Seagate ST9240AG 240MB PATA IDE front view Seagate ST9240AG 240MB PATA IDE front view
Seagate ST9240AG 240MB PATA IDE front view Seagate ST9240AG 240MB PATA IDE front view
Seagate ST9240AG top view Seagate ST9240AG top view
Seagate ST9240AG 240MB PATA IDE front view
Seagate ST9240AG 240MB PATA IDE front view
Seagate ST9240AG top view

Seagate

Seagate ST9240AG – 240MB PATA-IDE | 4200 RPM | 2.5" | Laptop HDD

$115.00

Brand New, Factory Sealed | In Stock | Bulk Orders Available

The ST9240AG is a 240MB PATA IDE hard drive featuring 4200 RPM, minimal cache buffer, and 19ms average seek time in a 2.5" form factor. Built for early 1990s portable computing systems, it is ideal for vintage laptop restoration, legacy system repair, and retro computing projects. Compatible with 286, 386, and 486-based laptops using standard 44-pin IDE interfaces. This drive represents the transition period when laptop storage moved from floppy-dependent systems to integrated hard disk solutions in mobile computers.

All products from Anand International ship brand new and factory sealed. Volume and B2B pricing available for qualified buyers.
Specifications
  • Manufacturer: Seagate
  • Model: ST9240AG
  • Capacity: 240MB
  • Interface: PATA IDE 44-pin
  • Spindle Speed: 4200 RPM
  • Cache: Minimal buffer
  • Form Factor: 2.5 inch
  • Seek Time: ~19ms average
  • Latency: ~7.1ms rotational
  • MTBF: ~300,000 hours
  • Drive Type: Laptop HDD
  • Warranty: 90 days
  • Shipping: Free domestic US shipping
  • Condition: Brand New, Factory Sealed
Product Features
  • 240MB capacity for early 1990s applications
  • 2.5-inch laptop form factor
  • 4200 RPM spindle speed
  • PATA IDE 44-pin interface
  • Stepper motor or early voice coil actuator
  • Thin film recording media
  • Single platter design
  • Low power consumption for battery operation
  • Direct replacement for legacy systems requiring IDE/ATA connectivity
  • 90-day Anand International warranty on all legacy stock
  • Free domestic US shipping included
  • Volume and B2B pricing available for qualified buyers
Compatibility

Compatible with 286, 386, and 486-based laptops featuring 44-pin IDE interfaces, vintage portable computers, and legacy system restoration projects. Not compatible with modern SATA systems or laptops requiring 9.5mm drive height specifications.
Shipping & Returns
  • Free Shipping: We currently offer free Economy Shipping within the continental U.S. with no minimum order required. Expedited shipping is available at standard carrier rates.
  • Same-Day Shipping: Order placed before 2PM PST will ship the same day. Orders received after this time will ship the following business day.
  • Hassle-Free Returns: If you're not completely satisfied with your purchase, simply return it within 10 days for a hassle-free refund or exchange.

240MB PATA IDE 4200RPM 2.5" Factory Sealed

Why the ST9240AG is the right vintage laptop drive

The ST9240AG represents early 1990s laptop storage technology when 240MB was considered substantial capacity for portable computing. This drive bridges the gap between floppy-dependent systems and modern hard disk storage, offering reliable PATA IDE connectivity in the compact 2.5-inch form factor. Essential for authentic vintage laptop restoration and retro computing enthusiasts seeking period-correct storage solutions.

Early 1990s Laptop Heritage

Authentic 240MB capacity typical of premium laptops from the early 1990s computing era. Perfect for running MS-DOS, early Windows, and period-appropriate software applications.

44-Pin PATA IDE Interface

Standard laptop IDE connectivity compatible with 286, 386, and 486-based portable computers. Direct plug-and-play installation in vintage laptop systems.

Compact 2.5-Inch Form Factor

Space-efficient design optimized for laptop integration with low power consumption for extended battery operation. Ideal weight and size for portable computing applications.

Vintage Computing Essential

Critical component for retro computer restoration, vintage laptop repair, and authentic period computing experiences. Enables proper function of legacy portable systems.

New Old Stock with 90-Day Warranty

Available as brand new, factory sealed old stock units from Anand International with a 90-day warranty. Ideal for legacy system maintenance, vintage computing restoration, and hard-to-find replacement needs.

Frequently Asked Questions

Frequently asked questions for IDE, including information on usage, configuration, and compatibility.

1. What is an IDE hard drive?

An IDE (Integrated Drive Electronics) hard drive is a legacy type of storage device that connects to a computer using a 40-pin ribbon cable and Molex power connector. It was widely used before SATA drives became standard.
2. Can IDE hard drives be used in modern computers?

Most modern PCs do not have IDE ports. However, you can still use an IDE hard drive with a compatible IDE controller card or an IDE-to-SATA/USB adapter.
3. What devices are IDE hard drives compatible with?

IDE hard drives are commonly used in older desktops, servers, DVR systems, legacy industrial equipment, and other electronics that require ATA/100 or ATA/133 interfaces.
4. Are IDE and PATA the same thing?

Yes. IDE is also known as PATA (Parallel ATA). Both terms refer to the same interface standard, which uses wide ribbon cables to connect drives.
5. How do I know if my system supports an IDE hard drive?

Check if your motherboard has a 40-pin IDE connector. If not, you can use an adapter or external enclosure that converts IDE to SATA or USB.
6. What is the maximum capacity of an IDE hard drive?

Most IDE hard drives range from a few hundred megabytes to 500GB, though practical support depends on your system’s BIOS limitations.
7. Can IDE hard drives be used for external storage?

Yes. By using an IDE-to-USB adapter or external IDE enclosure, you can repurpose an IDE hard drive as an external storage device.