HP 499229-001 72GB 15K RPM HDD SAS 6GBPS
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512545-B21 HP 72GB 15K RPM SAS 6GBPS Internal with Tray Hard Refurbished

Availability: In Stock
Part Number#: 512545-B21
List Price was: $696.97
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Short Description:
512545-B21 72 Gigabyte(GB) 15000 Revolutions Per Minute (RPM) Serial-Attached SCSI (SAS) 6 Gigabits Per Second (GBPS) Dual Port Internal 2.5Inch with Tray Hard Disk Drive for Server | Made by HP | Refurbished
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

Overview of the HP 72GB Hard Drive

The HP 72GB 15K RPM SAS 6GBPS Internal Hard Drive is a high-performance storage device designed for use in HP servers and storage systems. It offers a storage capacity of 72GB and operates at a rotational speed of 15,000 RPM, which results in faster data access and transfer rates.

The hard drive utilizes the SAS (Serial Attached SCSI) interface, which provides a faster data transfer rate and improved reliability compared to traditional SCSI. The SAS interface supports data transfer rates of up to 6Gbps, making it ideal for use in enterprise-level applications that require high-speed data transfer.

The HP 72GB hard drive is designed to work with a variety of HP servers and storage systems, including the HP ProLiant DL, ML, and BL series, as well as HP StorageWorks MSA and P2000 systems. The hard drive is also hot-swappable, which means that it can be replaced without shutting down the system.

Data Transfer Rates and Latency

Data transfer rate refers to the speed at which data can be read from or written to the hard drive. In the case of the HP 72GB hard drive, the data transfer rate is up to 6Gbps, which is the maximum speed supported by the SAS interface.

The data transfer rate is affected by various factors, including the rotational speed of the disk, the size of the data blocks, and the efficiency of the data transfer protocol. The higher the data transfer rate, the faster the hard drive can read and write data, resulting in faster system performance and improved productivity.

Latency refers to the amount of time it takes for the hard drive to respond to a request for data. It is determined by the rotational speed of the disk and the time it takes for the read/write head to access the data on the disk. The HP 72GB hard drive has a rotational speed of 15,000 RPM, which results in lower latency and faster access times compared to hard drives with lower rotational speeds.

Lower latency and higher data transfer rates are particularly important in applications that require high-speed data access and transfer, such as databases, virtualization, and content delivery networks. In these applications, faster data access and transfer can result in improved system performance, reduced response times, and increased productivity.

Power Consumption and Heat Dissipation

Power consumption and heat dissipation are important factors to consider when selecting a hard drive, especially for use in servers and storage systems where multiple hard drives are used. The HP 72GB hard drive has a maximum power consumption of 9.6 watts during operation and 6.2 watts when idle. The power consumption is influenced by various factors such as rotational speed, capacity, and interface type.

Heat dissipation is also a critical factor since hard drives generate heat during operation, which can cause damage to the device and the surrounding components. The HP 72GB hard drive has a typical heat dissipation rate of 32 BTU/hr, which means it can generate up to 32 British Thermal Units of heat per hour during operation.

To mitigate the heat generated by the hard drive, it is essential to ensure adequate cooling in the server or storage system. Many servers and storage systems are designed with built-in cooling systems that regulate the temperature of the internal components. It is important to ensure that the cooling system is operating correctly to prevent damage to the hard drive or other components.

Lower power consumption and effective heat dissipation are crucial in enterprise-level applications that require continuous operation and long-term reliability. Hard drives with low power consumption and efficient heat dissipation can reduce the overall power consumption and cooling requirements, resulting in lower operating costs and increased system reliability.

General Information

  • Manufacturer : Hewlett Packard
  • Manufacturer Part Number : 512545-B21
  • Brand Name : HP
  • Product Name : Serial Attached SCSI Internal Hard Drive
  • Product Type : Hard Drive

Technical Information

  • Storage Capacity : 72 GB
  • Maximum External Data Transfer Rate : 600 MBPS
  • Rotational Speed : 15K RPM
  • Hard Drive Interface : 2 X SAS 600 Serial Attached SCSI

Physical Characteristics

  • Form Factor : Internal
  • Compatible Drive Bay Width : 2.5
  • Hot Swappable : Yes

Shipping Information

  • Shipping Dimensions : 5.0 Height X 7.0 Width X 9.0 Depth
  • Shipping Weight : 1.12 Lb

Compatibility Information

  • Hp Proliant Bl465c G6 Server Series
  • Hp Proliant Bl685c G6 Server Series

Hp Proliant Dl Servers

  • Hp Proliant Dl2x170h G6 Server Series
  • Hp Proliant Dl385 G6 Server Series
  • Hp Proliant Dl4x170h G6 Server Series
  • Hp Proliant Dl585 G6 Server Series
Product Condition:
Warranty provided by ALLHDD.COM:
90 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:

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UPS® First Overnight - Saturday
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FedEx Shipping Options:

FedEx Ground®
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FedEx Express Saver®
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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®
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Available throughout all 50 states

FedEx First Overnight®
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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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