Seagate ST9500325AS 500GB Hard Disk Drive
If you need a large quantity of ST9500325AS 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.
6 of 6

Seagate ST9500325AS 500GB SATA-II 5.4K RPM Hard Drive 8MB Refurbished

Availability: In Stock
Part Number#: ST9500325AS
List Price was: $678.79
Your Price:
You Save: $454.79 (67% off)



Short Description:
ST9500325AS 500 Gigabyte(GB) Serial Advanced Technology Attachment (SATA)-II 5.4K Revolutions Per Minute (RPM) 8 Megabytes(MB) 2.5Inch Serial Ata-300 7-PIN Internal Hard Disk Drive | Made by Seagate | Refurbished
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days
Product Overview for the Seagate ST9500325AS 500GB 5.4K RPM HDD

In the world of computer hardware, hard drives play a crucial role in storing data. They come in various shapes, sizes, and specifications, making it essential to choose the right one for your needs. In this review, we'll delve into the Seagate ST9500325AS, a 500GB SATA-II 5.4K RPM hard drive with an 8MB cache, Serial ATA-300 interface, and 7-PIN internal connectivity. We'll explore its features, performance, compatibility, and why it might be the right choice for your storage requirements.

Introduction to the Seagate ST9500325AS

The Seagate ST9500325AS is a hard drive designed and manufactured by Seagate Technology, a well-known name in the storage solutions industry. This hard drive is part of their Momentus 5400.5 series and is targeted towards laptop and mobile computing applications. It offers a balance between storage capacity, performance, and power efficiency, making it suitable for a variety of use cases.

Key Specifications

Before we dive deeper into the features and capabilities of the ST9500325AS, let's take a closer look at its key specifications:

  • Capacity: This hard drive boasts a storage capacity of 500GB, which is ample space for a wide range of digital files, including documents, photos, videos, and applications.
  • Interface: It utilizes a Serial ATA-300 (SATA-II) interface. This interface type allows for high-speed data transfer between the hard drive and the computer's motherboard.
  • Rotational Speed: The drive operates at 5,400 revolutions per minute (RPM). This rotational speed, often referred to as spindle speed, affects the drive's read and write performance.
  • Cache: It features an 8MB cache. The cache, also known as buffer memory, plays a vital role in improving read and write speeds by storing frequently accessed data.
  • Form Factor: The Seagate ST9500325AS comes in a 2.5-inch form factor, which is standard for laptop hard drives. This compact size allows it to fit easily into most laptop enclosures.
  • Connectivity: It has a 7-PIN internal connectivity interface, which is commonly used for connecting hard drives within laptops.

Now that we've covered the essential specifications, let's explore the features and benefits of the Seagate ST9500325AS in more detail.

Features and Benefits
  • Impressive Storage Capacity: The Seagate ST9500325AS offers a generous 500GB of storage space. This capacity is perfect for users who need to store a substantial amount of data, including large files like high-definition videos, extensive photo libraries, and a wide range of applications. It provides room for your digital life to grow without constantly worrying about running out of space.
  • SATA-II Interface: This hard drive uses a Serial ATA-300 (SATA-II) interface. The SATA-II interface is a standard for modern storage solutions, and it provides several advantages. It delivers faster data transfer speeds than the older Parallel ATA (PATA) interface, allowing for quicker access to your data. SATA-II is also known for its ease of use, as it uses a simple and efficient data cable and power connector.
  • 5.4K RPM Rotational Speed: The rotational speed of a hard drive significantly impacts its performance. The Seagate ST9500325AS operates at 5,400 RPM, which strikes a balance between speed and power consumption. While it may not be as fast as 7,200 RPM drives, it is more power-efficient, making it suitable for laptops and mobile computing devices where battery life is a concern. It provides adequate performance for everyday tasks, such as web browsing, document editing, and media playback.
  • 8MB Cache: The 8MB cache in the ST9500325AS is a crucial feature for enhancing the drive's overall performance. This cache serves as a temporary storage location for frequently accessed data. When you request data from the drive, it's often quicker to access it from the cache than from the physical disk platters, resulting in faster response times. This is particularly beneficial for tasks that involve reading or writing small, frequently used files.
  • Compact Form Factor: The 2.5-inch form factor of the Seagate ST9500325AS makes it a perfect fit for laptops and other mobile computing devices. This compact size allows manufacturers to design thinner and lighter laptops without sacrificing storage capacity. It's also worth noting that many desktop computers can accommodate 2.5-inch drives with the help of an adapter bracket, making this hard drive versatile for a wide range of systems.
  • Low Power Consumption: Power efficiency is a critical consideration for laptop and mobile device users. The 5.4K RPM rotational speed of the ST9500325AS, along with its advanced power management features, ensures that it consumes minimal power. This results in longer battery life for laptops and less heat generation, which can be crucial for maintaining system stability and preventing overheating.
  • Quiet and Reliable: The Seagate ST9500325AS is designed to operate quietly, minimizing noise levels during regular use. This is especially important for laptops and other portable devices where loud hard drive noise can be distracting. Additionally, Seagate has a reputation for producing reliable drives, and the ST9500325AS is no exception. It is built to withstand the rigors of everyday use and offers dependable data storage.
Performance and Usage Scenarios

Now that we've explored the features and benefits of the Seagate ST9500325AS, it's important to discuss its performance and the scenarios where it excels.

  • Everyday Computing: For everyday computing tasks, such as web browsing, document editing, and streaming media, the ST9500325AS provides ample performance. Its 500GB capacity ensures that you have plenty of space for your files, while the 5.4K RPM rotational speed and 8MB cache contribute to snappy system responsiveness. This hard drive is well-suited for users who need a reliable and efficient storage solution for their day-to-day computing needs.
  • Multimedia Storage: If you're a multimedia enthusiast who needs to store a vast collection of photos, videos, and music, the ST9500325AS has you covered. With 500GB of storage, you can save a substantial library of multimedia files without worrying about running out of space. The drive's low power consumption and quiet operation make it an ideal choice for media center PCs or laptops used for entertainment purposes.
  • Backup and Archiving: Data backup and archiving are critical for protecting your important files. The Seagate ST9500325AS can serve as a reliable backup drive for your primary storage, whether it's in a laptop or a desktop computer. Its generous capacity ensures that you can back up your data without constantly juggling files to free up space. Additionally, the drive's low power consumption means it can be left on for extended periods, making it an excellent choice for automated backup solutions.
  • Portable Computing: For users who rely on laptops, ultrabooks, and other portable devices, the ST9500325AS offers the right combination of performance and energy efficiency. Its compact form factor and low power consumption make it a perfect fit for mobile computing. Whether you're on the go or working from a coffee shop, this drive provides the storage space you need without compromising battery life or adding unnecessary weight to your device.

Before purchasing any hard drive, it's essential to ensure it is compatible with your system. The Seagate ST9500325AS is designed to work with a wide range of laptops, desktops, and external storage enclosures. However, there are a few key compatibility factors to consider:

  • SATA Interface Compatibility: The ST9500325AS uses a Serial ATA-300 (SATA-II) interface. While this interface is widely supported, you should check your system's specifications to confirm compatibility. Most modern motherboards and storage controllers are equipped with SATA connectors, but older systems may rely on older interface types like PATA. If your system uses a different interface, you may need an adapter or a different hard drive.
  • Form Factor and Mounting: The 2.5-inch form factor of the ST9500325AS is standard for laptop hard drives. If you intend to use it on a desktop computer, you may need a mounting bracket or adapter to secure it properly in a 3.5-inch drive bay. These brackets are widely available and inexpensive.
  • Operating System Compatibility: The ST9500325AS is compatible with various operating systems, including Windows, macOS, and Linux. However, it's essential to be aware of the file system format when using the drive with different operating systems. For example, if you plan to use it on both Windows and macOS, you may want to format the drive with the exFAT file system for better cross-platform compatibility.
  • Enclosure and External Use: If you plan to use the ST9500325AS as an external drive, you can do so by placing it in an external hard drive enclosure. These enclosures come in various designs and may support different connectivity options like USB, eSATA, or Thunderbolt. Ensure that the enclosure you choose is compatible with the ST9500325AS's SATA interface for proper functionality.
General Information about this Seagate ST9500325AS
  • Manufacturer: Seagate
  • Part Number or SKU# ST9500325AS
  • Product Type: Notebook Drives
  • Product Name: Hard Disk Drive
Technical Specifications
  • Cache: 8MB
  • Capacity: 500GB
  • Areal Density: 394GB/IN2
  • Height: 9.5mm (0.374 inches)
  • Width: 69.85mm (2.75 inches)
  • Length: 100.35mm (3.957 inches)
  • Weight (Typical): 98.8g (0.218 pounds)
  • Spin Speed (RPM): 5400 RPM
  • Average Latency: 5.6ms
  • Random Read Seek Time: 14ms
  • I/O Data Transfer Rate: 300MB/s
  • 5V Start Max Current: 1.0A
  • Average Idle Power: 1.40W
  • Average Operating Power: 1.78W
  • Average Seek Power: 1.54W

In summary, the Seagate ST9500325AS 500GB SATA-II 5.4K RPM hard drive is a versatile storage solution suitable for a wide range of applications. Its impressive storage capacity, efficient SATA-II interface, and compact form factor make it a great choice for laptops, desktops, and external storage needs. Whether you need a reliable drive for everyday computing, multimedia storage, data backup, or portable computing, the ST9500325AS offers a well-balanced combination of features and performance.

When considering this hard drive, take the time to ensure compatibility with your system's specifications and intended use. With the right setup, the Seagate ST9500325AS can provide reliable and efficient storage for your digital life. Whether you're a student, professional, or multimedia enthusiast, this hard drive can be a valuable addition to your computing setup.

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.


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.