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$1,187.00
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765455-B21
2TB SATA 7200 RPM 2.5IN 6G 512E SC HDD NO DEAL REG PRICING P...
Federal agencies and Fortune 500 operations source through ORM Systems.
US Government & Defense
Enterprise Clients
Regional teams and 25+ distribution partners keep stock near you and accountability in your time zone.
Pay by PayPal or Revolut with full chargeback rights. Order on PO terms, Net-30 for government.
Every registration we claim is public record — check our federal contractor status yourself before you spend a dollar.
Ten years serving buyers who audit their vendors. From federal agencies to 20,000+ enterprise clients worldwide.
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.
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.
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.
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.
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| 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 |
| 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 |
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Good SATA drive for business storage needs. Reliable performance and easy installation.
Using this in a small server. Works flawlessly and meets capacity requirements.
Stable drive for daily operations. No issues during extended use.
A practical option for non-critical data. Consistent speeds and good value.
Recognized instantly by the system. Performs exactly as specified.
The drive offers 2 TB of raw storage capacity.
It uses a SATA III interface at 6 Gb/s.
The drive spins at 7,200 RPM for balanced performance.
512e emulates 512-byte sectors over 4 KB physical sectors.
SC stands for standard capacity business-class HDD.
It’s a 2.5-inch form factor compatible with most servers.
Yes, it’s engineered for 24/7 server and data-center use.
Average latency is approximately 4.17 ms at 7,200 RPM.
Average seek time is 8.9 ms read and 9.8 ms write.
Operating power is about 5.5 W active and 0.7 W idle.
Yes, it supports hot-swap in compatible backplanes.
It has an MTBF of 1.2 million hours.
Compatible with Windows, Linux, VMware and most UNIX.
Includes a standard five-year limited warranty.
Slide into a 2.5″ bay, secure with screws or caddy, connect SATA power and data.
Yes, it’s suitable for small to medium NAS environments.
Offers higher capacity per dollar but lower I/O and latency than SSDs.
United States
