CPU

CPU Model

Intel Celeron J4125

CPU Architecture

64-bit

CPU Frequency

4-core 2.0 (base) / 2.7 (burst) GHz

Hardware Encryption Engine (AES-NI)

Memory

System Memory

2 GB DDR4 non-ECC

Total Memory Slots

1

Maximum Memory Capacity

6 GB (2 GB + 4 GB)

Notes

• Please select Synology memory modules for optimum compatibility and reliability. Synology will not provide complete product warranty or technical support if non-Synology memory modules are used for memory expansion.
• Synology reserves the right to replace memory modules with the same or higher frequency based on supplier's product life cycle status. Rest assured that the compatibility and stability have been strictly verified with the same benchmark to ensure identical performance.

Storage

Drive Bays

2

Maximum Drive Bays with Expansion Unit

7 (DX517 x 1)

M.2 Drive Slots

2 (NVMe)

Compatible Drive Type

• 3.5" SATA HDD
• 2.5" SATA HDD
• 2.5" SATA SSD
• M.2 2280 NVMe SSD

Maximum Internal Raw Capacity

32 TB (16 TB drive x 2) (Capacity may vary by RAID types)

Maximum Raw Capacity with Expansion Units

112 TB (32 TB + 16 TB drive x 5) (Capacity may vary by RAID types)

Maximum Single Volume Size*

108 TB

Hot Swappable Drive

Notes

• "Compatible drive type" indicates drives that have been tested to be compatible with Synology products. This term does not indicate the maximum connection speed of each drive bay.
• The maximum raw capacity is not limited by the maximum single volume size. Synology NAS models may utilize capacities over the maximum single volume size as long as each volume created is below the limit.
• Each internal volume (may consist of multiple drives) is expandable up to 108TB.

External Ports

RJ-45 1GbE LAN Port

2 (with Link Aggregation / Failover support)

USB 3.0 Port

2

eSATA Port

1

File System

Internal Drives

• Btrfs
• EXT4

External Drives

• Btrfs
• EXT4
• EXT3
• FAT
• NTFS
• HFS+
• exFAT*

Notes

exFAT Access is purchased separately in Package Center.

Appearance

Size (Height x Width x Depth)

166 mm x 106 mm x 223 mm

Weight

1.51 kg

Others

System Fan

92 mm x 92 mm x 1 pcs

Fan Speed Mode

• Full-Speed Mode
• Cool Mode
• Quiet Mode

Brightness Adjustable Front LED Indicators

Power Recovery

Noise Level*

18.4 dB(A)

Scheduled Power On / Off

Wake on LAN / WAN

Power Supply Unit / Adapter

65 W

AC Input Power Voltage

100 V to 240 V AC

Power Frequency

50/60 Hz, Single Phase

Power Consumption*

16.44 W (Access)
6.19 W (HDD Hibernation)

British Thermal Unit

56.1 BTU/hr (Access)
21.12 BTU/hr (HDD Hibernation)

Notes

• Power consumption is measured when it is fully loaded with Western Digital 1TB WD10EFRX hard drive(s).
• Noise Level Testing Environment: Fully loaded with Seagate 2TB ST2000VN000 hard drive(s) in the idle state. Two G.R.A.S. Type 40AE microphones, each set up 1 meter away from the Synology NAS at the front and rear. Background noise: 16.49-17.51 dB(A); Temperature: 24.25-25.75˚C; Humidity: 58.2-61.8%

Temperature

Operating Temperature

0°C to 40°C (32°F to 104°F)

Storage Temperature

-20°C to 60°C (-5°F to 140°F)

Relative Humidity

5% to 95% RH

Certification

• EAC
• VCCI
• CCC
• RCM
• KC
• FCC
• CE
• BSMI

Warranty

3 Years Manufacture