Trusted by the Highest-Stakes Buyers
Federal agencies and Fortune 500 operations source through ORM Systems.
US Government & Defense
Enterprise Clients
Featured Deal
Hand-picked by our procurement team for standout value. This unit is offered at our sharpest price on current stock, verified against live market rates.
Name:
2 In stock - Ready to Ship
Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
3 Year Extended Warranty
Same-day Shipping
30-Day Money Back Guarantee
Shipping:
Payment:
3 Year Extended Warranty
Same-day Shipping
30-Day Money Back Guarantee
Need Additional Discount on Product?
Request a quote below - Get Exclusive Pricing and Support.
Shipping:
Payment:
862159-B21
HPE 256GB PCIe M.2 2280 SSD Kit
Trusted by the Highest-Stakes Buyers
Federal agencies and Fortune 500 operations source through ORM Systems.
US Government & Defense
Enterprise Clients
Built Global. Stocked Local.
Regional teams and 25+ distribution partners keep stock near you and accountability in your time zone.
Buyer Protection on Every Order
Pay by PayPal or Revolut with full chargeback rights. Order on PO terms, Net-30 for government.
Verified By Federal Bodies
Every registration we claim is public record — check our federal contractor status yourself before you spend a dollar.

Since 2016, Enterprise-Trusted
Ten years serving buyers who audit their vendors. From federal agencies to 20,000+ enterprise clients worldwide.
862159-B21 is a HDD engineered in a 3.5-inch form factor featuring a SATA III interface, a robust 7200 RPM spindle speed, and an 8 TB storage capacity. This drive is equipped with a 256 MB cache, an annual workload rating of 180 TB/yr, and an MTBF rated at 1,000,000 hours, making it highly reliable for desktop, server, NAS, and surveillance applications.
Optimized for performance and efficiency, 862159-B21 delivers a power consumption of approximately 8 Watts during read/write operations and 5 Watts when idle. Its advanced design includes helium-sealed technology, integrated vibration protection, and dual actuator support, ensuring dependable performance for data centers, desktops, NAS systems, and surveillance environments.
862159-B21 price is is available on request. Get immediate quote.
Request bulk order quote for 862159-B21 for additional pricing. Browse the full Hpe Server M.2&Pcie Hard Drives series or explore all Hpe products.
In a mid-size enterprise data center, IT teams deploy the HPE 256GB PCIe M.2 2280 SSD Kit as a dedicated OS and boot volume in ProLiant Gen10 servers, reducing system startup times by up to 70% and cutting I/O-related CPU load by 25%. The result is faster server readiness, minimized downtime during maintenance windows, and improved overall IT operational efficiency.
A retail finance firm integrates the HPE 256GB PCIe M.2 2280 SSD Kit as a high-speed write cache for its on-prem MySQL cluster, delivering sustained 40K IOPS and reducing query response latency by 60%. This optimized storage tier enables real-time transaction processing at peak loads, accelerates business reporting, and enhances customer satisfaction.
A healthcare provider scales its virtual desktop infrastructure on ProLiant servers by installing dual HPE 256GB PCIe M.2 2280 SSD Kits as hypervisor scratch disks, supporting over 120 concurrent sessions with consistently low latency. Login storms and desktop load times drop by 50%, driving clinician productivity, accelerating patient-care workflows, and lowering overall storage costs.
Mon–Fri: [09:00-16:00]
Avg. response under 30 mins
| 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 | Server | 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 | 8 TB | 8 TB | 4 TB | 4 TB | 10 TB |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Cache (Buffer Size) | 256 MB | 256 MB | 256 MB | 128 MB | 128 MB |
| Data Transfer Rate | Up to 250 MB/s | Up to 210 MB/s | Up to 210 MB/s | Up to 250 MB/s | Up to 250 MB/s |
| Annual Workload Rating | 180 TB/yr | 550 TB/yr | 300 TB/yr | 180 TB/yr | 300 TB/yr |
| Power Consumption (Read/Write) | 8 Watts | 8 Watts | 6 Watts | 8.5 Watts | 8 Watts |
| Power Consumption (Idle) | 5 Watts | 4 Watts | 4 Watts | 5.5 Watts | 5 Watts |
| Encryption Support | AES 256-bit | AES 256-bit | No | AES 256-bit | AES 256-bit |
| Helium Sealed | Helium-Sealed | Helium-Sealed | No | 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 | Rotational Vibration Sensors | Dual Actuator | Dual Actuator |
| Operating Temperature | 5–60°C | 5–60°C | 5–55°C | 5–60°C | 5–60°C |
| Product Name | 862159-B21 High Performance HDD | 875583-B21 Enterprise HDD | 877825-B21 High Performance HDD | 875579-B21 Enterprise HDD | P10266-B21 |
| Height | 1.03 inches | 1.03 inches | 1.03 inches | 1.03 inches | 1.03 inches |
| Width | 4.00 inches | 4.00 inches | 5.79 inches | 5.79 inches | 4 inches |
| Depth | 5.78 inches | 5.79 inches | 8.26 inches | 4.01 inches | 5.79 inches |
| Weight | 2.20 lbs | 1.75 lbs | 2.1 lbs | 1.83 lbs | 1.8 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.
256GB PCIe M.2 kit was easy to deploy.
Reliable SSD for OS workloads.
OEM kit worked immediately.
Stable and efficient.
Good value storage.
The HPE 256GB PCIe M.2 2280 SSD Kit (862159-B21) is an enterprise-grade NVMe solid-state drive in an M.2 22×80 mm form factor, delivering high performance and reliability for HPE ProLiant servers.
This SSD offers 256 GB capacity, PCIe Gen3 x4 interface, NVMe 1.3 protocol, up to 3 000 MB/s sequential read, 1 400 MB/s sequential write and low-latency performance.
The SSD is validated for HPE ProLiant Gen9 and Gen10 servers with onboard M.2 slots or available M.2 carrier cards; refer to your server’s QuickSpecs for slot compatibility.
Power down the server, open the chassis, insert the M.2 module into the designated M.2 socket at a 30° angle, secure with the mounting screw, close the chassis, power up and configure in HPE SSA.
Under optimal conditions, you can achieve up to 3 000 MB/s sequential read and 1 400 MB/s sequential write speeds for demanding workloads.
Yes, the SSD natively supports NVMe 1.3 for low-latency, high-throughput data access over a PCIe Gen3 x4 interface.
It uses the industry-standard M.2 2280 form factor, measuring 22 mm in width by 80 mm in length, compatible with most M.2 slots.
The drive is rated for up to 200 TBW (terabytes written) under enterprise workload conditions, ensuring durability for write-intensive applications.
Yes, it features AES 256-bit encryption with TCG Opal 2.0 support to safeguard data-at-rest without performance impact.
This SSD is backed by HPE’s 3-year limited warranty, covering defects in materials and workmanship under normal use.
Yes, the SSD is fully bootable when installed in a supported HPE ProLiant server M.2 slot and configured via the system BIOS or UEFI.
Typical active power is 4.5 W, with idle power around 0.5 W, optimizing energy efficiency in 24/7 enterprise environments.
The SSD employs dynamic thermal throttling and integrated heat spreader design to maintain optimal operating temperatures under heavy workloads.
Use HPE Service Pack for ProLiant (SPP) or HPE Smart Storage Administrator to download and apply the latest firmware and driver updates.
Yes, the kit includes the M.2 SSD module and a retention screw; no additional carrier or adapter is required for compatible HPE server slots.