE ProLiant servers, Apollo systems, BladeSystem enclosures and HPE MSA and 3PAR storage arrays.
Q
Is the drive hot-swappable?
A
Yes. The 2.5 in SFF design supports hot-swap installation and removal without powering down the host.
Q
How do I install the HPE 1.8 TB SAS drive?
A
Slide it into any compatible HPE 2.5 in hot-plug bay, ensure proper jumper settings and update firmware per HPE guidelines.
Q
What is the drive’s MTBF and reliability rating?
A
The drive boasts a mean time between failures (MTBF) of 2 million hours, backed by enterprise-grade design and fault-tolerant features.
Q
What operating and storage temperatures are supported?
A
Operating temperature ranges from 5 °C to 55 °C (41 °F to 131 °F), with storage support from –40 °C to 70 °C (–40 °F to 158 °F).
Q
What is the typical power consumption?
A
Typical active power consumption is 8.4 W for read/write operations and 4.0 W during idle, helping to maintain efficient data-center power profiles.
Q
What acoustic noise levels can I expect?
A
The drive produces up to 2.5 bels (25 dBA) during read/write operations, suitable for rack-mounted enterprise environments.
Q
Can I upgrade existing servers with this drive?
A
Yes. The drive is drop-in compatible with most HPE servers supporting 2.5 in SAS drives and requires no special firmware modifications.
Q
What distinguishes 512e from native 512B or 4K sector drives?
A
512e emulates 512-byte sectors on 4 KB native media, ensuring compatibility with legacy software while optimizing capacity and error correction.
