The EMC Isilon 3.5" LFF Tray Caddy Sled is a specialized enclosure designed for use with EMC Isilon systems. Specifically, it is compatible with models such as X200, X210, X400, X410, NL400, and NL410. This tray caddy sled allows for easy insertion and removal of 3.5" LFF (Long Form Factor) drives in these EMC Isilon systems, providing a convenient and efficient way to manage storage capacity and data access within the server component environment. With the trusted EMC brand behind it, this tray caddy sled ensures reliable performance and compatibility with the specified EMC Isilon systems.