HP 516826-B21 450GB-15K RPM HDD SAS 6GBPS
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516826-B21 HP 450GB 15K RPM SAS 6GBPS Dual Port Internal Refurbished

Availability: In Stock
Part Number#: 516826-B21
List Price was: $95.00
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Short Description:
516826-B21 450 Gigabyte(GB) 15000 Revolutions Per Minute (RPM) Serial-Attached SCSI (SAS) 6 Gigabits Per Second (GBPS) Large Form Factor (LFF) 2.5Inch with Tray Hard Disk Drive for Server | Made by HP | Refurbished
Product Condition:
Warranty provided by ALLHDD.COM:
30 Days

Overview of HP 450GB SAS Hard Drive

The HP 450GB SAS (Serial Attached SCSI) hard drive is a high-performance storage device designed for use in servers and other data-intensive applications. With a spindle speed of 15,000 RPM, it is capable of delivering fast read/write speeds and quick access to data. The hard drive is designed for use in a variety of environments, including data centers, cloud computing, and virtualization.

The HP 450GB SAS hard drive is a dual-port device, which means it can connect to two different SAS ports on a server or storage system, providing redundancy and failover protection. This helps ensure that data is always available and that there is no downtime or loss of information due to a single point of failure.

The hard drive is built with a SAS 6Gbps (gigabits per second) interface, which is a high-speed connection that enables fast data transfer rates. It also has a large 450GB storage capacity, which provides ample space for storing data and applications.

SAS 6GBPS Interface and its Advantages

SAS (Serial Attached SCSI) is a high-speed interface that connects storage devices, such as hard drives and solid-state drives, to a server or storage system. The SAS interface is designed to provide fast data transfer rates and low latency, making it ideal for data-intensive applications and environments.

The SAS interface is available in different speeds, such as 3Gbps, 6Gbps, and 12Gbps. The 6Gbps (gigabits per second) SAS interface is a widely used interface that provides significant advantages over older interfaces, such as SATA (Serial ATA) and SCSI.

The advantages of the SAS 6Gbps interface include:

  • Fast Data Transfer Rates: The SAS 6Gbps interface provides faster data transfer rates than SATA and SCSI, making it ideal for data-intensive applications that require high bandwidth.
  • Low Latency: The SAS interface has a low latency, which means that data can be accessed quickly, providing fast response times.
  • Scalability: The SAS interface is highly scalable, allowing for the connection of multiple devices to a single controller or host bus adapter. This makes it ideal for use in large storage systems and data centers.
  • Dual Port Connectivity: SAS devices can be configured with dual port connectivity, which provides redundancy and failover protection. This ensures that data is always available and that there is no downtime or loss of information due to a single point of failure.
  • Backward Compatibility: The SAS interface is backward compatible with older SCSI devices, allowing for the use of legacy hardware with newer storage systems.

Data Security and Protection Features

Data security and protection features are essential for any storage device, especially for those used in data-intensive applications and environments, where sensitive data may be at risk. The HP 450GB SAS hard drive is designed with several features to ensure data security and protection, including:

  • Self-Encryption: The hard drive supports self-encryption, which means that data stored on the drive is automatically encrypted using AES (Advanced Encryption Standard) encryption. This helps to protect the data from unauthorized access and ensures data confidentiality.
  • Secure Erase: The hard drive also supports secure erase, which is a feature that allows for the complete and secure removal of all data from the drive. This ensures that sensitive data is completely erased from the drive and cannot be recovered.
  • S.M.A.R.T. Technology: The hard drive uses S.M.A.R.T. (Self-Monitoring, Analysis, and Reporting Technology) to monitor the health of the drive and detect potential issues before they become critical. This helps to ensure data integrity and minimize the risk of data loss due to hardware failures.
  • RAID Support: The hard drive supports RAID (Redundant Array of Independent Disks), which is a technology that combines multiple hard drives into a single logical unit for improved performance, data redundancy, and failover protection. This helps to ensure that data is always available, even in the event of a single drive failure.
  • Temperature Monitoring: The hard drive includes temperature monitoring features that help to ensure that the drive operates within safe temperature limits. This helps to prevent data loss due to drive failures caused by overheating.

Product Information

  • Manufacturer Name: HP
  • MPN: 516826-B21
  • Type: Hard Drive
  • HDD Type: SAS 6GBPS
  • SKU: 516826-B21

Technical Information

  • Capacity: 450 GB
  • Form Factor: 3.5 Inch LFF
  • Interface: SAS 6GBPS
  • Bytes per Sector: 512E
  • Drive Transfer Rate: 600 MBPS (External)
  • Seek Time: 3.5 MS (Average) / 6.8 MS (Max)
  • Track-to-Track Seek Time: 0.2 MS
  • Spindle Speed: 15000 RPM

Dimension and Weight

  • Width: 4 Inch
  • Depth: 5.8 Inch
  • Height: 1 Inch
  • Weight: 1.52 LBS

Expansion & Connectivity

  • Interfaces: 1 x SAS 6GB/S
  • Compatible Bay: 3.5 Inch LFF


  • Compliant Standards: WEEE

Environmental Parameters

  • Min Operating Temperature: 50 °F
  • Max Operating Temperature: 95 °F


  • HP ProLiant DL Series: DL120 G6, DL160 G6, DL320e (3.5 inch), DL320e (3.5 inch), DL320e Entry (3.5 inch), DL320e Performance (3.5 inch)
  • HP ProLiant ML Series: ML110 G6, ML110 G7, ML150 G6, ML310e (3.5 inch), ML310e (3.5 inch), ML310e (3.5 inch), ML310e(3.5 inch), ML310e, ML330 G6
Product Condition:
Warranty provided by ALLHDD.COM:
30 Days

About Refurbished Products

Refurbished products are typically refurbished by an Original Manufacturer or an affiliate of the manufacturer or 3rd party facility. This product may have minor blemishes due to normal product usage and doesn't necessarily come with documentation and software unless indicated, but has been well tested and generally has never had any defects.

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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.

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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®
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Available throughout all 50 states

FedEx Standard Overnight®
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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.
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  • 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
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