HPE P25939-B21 960GB PCI Express SSD
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HPE P25939-B21 960GB DS NVMe PCI Express SC Read Intensive Bulk

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Part Number#: P25939-B21
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Short Description:
P25939-B21 960 Gigabyte (GB) 2.5inch Small Form Factor (SFF) Digitally Signed Firmware Nonvolatile Memory Express (NVME) U.3 Peripheral Component Interconnect Express (PCI-E) Mainstream Performance SCN Read Intensive Solid State Drive for Server | Made by HPE | New Bulk Pack
Product Condition:
New Bulk Pack
Warranty provided by ALLHDD.COM:
90 Days
Peripheral Component Interconnect Express

(PCI Express or PCI-E) is a high-speed computer interface that enables communication between a computer and peripheral devices such as hard drives, graphics cards, and other components. The HPE P25939-B21 960GB DS NVMe PCI Express SC Read Intensive Solid State Drive is a high-performance, solid state drive that utilizes the PCI-E interface to provide fast data transfer speeds. The NVMe (Non-Volatile Memory Express) protocol is a newer and faster alternative to SATA and SAS protocols, providing faster read speeds and lower latency. The "DS" in the product name stands for "Dual Sided", meaning that the drive has memory chips on both sides of the circuit board. The "Read Intensive" in the product name indicates that the drive is designed for applications that require high read performance, such as read-intensive databases or data analytics.

Benefits of Using a Read Intensive

Solid State Drive:

  • Improved Performance: A read-intensive solid state drive is designed specifically for applications that require fast read speeds. This means that the drive can process and retrieve data at a much faster rate than traditional storage devices, leading to improved performance.
  • Increased Capacity: The HPE P25939-B21 solid state drive has a capacity of 960GB, allowing for more data storage and reducing the need for multiple drives.
  • Enhanced Reliability: Unlike traditional mechanical hard drives, solid state drives have no moving parts and are less prone to physical failures. This makes them more reliable and less likely to experience data loss due to hardware failures.
  • Increased Energy Efficiency: Read-intensive solid state drives consume less power than traditional storage devices, making them a more energy-efficient option for data storage.
  • Improved Latency: The NVMe interface used by the HPE P25939-B21 solid state drive provides low latency and fast transfer speeds, making it ideal for applications that require real-time data access.
  • Enhanced Endurance: Read-intensive solid state drives are designed to handle a large number of read operations, making them suitable for applications that require high levels of data access.
Data Encryption and Security of 960GB SSD

The HPE P25939-B21 960GB DS NVMe PCI Express SC Read Intensive Solid State Drive is equipped with advanced data encryption and security features to protect sensitive and confidential data from unauthorized access or theft.

One of the main security features of this drive is encryption. Encryption is the process of transforming data into an unreadable form using an encryption algorithm and a key. The data remains encrypted until it is decrypted using the key. This ensures that even if the data is intercepted or stolen, it is unreadable without the key.

Another security feature of this drive is secure boot. Secure boot is a process that ensures that only trusted software is allowed to run on the system. This helps prevent unauthorized software from running and accessing sensitive data.

The drive also supports TCG Opal, a security standard that enables hardware-based encryption of data stored on the drive. This provides an additional layer of protection for sensitive data, as the encryption is performed at the hardware level and cannot be bypassed.

Additionally, the drive includes a secure erase feature that allows the user to erase all data from the drive securely. This is useful for disposing of the drive or for sanitizing the data before reusing the drive.

In conclusion, the HPE P25939-B21 960GB DS NVMe PCI Express SC Read Intensive Solid State Drive is equipped with robust data encryption and security features to ensure the protection of sensitive and confidential data.

Product Information about this HPE P25939-B21
  • Manufacturer: HPE
  • Model Number or SKU# P25939-B21
  • Type: Solid State Drive (SSD)
  • SSD Type: PCI Express
Technical Information for 960GB Solid State Drive
  • Capacity: 960 GB SSD
  • Plug Type: Hot Pluggable
  • Interface: NVMe U.3 PCIE 4.0
  • Form Factor: 2.5 inch SFF
  • Carrier Type: Smart Carrier NVMe (SCN)
Performance of PCI Express SSD
  • Random Read IOPS: 700K
  • Random Write IOPS: 30K
  • Lifetime Writes: 1712
  • Endurance DWPD (Drive Writes Per Day): 1

Product Dimensions & Weight

  • Height: 0.6 inch
  • Width: 2.7 inch
  • Depth: 3.9 inch
  • Weight: 0.35 lbs

Compatibility Information

  • HPE ProLiant DL Series: DL325 Gen10 Plus (2.5inch), DL325 Gen10 Plus All-NVMe Flash Node for Software Defined Storage (2.5inch), DL385 Gen10 Plus (2.5inch), DL385 Gen10 Plus Entry (2.5inch)

Contact us or ask for live chat/help if you have any questions about the compatibility of this item to ensure the model's matching features with your current system.

Product Condition:
New Bulk Pack
Warranty provided by ALLHDD.COM:
90 Days

About New Bulk Pack Products

New Bulk Pack products come with clamshell boxes and do not have any manufacturer warranty. Many times manufacturers disassemble whole units to use parts or pulled from a new system. Typically, this product doesn't come with software or instructions unless indicated and no Manufacturer’s genuine warranty. You can take note these are not brand new products.


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ALLHDD guarantees that the products will not have defects in material that will affect the product's functionality during the Standard Warranty Period. The warranty period starts when the merchandise/items from our warehouse.

What does ALLHDD.Com warranty cover?

30-days to 3 years warranty:

Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.

What is not covered by our warranty?

The reason why our warranty does not cover any problem caused by the following conditions:

(a) misuse of hardware; accidental damage; carelessness product(s) damage; shock; temperature beyond the specification of any product; faulty installation; operation; modification of goods;

(b) any misuse outside the instructions in the user manual for any specific product;

(c) damaged caused by other hardware or equipment. The warranty will void if the item is returned with physical damage, damage to the retail box, removed from the box, counterfeit labels/labelled by them, or any modifications of internal and external covers. Data loss or damages to any other equipment we do not cover by our offered warranty.

What is the Manufacturer/Brand Warranty?

In general, a manufacturer's warranty service/support is a written guarantee to the buyer of a product. Its terms assure the replacement or repair of the product, if necessary, within a specified period after the purchase (2-5 years depending on the brand/manufacturer). It is typically included in the price of the product. Products are brand new and sealed and the original manufacturer box is complete with the Manufacturer's genuine warranty. For most of the brand new/retail products that come with the manual and box, exceptions may apply (i.e., Cisco, Juniper Networks).

For the server parts (i.e., Dell, HPE) to get Full coverage of the warranty server must have a full 3- 5 years warranty. However, ALLHDD.COM will cover the warranty duration if any Manufacturer doesn't support the advertised warranty and there is no refund for those.
Final Sale items are non-returnable/refundable in any situation. Any question? please ask our team before the shipment.

Important notes:

We can provide additional warranty service/support for any product you purchase from us if you need additional warranty coverage before finalizing the order from ALLHDD.Com. You need to ask in live chat/help or call us for more information.

Individual product warranty mentioned on each item product description page/detail page.

Free Technical support on purchased items, our expert consultancy over the phone, by email, by live chat, or by remote login.


Shipping Options and Estimated Delivery Time

UPS Shipping Options:

FREE UPS® Ground (Free shipping to all orders for 48 states!)
Estimated delivery time: 4-7 business days

UPS 3 Day Select®
Estimated delivery time: 3 business days

UPS 2nd Day Air®
Estimated delivery time: 1-2 business days, Delivery by 10:30 AM or 2:00 PM

UPS Next Day Air® Standard Overnight
Estimated delivery time: Overnight 2-5 PM, Standard Overnight Delivery.

UPS Next Day Air® - Priority Overnight
Estimated delivery time: Overnight Delivery (Next Business Day) Delivery by 10:30 AM or 12:00 PM

UPS Next Day Air® First Overnight - Early A.M
Estimated delivery time: Overnight 8:00 AM, Early morning, overnight delivery for your time-critical shipments.

UPS® First Overnight - Saturday
Estimated delivery time: Overnight 8:30 AM – Saturday

FedEx Shipping Options:

FedEx Ground®
Estimated delivery time: (4–7 business days in the contiguous 48 states)
*For residential delivery via FedEx Ground use FedEx Home Delivery®
Estimated delivery time: 4−7 business days, based on the distance to the destination.

FedEx Express Saver®
Estimated delivery time: 3 business days (by 4:30 PM to U.S. businesses; by 8:00 PM to residences)
Available throughout all 50 states (except Hawaii and Alaska)

FedEx 2Day®
Estimated delivery time: 2 business days (by 4:30 PM to U.S. businesses; by 8:00 PM to residences)
Available throughout all 50 states

FedEx Standard Overnight®
Estimated delivery time: Next-business-day (by 4:30 PM to U.S. businesses and by 8:00 PM to residences)
Available throughout all 50 states (Hawaii is outbound only)

FedEx Priority Overnight®
Estimated delivery time: Next-business-day (by 10:30 PM to U.S. businesses, noon to most residences)
Available throughout all 50 states

FedEx First Overnight®
Estimated delivery time: Next-business-day (by 8:30 or 9 AM to most areas)
Available throughout all 50 states

Worldwide Shipping Options:

UPS®/FedEx® International Economy

Estimated delivery time: 4-7 business days

UPS®/FedEx® International Priority

Estimated delivery time: 2-4 business days

UPS®/FedEx® Ground Shipping Canada

Estimated delivery time: 5-8 business days

Important notes:

  • The processing of orders with Ground Shipping can take up to 24-48 hours. But we try to process all orders the same day.
  • We are not responsible for weather problems that may affect the delivery of goods by carriers. We cannot guarantee the exact delivery time, regardless of the carriers' claims.
  • If you have any specific delivery time requirements, please contact our customer support and someone from our customer service team will be able to help you.
  • You can estimate the shipping cost from the products detail page, also available on the checkout page
  • The shipping cost depends on box dimensions, weight, and zip/postal code
  • To get a FedEx® delivery service you need to mention it on the checkout page notebox.
  • For urgent shipments, please contact our customer service.
  • Shipping cut off 4:00 PM (Monday-Friday) and available blind drop shipment.