United States$5,000,000+
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R
Ryan Cooper
5
Good SATA drive for business storage needs. Reliable performance and easy installation.
765455-B21
2TB SATA 7200 RPM 2.5IN 6G 512E SC HDD NO DEAL REG PRICING P...
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Name:
765455-B21
- Description:
- 2TB SATA 7200 RPM 2.5IN 6G 512E SC HDD NO DEAL REG PRICING PL-SI
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- Brand:
- Hpe
- Condition:
- Warranty:
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- List Price:
$1,187.00
- Price:
$477.0059.8% off
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765455-B21 Overview
765455-B21 is a high-performance HDD engineered for demanding applications, featuring a 3.5-inch form factor with a SATA III interface, 7200 RPM spindle speed, 4 TB storage capacity, and a robust 128 MB cache. It is built to meet rigorous enterprise and desktop requirements with an annual workload rating of 180 TB/yr and an MTBF of 1,000,000 hours, making it dependable for continuous operation.
Optimized for versatile usage, this drive is designed with helium-sealed technology and dual actuator advanced features to enhance both performance and vibration protection. Ideal for data centers, desktops, NAS, and surveillance systems, 765455-B21 offers efficient power consumption with 8 Watts during read/write operations and 4 Watts in idle mode.
765455-B21 price is $477.00, a 59.8% saving from the Hpe list price of $1,187.00. 765455-B21 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for 765455-B21 for additional pricing. Browse the full Hpe Server 2.5" Hard Drives series or explore all Hpe products.
765455-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)
- 128 MB
- Average Latency
- N/A
- Data Transfer Rate
- Up to 250 MB/s
- Annual Workload Rating
- 180 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
- 765455-B21
- Height
- 1.03 inches
- Width
- 4 inches
- Depth
- 5.79 inches
- Weight
- 2.2 lbs
765455-B21 Use Case
Enterprise Tiered Storage Expansion with 765455-B21-2TB SATA 7200 RPM HDD
In large-scale data centers, IT architects deploy the 765455-B21-2TB SATA 7200 RPM 2.5IN 6G 512E SC HDD in mid-tier storage arrays to cost-effectively increase capacity. Its 6 Gb/s interface and sustained 200 MB/s throughput optimize archival database performance, reducing rack-space requirements by 30% and lowering per-terabyte TCO.
Optimizing Virtualized Server Environments using 765455-B21-2TB SATA HDD
For VMware and Hyper-V clusters, system administrators integrate the 765455-B21-2TB SATA 7200 RPM drive into 2.5-inch hot-swap bays to support mixed-workload VMs. The 512e sector format and 7200 RPM speed deliver consistent I/O performance, increasing VM density by 25% and cutting boot-storm latency during peak consolidation.
Remote Office Backup & Edge Computing with 765455-B21-2TB SATA Drive
In branch-office and edge deployments, IT managers use the 765455-B21-2TB SATA 7200 RPM HDD for local backup caching and edge analytics. Its robust design and high-speed 6 Gb/s interface accelerate write-intensive tasks, slashing recovery times by 40% and ensuring data availability in intermittent-connectivity environments.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
 765455-B21 |  736936-B21 |  804587-B21 |  Q6L99A |  756657-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 | Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Enterprise Storage | Desktop / Server / NAS / Surveillance |
| 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 | 4 TB | 4 TB | 12 TB | 4 TB |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Cache (Buffer Size) | 128 MB | 256 MB | 128 MB | 512 MB | 128 MB |
| Average Latency | N/A | N/A | N/A | N/A | N/A |
| Data Transfer Rate | Up to 250 MB/s | Up to 210 MB/s | Up to 250 MB/s | Up to 300 MB/s | Up to 250 MB/s |
| Annual Workload Rating | 180 TB/yr | 550 TB/yr | 180 TB/yr | 550 TB/yr | 180 TB/yr |
| Power Consumption (Read/Write) | 8 Watts | 9 Watts | 8.5 Watts | 8 Watts | 8.0 Watts |
| Power Consumption (Idle) | 4 Watts | 5 Watts | 5 Watts | 4 Watts | 5.0 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 | 5–55°C |
| Product Name | 765455-B21 | 736936-B21 Enterprise HDD | 804587-B21 | Q6L99A Enterprise HDD | 756657-B21 High Performance Desktop HDD |
| Height | 1.03 inches | 1.03 inches | 1.03 inches | 1.0 inches | 1.03 inches |
| Width | 4 inches | 5.79 inches | 5.79 inches | 5.8 inches | 5.79 inches |
| Depth | 5.79 inches | 4.01 inches | 4.00 inches | 4.0 inches | 4.00 inches |
| Weight | 2.2 lbs | 2.2 lbs | 4.85 lbs | 1.8 lbs | 1.50 lbs |
Reviews & Ratings
A
Adeel Hussain
5
Using this in a small server. Works flawlessly and meets capacity requirements.
I
Isabelle Martin
5
Stable drive for daily operations. No issues during extended use.
M
Mohsin Khan
5
A practical option for non-critical data. Consistent speeds and good value.
P
Peter Lawson
5
Recognized instantly by the system. Performs exactly as specified.
Questions & Answers
What is the storage capacity of SKU 765455-B21?
The drive offers 2 TB of raw storage capacity.
Which interface does this 2.5″ HDD support?
It uses a SATA III interface at 6 Gb/s.
What is the rotational speed of this hard drive?
The drive spins at 7,200 RPM for balanced performance.
What does the 512e sector format mean?
512e emulates 512-byte sectors over 4 KB physical sectors.
What does 'SC HDD' denote?
SC stands for standard capacity business-class HDD.
What form factor is this drive?
It’s a 2.5-inch form factor compatible with most servers.
Is this drive suitable for enterprise servers?
Yes, it’s engineered for 24/7 server and data-center use.
What is the average latency of the drive?
Average latency is approximately 4.17 ms at 7,200 RPM.
What is the typical seek time?
Average seek time is 8.9 ms read and 9.8 ms write.
How much power does this HDD consume?
Operating power is about 5.5 W active and 0.7 W idle.
Is the drive hot-swappable?
Yes, it supports hot-swap in compatible backplanes.
What is the MTBF rating?
It has an MTBF of 1.2 million hours.
What operating systems are supported?
Compatible with Windows, Linux, VMware and most UNIX.
What warranty covers this HDD?
Includes a standard five-year limited warranty.
How do I install the drive?
Slide into a 2.5″ bay, secure with screws or caddy, connect SATA power and data.
Can this HDD be used in a NAS?
Yes, it’s suitable for small to medium NAS environments.
How does this HDD compare to SSDs?
Offers higher capacity per dollar but lower I/O and latency than SSDs.