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881785-B21
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- HPE 12TB SATA 6G Midline 7.2K LFF (3.5in) SC 1yr Wty Helium 512e Digitally Signed Firmware HDD
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881785-B21
HPE 12TB SATA 6G Midline 7.2K LFF (3.5in) SC 1yr W...
$2,052.00
$494.00
42 in Global Warehouse
$494.00
76% off
TRUSTED, TRIED, PROVEN
881785-B21 Overview
881785-B21 is a high-performance HDD engineered for enterprise use with a 3.5-inch form factor, featuring a SATA III interface and a spindle speed of 7200 RPM. It offers a storage capacity of 4 TB and is equipped with a 256 MB cache, making it an ideal choice for environments that demand speed and reliability.
Designed for rigorous applications in data centers, desktops, NAS, and surveillance systems, this drive boasts an annual workload rating of 550 TB/yr with proven MTBF-rated reliability. It features optimized power consumption for both read/write operations and idle states, along with advanced innovations such as helium-sealed construction, built-in vibration protection, and Dual Actuator technology.
What is the price of 881785-B21?
Lowest price of 881785-B21 is $ 494.00. Shop now! Get further exclusive discounts with bulk quotation on 881785-B21
Explore more options from Hard Drives & Ssds or explore other Hpe products.
881785-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 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 | 881785-B21 Enterprise HDD |
| Height | 1.03 inches |
| Width | 5.8 inches |
| Depth | 7.2 inches |
| Weight | 1.6 lbs |
881785-B21 Use Case
Enterprise Backup & Disaster Recovery with HPE 12TB SATA Midline HDD
In a global financial services firm, IT architects deploy the 881785-B21 HPE 12TB SATA 6G Midline 7.2K LFF HDD in their nightly backup clusters. The helium-filled design and digitally signed firmware deliver ultra-low power draw and end-to-end data integrity for large incremental and full-image backups. Outcome: 40% lower TCO, 99.999% data durability and accelerated restore times under 90 minutes for critical systems.
Cloud Archival Storage & Compliance with HPE 12TB Midline Drives
A SaaS archive provider leverages arrays of the HPE 12TB SATA 6G Midline HDD to host petabyte-scale customer records and regulatory archives. The 512e sector format and one-year warranty ensure long-term stability and certified data authenticity. Outcome: Secure, audit-ready storage that cuts rack space by 30%, slashes cooling costs by 25%, and meets GDPR, HIPAA and SEC 17a-4 obligations.
4K Video Surveillance Retention on HPE 12TB SATA 6G Midline HDD
A metropolitan transit authority installs the 881785-B21 HPE 12TB SATA Midline drive in its network video recorders to store continuous 4K camera feeds for 60 days. Helium sealing minimizes vibration and heat, while 7.2K RPM performance sustains concurrent writes across 512 cameras. Outcome: Reliable, high-density footage retention with 20% power savings, zero frame loss and simplified scalability.
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 | 300 TB/yr | 550 TB/yr | 300 TB/yr | 180 TB/yr |
| Average Latency | N/A | N/A | N/A | N/A | N/A |
| Cache (Buffer Size) | 128 MB | 128 MB | 256 MB | 128 MB | 256 MB |
| Data Transfer Rate | Up to 250 MB/s | Up to 210 MB/s | Up to 250 MB/s | Up to 210 MB/s | Up to 210 MB/s |
| Depth | 5.8 inches | 6.9 inches | 7.2 inches | 5.78 inches | 8.66 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 | No | 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 | 1.0 inches | 1.03 inches | 1.03 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 | 5–60°C |
| Power Consumption (Idle) | 4.0 Watts | 5.0 Watts | 5 Watts | 8 Watts | 5 Watts |
| Power Consumption (Read/Write) | 6.0 Watts | 8.0 Watts | 8 Watts | 10 Watts | 8 Watts |
| Product Name | 872489-B21 Enterprise Helium-Sealed 4TB HDD | 861756-B21 | 881785-B21 Enterprise HDD | 834028-B21 Enterprise 4TB SATA HDD | 878564-B21 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 | 4 TB | 4 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 | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage |
| Vibration Protection | Yes | Yes | Yes | Yes | Yes |
| Weight | 2.0 lbs | 2.0 lbs | 1.6 lbs | 2.8 lbs | 2.2 lbs |
| Width | 4.0 inches | 5.8 inches | 5.8 inches | 4.00 inches | 5.79 inches |
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Questions & Answers
Q
What is the storage capacity of the HPE 881785-B21 HDD?
A
The HPE 881785-B21 provides 12 TB of raw storage capacity.
Q
Which interface does the HPE 12TB SATA Midline HDD use?
A
It uses a standard SATA 6 Gb/s interface for seamless integration.
Q
What form factor is the HPE 881785-B21 drive?
A
This drive is a 3.5-inch large form factor (LFF) HDD.
Q
What rotational speed does this drive operate at?
A
It spins at 7,200 RPM to balance performance and capacity.
Q
How does helium sealing benefit this HDD?
A
Helium reduces internal turbulence, lowering power consumption and improving thermal performance.
Q
What does the 512e sector format mean?
A
512e emulates 512 byte sectors on the host while using 4 KB physical sectors for higher density.
Q
What is digitally signed firmware and why is it important?
A
Digitally signed firmware ensures authenticity, preventing unauthorized modifications and enhancing drive security.
Q
What warranty coverage does the HPE 881785-B21 include?
A
It comes with a 1 year limited warranty backed by HPE support.
Q
Which workloads are best suited for this Midline HDD?
A
It excels in nearline storage, backup, archive and media streaming applications.
Q
What is the maximum sustained data transfer rate?
A
The drive delivers up to 220 MB/s sustained sequential throughput.
Q
What are the typical power consumption figures?
A
Power usage is approximately 6.6 W during read/write and 4.2 W at idle.
Q
What is the MTBF rating of the HPE 12TB Midline drive?
A
It has a mean time between failures (MTBF) of 2 million hours.
Q
Is this HDD compatible with HPE ProLiant servers?
A
Yes, it’s fully supported and validated for HPE ProLiant and Apollo server platforms.
Q
Can the 12 TB Midline HDD be configured in RAID arrays?
A
Yes, it supports RAID configurations for enhanced performance and redundancy.
Q
What is the operating temperature range for this drive?
A
The recommended ambient temperature range is 5 °C to 60 °C.
Q
What benefits does the Midline classification offer?
A
Midline drives balance cost and performance for large-capacity, less-frequent access workloads.
