Panasonic JU-257A656P 3.5 Internal Floppy Disk Drive FDD 1.44MB IDE PC

Panasonic JU-257A656P 3.5 Internal Floppy Disk Drive FDD 1.44MB IDE PC

The Panasonic JU-257A656P is a 3.5-inch internal floppy disk drive manufactured by Matsushita Communication Industrial Co., Ltd. — the OEM manufacturing arm behind Panasonic-branded storage peripherals. This drive reads and writes standard 3.5-inch 1.44MB DD/HD floppy diskettes and interfaces with the host system via a standard 34-pin IDC ribbon cable connector.

Specifications & What's Included

• Model: Panasonic JU-257A656P
• Manufacturer: Matsushita Communication Industrial Co., Ltd.
• Drive size: 3.5 inch internal
• Storage capacity: 1.44MB (HD)
• Interface: 34-pin IDE floppy connector
• Form factor: Internal desktop/half-height
• Country of manufacture: Philippines
• Certifications: UL, CSA, TÜV Rheinland, CE (per label)
• Revision code: F8539
• Drive only — no cables, mounting hardware, or accessories included

Applications

The JU-257A656P is a standard 3.5-inch internal floppy disk drive of the type widely used in desktop PCs throughout the late 1990s and 2000s. This drive type was a common OEM component in systems from major manufacturers including IBM, Compaq, HP, and many whitebox builders. Today, these drives are primarily sought for legacy system restoration and maintenance — particularly for older industrial computers, CNC machine controllers, and embedded systems that require floppy-based boot or data transfer. The standard 34-pin interface is compatible with any motherboard or controller card featuring a floppy header.