| Controller Type | Serial ATA |
| Country of Origin | Taiwan |
| Depth | 27.2" |
| Ethernet Technology | Gigabit Ethernet |
| Expansion Slot Type | PCI Express x8 |
| Form Factor | Rack-mountable |
| Height | 3.5" |
| Maximum Power Supply Wattage | 500 W |
| Memory Technology | DDR4 SDRAM |
| Network (RJ-45) | Yes |
| Number of 2.5" / 3.5" Bays, Number of Hard Drives Supported, Number of Solid State Drive Supported, Number of Total Expansion Bays | 12 |
| Number of Hard Drives Installed, Number of Solid State Drive Installed | No |
| Number of Total Expansion Slots, Number of USB 3.0 Ports, Total Number of USB Ports | 2 |
| Operating System | DiskStation Manager |
| Packaged Quantity | 1 |
| Processor Core | Quad-core (4 Core) |
| Processor Manufacturer | Intel |
| Processor Model | D-1521 |
| Processor Speed | 2.40 GHz |
| Processor Type | Xeon |
| Product Family | RackStation XS |
| Product Line | RackStation |
| Product Model | RS3618XS |
| Product Name | 12-Bay NAS Rackstation RS3618XS Diskless |
| Product Series | XS |
| Product Type | SAN/NAS Storage System |
| Rack Height | 2U |
| RAID Levels | 0, 1, 5, 6, 10, Basic, JBOD, RAID F1 |
| Standard Memory | 8 GB |
| Total Hard Drive Capacity Supported | 144 TB |
| Width | 16.9" |