| CPU Model | CPU Quantity | CPU Core | CPU Architecture | CPU Frequency | Hardware Encryption Engine |
| Intel Xeon D-1541 | 1 | 8 | 64-bit | 2.1 (base) / 2.7 (turbo) GHz | Yes |
| System Memory | Memory Module Pre-installed | Total Memory Slots | Maximum Memory Capacity |
| 16 GB DDR4 ECC RDIMM | 16 GB (16 GB x 1) | 4 | 128 GB (32 GB x 4) |
| Drive Bays | Maximum Drive Bays with Expansion Unit | Compatible Drive Type* (See all supported drives) | Hot Swappable Drive* |
| 12 | 96 (RX1222sas x 7) | 3.5″ SAS HDD/ 2.5″ SAS SSD/ 3.5″ SATA HDD/ 2.5″ SATA SSD | Yes |
| RJ-45 1GbE LAN Port | RJ-45 10GbE LAN Port | Out-of-Band Management LAN Port | Max. Number of LAN Ports | USB 3.2 Gen 1 Port* | Expansion Port | Expansion Port Type |
| 4 | 2 | 1 | 15 | 2 | 1 | Mini-SAS HD |
| 2 x Gen3 x8 slots (x8 link) |
| Form Factor (RU) | Size (Height x Width x Depth) | Weight | Rack Installation Support* |
| 2U | 88 mm x 482 mm x 724 mm | 14.5 kg | 4-post 19″ rack (Synology Rail Kit – RKS-02) |
| System Fan | Fan Speed Mode | Easy Replacement System Fan | Power Recovery | Noise Level* | Scheduled Power On / Off | Wake on LAN / WAN | Power Supply Unit / Adapter | Redundant Power Supply | AC Input Power Voltage | Power Frequency | Power Consumption | British Thermal Unit |
| 80 mm x 80 mm x 4 pcs | Full-Speed Mode/ Cool Mode/ Quiet Mode | Yes | Yes | 49.8 dB(A) | Yes | Yes | 550 watts | Yes | 100V to 240V AC | 50/60 Hz, Single Phase | 136.15 watts (Access)/ 58.48 watts (HDD Hibernation)) | 464.56 BTU/hr (Access)/ 199.54 BTU/hr (HDD Hibernation) |
| Operating Temperature | Storage Temperature | Relative Humidity | Operating Humidity |
| 0°C to 35°C (32°F to 95°F) | -20°C to 60°C (-5°F to 140°F) | 5% to 95% RH | Operating Humidity |
| FCC/ CE/ BSMI/ VCCI/ RCM/ UKCA/ EAC/ CCC/ KC/ BIS/ UL |
| 5 Years |
| RoHS Compliant |
|
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Efficient handling of data-intensive applications with over 6,200/3,000 MB/s sequential read/write throughput.
Attach up to 7 additional Synology RX1222sas Expansion Units for up to 96 drive bays.
Leverage built-in 10GbE RJ-45 ports or boost network bandwidth with optional 10/25/40GbE and Fibre Channel adapters.
Minimize downtime with Synology High Availability
active-passive clustering and out-of-band (OOB) Management.
Backed by Synology’s 5-year limited hardware warranty.
Extend the standard 3-year hardware warranty8 of your DS1522+ with 2 more years of Synology-certified support.