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Reliable SAS drive for bulk data storage.
861754-B21
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6TB SAS 7200 RPM LFF SC 512E DS HDD PL=SI
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Name:
861754-B21
- Description:
- 6TB SAS 7200 RPM LFF SC 512E DS HDD PL=SI
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Hpe
- Condition:
- Warranty:
- 3
- List Price:
$1,135.00
- Price:
$334.0070.6% off
Quantity:
1
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861754-B21 Overview
861754-B21 is an HDD designed in a 3.5-inch form factor featuring a SATA III interface, a 7200 RPM spindle speed, 4 TB of storage capacity, and a 128 MB buffer. It is rated for 300 TB/yr workload, with an MTBF of 2 million hours and built for enterprise storage applications.
This drive consumes approximately 8.5 Watts during read/write operations and 5.5 Watts at idle, and it comes equipped with advanced features such as helium-sealed construction, vibration protection, and dual actuator technology. It is ideally suited for data centers, desktops, NAS environments, and surveillance systems.
861754-B21 price is $334.00, a 70.6% saving from the Hpe list price of $1,135.00. 861754-B21 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for 861754-B21 for additional pricing. Browse the full Hpe Server 3.5" Hard Drives series or explore all Hpe products.
861754-B21 Specifications
- Product Type
- Hard Drive
- Drive Type
- HDD
- Use Case
- Enterprise Storage
- Interface
- SATA III
- Form Factor
- 3.5-inch
- Storage Capacity
- 4 TB
- Spindle Speed (RPM)
- 7200 RPM
- Cache (Buffer Size)
- 128 MB
- Average Latency
- N/A
- Data Transfer Rate
- Up to 210 MB/s
- Annual Workload Rating
- 300 TB/yr
- Power Consumption (Read/Write)
- 8.5 Watts
- Power Consumption (Idle)
- 5.5 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
- 861754-B21 Enterprise HDD
- Height
- 1 inch
- Width
- 4 inches
- Depth
- 5.8 inches
- Weight
- 1.5 lbs
861754-B21 Use Case
High-Availability Virtualization Storage for Enterprise Data Centers
In a multinational financial services firm, IT architects deploy the 861754-B21 6TB SAS 7200 RPM LFF SC 512e DS HDD PL=SI across HPE ProLiant DL380 Gen10 hypervisor clusters to consolidate 500+ virtual machines. The 6 TB capacity and dual-port SAS design ensure non-stop I/O operations, while 7200 RPM reliability and 512e sector alignment deliver consistent performance under heavy transaction loads. Outcome: Achieves 99.99% uptime, reduces VM provisioning time by 35%, and streamlines capacity planning for optimized ROI.
Scalable Backup and Archival Solution for Compliance-Driven Industries
A healthcare provider implements the 861754-B21 6TB SAS 7200 RPM LFF SC 512e DS HDD PL=SI in its on-premises backup appliance to meet HIPAA data retention mandates. The high-density 6 TB drives with dual sequential streams simplify long-term storage, while 7200 RPM efficiency lowers power draw and cooling costs. Outcome: Delivers 50% lower TCO, supports up to 5 PB of encrypted archives, and guarantees legal-hold readiness with sub-second data retrieval.
Optimized Video Surveillance Recording in Large-Scale Security Deployments
A municipal transit authority integrates the 861754-B21 6TB SAS 7200 RPM LFF SC 512e DS HDD PL=SI into its central NVR array to store 4K camera feeds from 200+ stations. The 512e format and dual-port SAS connectivity enable sustained write throughput for continuous recording, while 7200 RPM reliability withstands 24/7 operation. Outcome: Ensures 30-day footage retention, reduces frame drops by 90%, and achieves a scalable storage footprint in a 4U chassis.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| 861754-B21 |  818365-B21 |  832417-B21 |  793667-B21 |  861594-B21 | |
|---|---|---|---|---|---|
| Product Type | Hard Drive | Hard Drive | Hard Drive | Hard Drive | Hard Drive |
| Drive Type | HDD | HDD | HDD | HDD | HDD |
| Use Case | Enterprise Storage | Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage |
| Interface | SATA III | SATA III | SATA III | SAS 12Gb/s | 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 | 8 TB | 4 TB | 10 TB |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Cache (Buffer Size) | 128 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 250 MB/s | Up to 250 MB/s |
| Annual Workload Rating | 300 TB/yr | 550 TB/yr | 550 TB/yr | 550 TB/yr | 550 TB/yr |
| Power Consumption (Read/Write) | 8.5 Watts | 8 Watts | 10 Watts | 7.2 Watts | 8.5 Watts |
| Power Consumption (Idle) | 5.5 Watts | 5 Watts | 8 Watts | 5.5 Watts | 5.5 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 | 5–55°C | 5–60°C | 5–55°C | 5–60°C |
| Product Name | 861754-B21 Enterprise HDD | 818365-B21 Enterprise Series HDD | 832417-B21 Enterprise Helium-Sealed 8TB HDD | 793667-B21 High Performance Enterprise HDD | 861594-B21 Enterprise Storage HDD |
| Height | 1 inch | 1 inches | 1.03 inches | 1.03 inches | 1.03 inches |
| Width | 4 inches | 5.8 inches | 5.79 inches | 5.8 inches | 5.79 inches |
| Depth | 5.8 inches | 4 inches | 4.00 inches | 4.0 inches | 4.01 inches |
| Weight | 1.5 lbs | 1.2 lbs | 2.00 lbs | 1.4 lbs | 2.1 lbs |
Reviews & Ratings
S
Shahid Amin
4
Consistent throughput and low failure rate.
O
Omar Stevens
5
Easy to integrate.
M
Mubashir Khan
5
Solid enterprise disk.
L
Lars Ekstr'm
5
Good long term reliability.
Questions & Answers
What is the storage capacity of the HPE 861754-B21 HDD?
The HPE 861754-B21 HDD delivers 6 TB of raw storage in a single 3.5-inch form factor, ideal for high-density enterprise arrays.
Which interface does the 861754-B21 drive use?
This drive uses a 6 Gb/s SAS (Serial Attached SCSI) interface for high-throughput, low-latency data transfers in mission-critical environments.
What is the rotational speed of the 861754-B21 drive?
The drive spins at 7,200 RPM, balancing performance and power efficiency for mixed-workload and sequential read/write operations.
What form factor is the 861754-B21 HDD?
The drive is a large form factor (3.5-inch) HDD, compatible with standard LFF bays in HPE and other enterprise storage systems.