Seagate EE25.2 Series 40GB 2.5" 5400RPM PATA Extreme Class Internal HDD

The Seagate ST940817AM is a 40 GB internal hard drive built for situations where ordinary drives give up. It fits a 2.5 inch bay, spins at 5400 RPM, and uses an 8 MB cache to keep everyday reads and writes responsive. Because it connects through a Parallel ATA interface, it slips easily into legacy industrial controllers, older test equipment, and maintenance laptops that still rely on PATA cabling and BIOS support.

Seagate engineers designed this model with environmental resilience in mind. It keeps its performance steady across wide temperature swings, and it continues to operate when constant vibration or an unexpected jolt would sideline a consumer drive. That durability makes it a dependable choice for factory floor computers, in-vehicle data recorders, marine navigation units, and any application that travels or sits in a cabinet where cooling and isolation are hard to guarantee.

Integrators who need a storage device that can be installed once and trusted for years will value the drive’s rugged construction. Technicians replacing aging storage in legacy gear will appreciate that the drive arrives ready to drop in without adapters or firmware tweaks. Whether you are extending the life of transportation systems, upgrading handheld diagnostic tools, or building a small-footprint industrial PC, the ST940817AM offers a simple path to reliable, low-maintenance storage.

• 40 GB storage capacity for logs, configuration files, and operating systems
• 5400 RPM rotation speed delivers consistent everyday performance
• 8 MB cache helps smooth burst data transfers
• Parallel ATA interface maintains compatibility with legacy hardware
• Engineered to resist vibration and shock in mobile or industrial settings
• Operates reliably across an extended temperature range