Synology RX415 is a versatile expansion unit designed to seamlessly integrate with Synology RackStations, offering effortless storage scalability and data backup solutions. With four additional drive slots, you can easily expand the storage capacity of your Synology RackStation without interrupting ongoing services. The RX415 also serves as a dedicated local backup solution, providing an extra layer of protection for your critical data. Its compact and short-depth chassis design makes it suitable for space-constrained environments such as 2-post racks and wall-mounted installations.