Synology expansion unit rx1217rx1217rp delivers an effortless solution for data volume expansion and data backup for synology 2u rackstation nas with additional 12 drive bays rx1217rx1217rp seamlessly expands the storage capacity of the connected synology nas on the fly synology rx1217rx1217rp is backed with synologyrsquos 5 year limited warranty volume expansion amp backup when running out of storage capacity on the synology 2u rackstation synology rx1217rx1217rp provides an easy