HPE P21127-B21 800GB SAS-12GBPS Solid State Drive
If you need a large quantity of P21127-B21 product - call us through our toll-free number at (800) 675 5044 or request a quote at live chat and our sales manager will contact you shortly.
Looking for assistance? Connect with one of our experts
+1 (800) 675 5044 (Toll-Free)
FREE Shipping. We are accepting NET 30 Days Purchase Orders. Get a decision in seconds, without affecting your credit.

HPE P21127-B21 800GB SAS-12GBPS SSD Write Intensive SFF Hot New

Availability: In Stock
Part Number#: P21127-B21
List Price was: $15320.51
Your Price:
You Save: $9345.51 (61% off)

Additional 5% Discount on Checkout

Short Description:
P21127-B21 800 Gigabytes(GB) Serial-Attached SCSI (SAS) 12 Gigabytes Per Second (GBPS) Write Intensive Small Form Factor (SFF) 2.5 inch Smart Carrier Hot Pluggable Solid State Drive for Server | Made by HPE | Brand New 3 Years Warranty
Brand Warranty:
3 Years Warranty
Product Condition:
New Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days

Product Overview

In the realm of data storage solutions for servers, solid-state drives (SSDs) have emerged as a reliable and efficient option. Among these, the HPE P21127-B21 800GB SSD stands out for its robust features and performance capabilities. This article aims to provide a comprehensive understanding of this SSD, covering its specifications, benefits, applications, and more.

Understanding HPE P21127-B21 SSD

The HPE P21127-B21 is a high-performance solid-state drive designed specifically for server applications. It offers a storage capacity of 800 gigabytes (GB), making it suitable for handling large volumes of data in enterprise environments. One of its notable features is its interface: Serial-Attached SCSI (SAS). SAS interfaces are known for their reliability, scalability, and high data transfer rates, making them ideal for mission-critical operations.

Understanding Serial-Attached SCSI (SAS)

Serial-attached SCSI (SAS) is a technology that enables the connection of peripheral devices to a computer system. It offers several advantages over other interfaces, including high data transfer rates, superior reliability, and scalability. SAS drives are commonly used in enterprise environments where performance and data integrity are critical.

Performance and Data Transfer Rate

The HPE P21127-B21 SSD boasts impressive performance metrics, thanks to its SAS interface and advanced design. With a data transfer rate of 12 Gigabytes per Second (GBPS), it can quickly read and write data, reducing latency and improving overall system responsiveness. This makes it suitable for applications that require high-speed data processing, such as database servers, virtualization platforms, and cloud computing environments.

Endurance and Reliability

As a write-intensive SSD, the HPE P21127-B21 is built to withstand heavy workloads and frequent write operations. It offers high endurance, meaning it can sustain a large number of program-erase cycles without experiencing performance degradation or data loss. This level of endurance makes it suitable for applications that involve frequent write operations, such as logging, caching, and content delivery.

Form Factor and Compatibility

The HPE P21127-B21 SSD features a Small Form Factor (SFF) design, measuring 2.5 inches in width. This compact form factor allows it to fit into tight spaces within the server chassis, making it ideal for dense computing environments. Additionally, its hot-pluggable nature enables administrators to replace or upgrade drives without shutting down the server, minimizing downtime and maximizing system availability.

Smart Carrier Technology

One of the standout features of the HPE P21127-B21 SSD is its Smart Carrier technology. Smart Carriers provide advanced monitoring and management capabilities, allowing administrators to track drive health, performance, and usage statistics in real-time. This proactive approach to drive management helps identify potential issues before they escalate, ensuring uninterrupted operation and data integrity.

Use Cases

The HPE P21127-B21 SSD is well-suited for a wide range of applications and use cases in enterprise environments. Some common scenarios where this SSD excels include:

  • Database Servers: The high-speed data transfer rate and endurance of the HPE P21127-B21 make it ideal for database servers, where rapid access to stored data is essential for maintaining optimal performance.
  • Virtualization Platforms: Virtualized environments often require fast storage solutions to support multiple virtual machines simultaneously. The HPE P21127-B21 SSD can meet these demands with its high performance and reliability.
  • Cloud Computing: In cloud computing environments, where agility and scalability are paramount, the HPE P21127-B21 SSD can deliver the performance and resilience needed to handle dynamic workloads.
  • Content Delivery Networks (CDNs): CDNs rely on fast storage solutions to deliver content quickly and efficiently to end-users around the world. The HPE P21127-B21 SSD's high-speed data transfer rate makes it an ideal choice for CDN deployments.

Easy Upgrades

  • The P21127-B21 HPE 800GB SAS-12GBPS Write Intensive SFF Hot Pluggable SSD is designed for easy maintenance and upgrades, making it a convenient choice for storage systems that require frequent maintenance or upgrades.
  • One of the key features that enables easy maintenance and upgrades is the hot-pluggable design of the SSD. This means that the drive can be inserted or removed from the system without having to power down the system. This is particularly useful in environments where downtime needs to be kept to a minimum, as it allows for quick and easy maintenance or upgrades of the storage system without having to shut down the system.
  • In addition, the SAS-12GB/s interface of the P21127-B21 provides dual-port connectivity, which adds another layer of redundancy and reliability to the storage system. This feature allows for easy switchover to a secondary port in the event of a failure, helping to minimize downtime and ensure consistent performance.
  • The compact form factor of the P21127-B21 also makes it easy to upgrade the storage system, as it can be easily replaced with larger capacity drives as needed. This helps to ensure that the storage system can grow and adapt to changing needs over time, without having to replace the entire system.

High-Quality Components for Reliable Operation

  • The P21127-B21 HPE 800GB SAS-12GBPS Write Intensive SFF Hot Pluggable SSD is built with high-quality components to ensure reliable operation. This makes it an ideal choice for storage systems that demand consistent, high-performance storage.
  • One of the key components of the P21127-B21 is the NAND flash memory, which is responsible for storing data. High-quality NAND flash memory is used in the P21127-B21 to ensure consistent, high-speed performance and to reduce the risk of data loss due to flash memory errors.
  • The P21127-B21 also features a robust controller, which manages the flow of data to and from the NAND flash memory. The controller is responsible for managing the wear leveling and error correction of the flash memory, which helps to ensure reliable and consistent performance over the life of the drive.
  • In addition, the P21127-B21 is built with high-quality components such as capacitors and power management circuits, which help to ensure reliable operation even in demanding conditions. This helps to reduce the risk of downtime and data loss, making the P21127-B21 a dependable choice for critical storage applications.

Advanced Wear-Leveling Algorithms for Improved Endurance

  • The P21127-B21 HPE 800GB SAS-12GBPS Write Intensive SFF Hot Pluggable SSD is designed with advanced wear-leveling algorithms to improve endurance and extend the life of the drive.
  • Wear-leveling is a critical aspect of SSD operation, as it helps to ensure that data is written evenly across the flash memory. This helps to prevent certain blocks of the flash memory from wearing out more quickly than others, which can lead to data loss or drive failure.
  • The P21127-B21 features advanced wear-leveling algorithms that dynamically manage the distribution of data across the flash memory. This helps to ensure that all blocks of the flash memory are used evenly, which extends the life of the drive and helps to prevent data loss.
  • In addition, the P21127-B21 also features error correction algorithms that help to protect against data loss due to flash memory errors. This helps to ensure that data is protected even in the event of a flash memory failure, which further extends the life of the drive.

Detail Information about this HPE P21127-B21

Technical Feature SAS SSD

  • Capacity: 800GB
  • NAND Flash Memory Type: Triple-Level Cell (TLC)
  • Connectivity: Dual Port
  • Form Factor: 2.5-inch SFF
  • Interface: SAS 12Gbps
  • Plug Type: Hot Pluggable
  • Carrier Type: Smart Carrier (SC)
  • Workload Type: Write Intensive
  • Features: Digitally Signed Firmware
  • Bundled with: HPE Smart Carrier

Drive Performance

  • Lifetime Writes: 14268
  • Endurance DWPD (Drive Writes Per Day): 10
  • Drive Transfer Rate: 12 Gb/sec (external)
  • MAX Seq Reads Throughput (MiB/s): 1095
  • Max Seq Writes Throughput (MiB/s): 1040
  • Random Read Avg. Latency uSec (4KiB, Q1): 98
  • Random Write Avg. Latency uSec (4KiB, Q1): 32
  • Random Read IOPS (4KiB, Q=16): 130000
  • Random Write IOPS (4KiB, Q=16): 120000
  • Max Random Read IOPS (4KiB): 210000@Q256
  • Max Random Write IOPS (4KiB): 124000@Q64


Compatibility with HPE ProLiant Servers:

HPE ProLiant DL Series
  • DL160 Gen10 (2.5inch)
  • DL160 Gen10 Base (2.5inch)
  • DL160 Gen10 Entry (2.5inch)
  • DL160 Gen10 SMB (2.5inch)
  • DL180 Gen10 (2.5inch)
  • DL180 Gen10 Base (2.5inch)
  • DL180 Gen10 Entry (2.5inch)
  • DL180 Gen10 SMB (2.5inch)
  • DL20 Gen10 (2.5inch)
  • DL20 Gen10 Entry (2.5inch)
  • DL20 Gen10 Performance (2.5inch)
  • DL20 Gen10 solution (2.5inch)
  • DL325 Gen10 (2.5inch)
  • DL325 Gen10 Base (2.5inch)
  • DL325 Gen10 Entry (2.5inch)
  • DL325 Gen10 Performance (2.5inch)
  • DL325 Gen10 Plus (2.5inch)
  • DL325 Gen10 SMB Solution (2.5inch)
  • DL325 Gen10 Solution (2.5inch)
  • DL360 Gen10 (2.5inch)
  • DL360 Gen10 Base (2.5inch)
  • DL360 Gen10 Entry (2.5inch)
  • DL360 Gen10 High Performance (2.5inch)
  • DL360 Gen10 Low (2.5inch)
  • DL360 Gen10 Network Choice (2.5inch)
  • DL360 Gen10 Performance (2.5inch)
  • DL360 Gen10 Premium (2.5inch)
  • DL360 Gen10 SMB (2.5inch)
  • DL360 Gen10 SMB Network Choice (2.5inch)
  • DL360 Gen10 Solution (2.5inch)
  • DL360 Gen10 Special Server (2.5inch)
  • DL385 Gen10 (2.5inch)
  • DL385 Gen10 Base (2.5inch)
  • DL385 Gen10 Entry (2.5inch)
  • DL385 Gen10 High-Performance (2.5inch)
  • DL385 Gen10 Performance (2.5inch)
  • DL385 Gen10 Plus (2.5inch)
  • DL385 Gen10 Plus Entry (2.5inch)
  • DL385 Gen10 SMB (2.5inch)
  • DL385 Gen10 Solution (2.5inch)
  • DL560 Gen10 (2.5inch)
  • DL560 Gen10 Base (2.5inch)
  • DL560 Gen10 Entry (2.5inch)
  • DL560 Gen10 Performance (2.5inch)
  • DL580 Gen10 (2.5inch)
  • DL580 Gen10 Base (2.5inch)
  • DL580 Gen10 Entry (2.5inch)
  • DL580 Gen10 Performance (2.5inch)
HPE ProLiant ML Series
  • ML350 Gen10 (2.5inch)
  • ML350 Gen10 Base (2.5inch)
  • ML350 Gen10 Entry (2.5inch)
  • ML350 Gen10 High Performance (2.5inch)
  • ML350 Gen10 Performance (2.5inch)
  • ML350 Gen10 SMB (2.5inch)
  • ML350 Gen10 Solution (2.5inch)
  • ML350 Gen10 Special Server (2.5inch)
  • ML350 Gen10 Sub-Entry (2.5inch)

In general, the HPE P21127-B21 800GB SAS SSD offers a compelling combination of performance, reliability, and advanced features, making it a versatile storage solution for enterprise server applications. Its high-speed data transfer rate, write-intensive design, and Smart Carrier technology make it well-suited for demanding workloads in diverse environments. Whether used in database servers, virtualization platforms, or cloud computing deployments, this SSD delivers the performance and durability required to keep critical systems running smoothly.

Brand Warranty:
3 Years Warranty
Product Condition:
New Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days

Here, you can check more available conditions of your desired product P21127-B21 at a competitive price. We are trying our best to meet your needs on the enterprise-level computer, server, data centre, and networking hardware. You are welcome to ask our live chat or get live representative support over the phone.

Other Available Categories For - Solid State Drive - SAS-12GBPS


Please choose your location for calculate shipping cost.


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.