Up for sale is a Western Digital Caviar 2120 internal IDE hard drive, model WDAC2120-32M, P/N 99-004085-002, manufactured June 21, 1992 in Singapore.

This is a classic early-90s AT-compatible IDE (ATA) drive and a staple of 386/486-era PC builds.

Specifications:

Capacity: 125 MB

Interface: IDE/ATA (AT Compatible)

Cylinders: 872 | Heads: 8 | Sectors per Track: 35

Speed: 3,605 RPM

Power: 12V @ 0.24A / 5V @ 0.34A

Form factor: 3.5" full-height

DCM: DCAAPP

Serial: WT231577008

Condition: Used/vintage. Drive is cosmetically sound with normal age-related wear. Includes original desktop mounting rails (already attached). Drive was pulled from storage — not tested by seller. Sold as-is for vintage/retro computing, collection, or display. No power-on testing guarantee is implied.

Great for:

386/486 DOS or early Windows system builds

Retro/vintage PC restoration projects

Collectors of early WD Caviar hardware

Buyer is responsible for verifying compatibility with their system.

Ships carefully packed.