Seagate ST34520A 4.5GB ATA-33 IDE front view Seagate ST34520A 4.5GB ATA-33 IDE front view
Seagate ST34520A 4.5GB ATA-33 IDE front view Seagate ST34520A 4.5GB ATA-33 IDE front view
Seagate ST34520A top view Seagate ST34520A top view
Seagate ST34520A angled view Seagate ST34520A angled view
Seagate ST34520A 4.5GB ATA-33 IDE front view
Seagate ST34520A 4.5GB ATA-33 IDE front view
Seagate ST34520A top view
Seagate ST34520A angled view

Seagate

Seagate ST34520A – 4.5GB | ATA-33 IDE | 7200RPM | 3.5" | Legacy HDD

$125.00

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

The ST34520A is a 4.5GB ATA-33 IDE hard drive featuring 7200RPM, 512KB cache, and 10ms average seek time in a 3.5" form factor. Built for mid-1990s desktop and workstation systems, it is ideal for legacy system restoration, vintage computing projects, and retro gaming builds. Compatible with 486, Pentium, and early Pentium II systems supporting ATA-3/Ultra ATA-33 interfaces. The Medalist series was engineered for continuous operation with Seagate's SMART monitoring and enhanced data integrity features for its era.

All products from Anand International ship brand new and factory sealed. Volume and B2B pricing available for qualified buyers.
Specifications
  • Manufacturer: Seagate
  • Model: ST34520A
  • Capacity: 4.5GB
  • Interface: ATA-33 IDE
  • Spindle Speed: 7200RPM
  • Cache: 512KB
  • Form Factor: 3.5"
  • Seek Time: 10ms average
  • Latency: 4.2ms
  • MTBF: 800,000 hours
  • Drive Type: Internal
  • Warranty: 90 days
  • Shipping: Free domestic US shipping
  • Condition: Brand New, Factory Sealed
Product Features
  • ATA-3/Ultra ATA-33 interface with 33MB/s transfer rate
  • High-performance 7200RPM spindle speed
  • 512KB intelligent cache buffer
  • Enhanced SMART monitoring capabilities
  • Low-level formatting support
  • Master/slave jumper configuration
  • Compatible with DOS, Windows 3.x, Windows 95/NT
  • Medalist Pro series reliability engineering
  • 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 486, Pentium, and Pentium II systems with ATA/IDE controllers, legacy workstations, and vintage computing platforms. Not compatible with systems requiring SATA interface or drives larger than 528MB without LBA support.
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.

4.5GB ATA-33 7200RPM 512KB Cache Factory Sealed

Why the ST34520A is the right Legacy HDD

The Seagate Medalist ST34520A represents the pinnacle of mid-1990s IDE drive technology, offering high-performance 7200RPM operation when most drives were 5400RPM. Part of Seagate's acclaimed Medalist series, it delivered professional-grade reliability for desktop and workstation applications. The drive's ATA-3 interface and intelligent caching made it ideal for Windows 95/NT systems and demanding applications of its era.

High-Performance 7200RPM Operation

Advanced 7200RPM spindle speed provides faster data access compared to standard 5400RPM drives of the era. Superior performance for demanding applications and multitasking environments.

ATA-33 IDE Interface Standard

Ultra ATA-33 interface delivers 33MB/s transfer rates with full backward compatibility. Perfect for legacy systems requiring authentic period-correct hardware.

512KB Intelligent Cache Buffer

Advanced multi-segmented cache system optimizes data flow and reduces seek times. Enhanced performance for sequential and random access patterns.

Medalist Series Engineering

Professional-grade construction with SMART monitoring and enhanced reliability features. Designed for continuous operation in demanding desktop and workstation environments.

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.