This product is either discontinued or we cannot get that from suppliers.
Synology Rackstation 12-Bay 3.5" Diskless Network Storage 4xG (RS3617XS+) CPU Model, Intel Xeon D-1531, CPU Architecture , 64-bit , 8 GB DDR4 ECC UDIMM, Total, 4, Drive Bays , 12, Maximum Internal Raw, 192 TB (16 TB drive x 12).
Synology RackStation RS3617xs+ provides a reliable, superior-performance NAS Storage solution for large scale businesses with comprehensive business applications, with builtin 10GBase-T support and scalability of up to 36 drives.