Samsung SFD-321B/LCPN7 1.44MB 3.5" Internal Floppy Drive 34-Pin FDD

Samsung SFD-321B/LCPN7 1.44MB 3.5" Internal Floppy Drive 34-Pin FDD

This is a 3.5-inch internal floppy disk drive with 1.44MB storage capacity, designed for legacy desktop computer systems. The drive connects via a standard 34-pin FDD interface and 4-pin power connector, making it compatible with a wide range of older PC motherboards. It was originally manufactured by Samsung under the Compaq OEM part number 176137-F30 for use in Compaq Deskpro, Presario, and Evo series desktop computers.

Specifications & What's Included

• Brand: Samsung
• Model: SFD-321B/LCPN7
• OEM Part Number (Compaq): 176137-F30
• Storage Capacity: 1.44MB
• Form Factor: 3.5" internal drive
• Interface: 34-Pin Floppy (FDD)
• Power Connector: 4-Pin floppy power
• Power Requirements: DC 5V, 0.7A
• Country of Manufacture: China
• Included: Drive unit only — cables and mounting hardware not included

Applications

Floppy drives of this type were standard equipment in desktop computers throughout the 1990s and early 2000s, serving critical functions such as system boot, software installation, and data transfer before widespread adoption of CD-ROM drives and later USB storage. The Samsung SFD-321B was specifically designed for Compaq's consumer and business desktop lines, where it became a ubiquitous component. Today, these drives remain functional and useful for legacy system maintenance, system recovery, bootable diagnostics, and for users maintaining or restoring vintage Compaq systems. The 34-pin FDD interface is the industry-standard connector for floppy drives across IBM-compatible personal computers of that era, ensuring broad compatibility beyond just Compaq systems. For systems that still require boot or recovery disk access, or for hobbyists and collectors working with vintage computing hardware, this drive provides a genuine replacement or spare unit.