This Seagate Momentus 5400.2 40GB hard drive, model number ST9408114A, is a reliable 2.5-inch internal storage solution designed for laptop computers. Operating at a speed of 5400 RPM, this IDE P-ATA drive offers 8MB of cache to manage data effectively for older systems and legacy hardware applications.This unit is in used condition and has been tested to ensure operational readiness. The drive features a compact form factor, making it suitable for standard 2.5-inch drive bays requiring an IDE connection. It is an ideal replacement part for restoring functionality to older laptops or embedded systems that utilize the P-ATA interface.Included with this listing is the Seagate ST9408114A hard drive as pictured. Please verify that your hardware supports the 2.5-inch IDE interface before purchase. This drive provides 40GB of storage capacity and maintains consistent performance specifications for standard data storage needs.