United States$5,000,000+
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Simon Hart
5
Entry level SATA HDD performed reliably for light workloads.
843266-B21
HPE 1TB SATA 6G Entry 7.2K LFF (3.5in) RW 1yr Wty HDD
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843266-B21
- Description:
- HPE 1TB SATA 6G Entry 7.2K LFF (3.5in) RW 1yr Wty HDD
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- Hpe
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843266-B21 Overview
843266-B21 is a high-performance HDD engineered as a 3.5-inch drive featuring a SATA III interface, a 4 TB storage capacity, and a 7200 RPM spindle speed. With a generous 256 MB cache, an annual workload rating of 300 TB/yr, and an MTBF of 1,000,000 hours, this drive is designed for demanding applications in desktop, server, NAS, and surveillance environments.
Built with advanced features such as helium sealing, dual actuator technology, and robust vibration protection, 843266-B21 provides reliable, round-the-clock operation with low power consumption—rated at 8 Watts during read/write and 4 Watts in idle mode. Its proven design, along with precise dimensions and exceptional endurance, makes it an ideal choice for data centers, high-end desktops, and enterprise storage solutions.
843266-B21 price is is available on request. Get immediate quote.
Request bulk order quote for 843266-B21 for additional pricing. Browse the full Hpe Server 3.5" Hard Drives series or explore all Hpe products.
843266-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
- 300 TB/yr
- Power Consumption (Read/Write)
- 8 Watts
- Power Consumption (Idle)
- 4 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
- 843266-B21 4TB Desktop HDD
- Height
- 1.02 inches
- Width
- 5.79 inches
- Depth
- 4.01 inches
- Weight
- 1.5 lbs
843266-B21 Use Case
SMB Virtualization Storage Expansion with HPE 843266-B21 1TB SATA 6G HDD
A small-to-medium enterprise running HPE ProLiant Gen10 servers integrates the 843266-B21 1TB SATA 6G Entry 7.2K LFF HDD to scale virtual machine storage for finance and ERP applications. This delivers cost-effective, high-capacity capacity expansion, predictable 7.2K RPM performance and enterprise-grade reliability under mixed workloads, while the 1-year HPE warranty minimizes downtime risk.
On-Premises Backup & Archival Compliance with HPE 843266-B21 1TB SATA 6G HDD
A regional law firm deploys the 843266-B21 1TB SATA 6G Entry 7.2K LFF HDD in an HPE MSA storage array for nightly database snapshots and long-term records retention. This nearline solution provides secure, high-density storage at an optimal price-per-terabyte, streamlines regulatory compliance with reliable write cycles and reduces total cost of ownership.
24/7 Video Surveillance Recording on HPE 843266-B21 1TB SATA 6G HDD
A retail chain implements HPE StoreEasy servers populated with 843266-B21 1TB SATA 6G Entry 7.2K LFF HDDs to archive continuous HD camera feeds across multiple sites. The drives’ sustained sequential write performance and enterprise reliability ensure uninterrupted recording, efficient capacity utilization and simplified maintenance under HPE’s global support.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| 843266-B21 |  804634-B21 |  P09153-B21 |  875476-B21 |  P07924-B21 | |
|---|---|---|---|---|---|
| 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 | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage |
| Interface | SATA III | SATA III | SATA III | SATA III | SATA III |
| Form Factor | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch |
| Storage Capacity | 4 TB | 8 TB | 4 TB | 4 TB | 8 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 210 MB/s | Up to 250 MB/s | Up to 250 MB/s | Up to 210 MB/s | Up to 210 MB/s |
| Annual Workload Rating | 300 TB/yr | 300 TB/yr | 300 TB/yr | 300 TB/yr | 300 TB/yr |
| Power Consumption (Read/Write) | 8 Watts | 8.0 Watts | 8 Watts | 7.5 Watts | 10 Watts |
| Power Consumption (Idle) | 4 Watts | 4.0 Watts | 5 Watts | 5.5 Watts | 5 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 | 5–60°C | 5–60°C |
| Product Name | 843266-B21 4TB Desktop HDD | 804634-B21 Enterprise HDD | P09153-B21 | 875476-B21 Enterprise HDD | P07924-B21 Enterprise He-Sealed HDD |
| Height | 1.02 inches | 1.03 inches | 1.03 inches | 1.03 inches | 1.03 inches |
| Width | 5.79 inches | 4.01 inches | 5.79 inches | 5.79 inches | 5.79 inches |
| Depth | 4.01 inches | 5.79 inches | 4.00 inches | 4.00 inches | 4.00 inches |
| Weight | 1.5 lbs | 1.7 lbs | 1.8 lbs | 1.85 lbs | 2.2 lbs |
Reviews & Ratings
T
Tariq Mehmood
5
Simple installation and stable operation.
N
Nicolas Dupont
5
Good replacement drive.
F
Faizan Riaz
4
Meets basic storage needs.
K
Kari Lehtinen
5
Dependable for everyday use.
Questions & Answers
What is the storage capacity of the HPE 843266-B21 hard drive?
The HPE 843266-B21 provides 1 TB of raw storage capacity.
Which interface does the HPE 843266-B21 HDD use?
It uses a SATA 6 Gb/s interface for data connectivity.
What is the form factor of the HPE 843266-B21 drive?
This drive is a 3.5-inch large form factor (LFF) HDD.
What rotational speed does the HPE 843266-B21 support?
The drive spins at 7,200 revolutions per minute (RPM).
What warranty is included with the HPE 843266-B21?
It carries a one-year limited warranty from HPE.
Is the HPE 843266-B21 HDD hot-swappable?
Yes, it supports hot-plug insertion and removal in compatible drive bays.
Which HPE servers are compatible with SKU 843266-B21?
It is validated for HPE ProLiant Gen9 and Gen10 servers with 3.5" drive bays.
What workload types is the HPE 843266-B21 suited for?
It is optimized for entry-level storage, file serving, and backup applications.
What is the MTBF rating for the HPE 843266-B21 HDD?
The drive has an MTBF of 1.4 million hours.
How do I install the HPE 843266-B21 HDD in my server?
Slide the drive into an empty 3.5" hot-plug bay until the carrier latch clicks into place.
Can I use the HPE 843266-B21 in non-HPE servers?
Yes, physical compatibility exists, but firmware updates and support are limited to HPE systems.
Does the HPE 843266-B21 support Native Command Queuing (NCQ)?
Yes, it supports NCQ to optimize command scheduling and throughput.
What are the operating temperature specifications?
It operates between 5 °C and 55 °C (41 °F to 131 °F).
What is the sustained data transfer rate of the HPE 843266-B21?
The drive delivers up to 150 MB/s sustained transfer speeds.
Does the HPE 843266-B21 require specific firmware?
It ships with HPE-certified firmware; updates are available through HPE Service Pack for ProLiant.
What is the full part number and SKU for this HDD?
The full part number and SKU are HPE 843266-B21 for a 1 TB SATA 6G 7.2K LFF HDD.