Conner CFA270A 270MB ATA-33 IDE front view Conner CFA270A 270MB ATA-33 IDE front view
Conner CFA270A 270MB ATA-33 IDE front view Conner CFA270A 270MB ATA-33 IDE front view
Conner CFA270A top view Conner CFA270A top view
Conner CFA270A angled view Conner CFA270A angled view
Conner CFA270A 270MB ATA-33 IDE front view
Conner CFA270A 270MB ATA-33 IDE front view
Conner CFA270A top view
Conner CFA270A angled view

Conner

Conner CFA270A – 270MB | ATA-33 IDE | 4500RPM | 3.5" | Legacy HDD

$99.95

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

The CFA270A is a 270MB ATA-33 IDE hard drive featuring 4500RPM, 256KB cache, and 12ms average seek time in a 3.5" form factor. Built for early to mid-1990s DOS and Windows systems, it is ideal for vintage computer restoration, legacy system maintenance, and retro computing projects. Compatible with 486 and Pentium-class PCs with ATA/IDE controllers and systems requiring ATA-2 Fast interface support. The drive features advanced head parking and on-the-fly ECC for reliable continuous operation in the 250,000-hour MTBF class typical of early IDE drives.

All products from Anand International ship brand new and factory sealed. Volume and B2B pricing available for qualified buyers.
Specifications
  • Manufacturer: Conner
  • Model: CFA270A
  • Capacity: 270MB
  • Interface: ATA-33 IDE
  • Spindle Speed: 4500RPM
  • Cache: 256KB
  • Form Factor: 3.5"
  • Seek Time: 12ms average
  • Latency: 6.7ms
  • MTBF: 250,000 hours
  • Drive Type: Legacy IDE HDD
  • Warranty: 90 days
  • Shipping: Free domestic US shipping
  • Condition: Brand New, Factory Sealed
Product Features
  • 270MB formatted capacity
  • ATA-2 Fast/Enhanced IDE interface
  • 4500RPM spindle speed
  • 256KB read-ahead cache buffer
  • 12ms average seek time
  • On-the-fly ECC error correction
  • Head parking and lift/lock mechanism
  • Master/Slave jumper configuration
  • 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 early x86 systems with ATA/IDE controllers, DOS 5.0+, Windows 3.1/95, and systems supporting ATA-2 Fast interface. Not compatible with modern SATA motherboards without IDE controller cards or systems requiring drives larger than 504MB 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.

270MB ATA-33 IDE 4500RPM 12ms Seek Factory Sealed

Why the CFA270A — Legacy IDE Still Available New storage solution

The Conner CFA270A represents mid-1990s IDE storage technology at its peak, offering reliable 270MB capacity with ATA-2 Fast interface compatibility. This drive era bridged the gap between early slow IDE drives and modern high-capacity storage, providing the perfect balance of compatibility and performance for period-appropriate systems. Its robust mechanical design and proven reliability make it essential for vintage computing enthusiasts and legacy system maintenance.

ATA-2 Fast Interface Compatibility

Native ATA-2 Fast/Enhanced IDE interface ensures broad compatibility with mid-1990s motherboards and controller cards. Supports both master and slave configurations for dual-drive setups.

4500RPM Performance Class

Higher spindle speed than earlier 3600RPM drives provides improved data transfer rates and reduced access times. Delivers 4MB/s internal transfer rate for period-appropriate system performance.

256KB Cache Buffer

Large cache buffer for its era with read-ahead capability improves overall system responsiveness. Advanced caching algorithm optimizes data retrieval for DOS and early Windows applications.

Legacy System Restoration

Perfect capacity and interface match for authentic vintage computer builds and restorations. Essential for maintaining period-correct specifications in classic PC configurations.

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.