Standard 3.5 LFF hot swap hard disk carrier, direct replacement for original HP Gen8 Gen9 server drive trays, perfectly fits DL360 G8/G9, DL380 G8/G9, DL388 G9 and other mainstream HP rack servers; Dual compatibility with SATA and SAS hard drives, supports enterprise mechanical HDD and 3.5 -inch SATA solid state drives for server storage expansion; Complete hot swap function with working indicator light and fault alarm latch, allowing hard disk replacement without shutting down the server to ensure uninterrupted business operation; Reinforced metal and plastic integrated structure with reserved ventilation holes to optimize hard disk heat dissipation, effectively reduce high temperature failure risk during long-term continuous operation; Comes with matched mounting screws for fast hard disk fixation, consistent with original size and bay buckle structure, no modification required during installation