Synology DiskStation DS223j Quad-Core 2 Bay NAS

DiskStation DS223j

Compact, quiet, and energy-efficient storage

All-in-one platform to organize your data

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Comprehensive data protection

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CPU · CPU Model · Realtek RTD1619B

CPU Quantity · 1

CPU Architecture · 64-bit

CPU Frequency · 4-core 1.7 GHz

Hardware Encryption Engine

Memory · System Memory · 1 GB DDR4 non-ECC

Notes · 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

Compatible Drive Type* (See all supported drives)

• 3.5" SATA HDD
• 2.5" SATA SSD (with optional 2.5" Disk Holder)

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.

External Ports

RJ-45 1GbE LAN Port*

1

USB 3.2 Gen 1 Port* · 2

Notes

• This device's 1GbE LAN ports have a maximum transmission unit (MTU) size of 1,500 bytes.
• The USB 3.0 standard was renamed to USB 3.2 Gen 1 by the USB Implementers Forum (USB-IF) in 2019.

File System

Internal Drives

• Btrfs
• EXT4

External Drives

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

Notes · Btrfs file system is available from DSM 7.2-64570.

Appearance

Size (Height x Width x Depth)

165 mm x 100 mm x 225.5 mm

Weight · 0.88 kg

Others

System Fan

92 mm x 92 mm x 1 pcs

Fan Speed Mode

• Full-Speed Mode
• Cool Mode
• Quiet Mode
• Low-power Mode

Brightness Adjustable Front LED Indicators

Power Recovery

Noise Level* · 18.2 dB(A)

Scheduled Power On / Off

Wake on LAN / WAN

Power Supply Unit / Adapter · 60 W

AC Input Power Voltage · 100V to 240V AC

Power Frequency · 50/60 Hz, Single Phase

Power Consumption

16.31 W (Access)
4 W (HDD Hibernation)

British Thermal Unit

55.62 BTU/hr (Access)
13.64 BTU/hr (HDD Hibernation)

Notes

• For more information on how power consumption is measured, refer to this article.
• 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

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

Warranty

2-year hardware warranty, extendable to 4 years with Extended Warranty Plus

Notes

• Availability varies by region. Before purchasing, please visit the official web pages of EW201/202 and Extended Warranty Plus for a list of eligible regions.
• The warranty period starts from the purchase date as stated on your purchase receipt. (Learn more)

Environment

RoHS Compliant

Packaging Content

• Main Unit X 1
• Accessory Pack X 1
• AC Power Adapter X 1
• AC Power Cord X 1
• RJ-45 LAN Cable X 1
• Quick Installation Guide X 1

Optional Accessories

• 3.5" SATA HDD: HAT3300
• Surveillance Device License Pack
• Disk Holder: Type C

Notes:

1. Model specifications are subject to change without prior notice.
2. The figures are based on Synology internal testing. Each performance test is done individually. No other services or applications are processed at the same time.
3. The actual performance may be lower than lab testing figure due to differences in server configuration, deployment, and the number of active operations.
4. If usage requirements exceed the specifications above, please contact our regional partners for professional advice.