Synology DiskStation DS1525+ 5 Bays Diskless

CPU

CPU Model · AMD Ryzen V1500B

CPU Quantity · 1

CPU Core · 4

CPU Architecture · 64-bit

CPU Frequency · 2.2 GHz

Hardware Encryption Engine

Memory

System Memory · 8 GB DDR4 ECC SODIMM

Memory Module Pre-installed · 8 GB (8 GB x 1)

Total Memory Slots · 2

Maximum Memory Capacity · 32 GB (16 GB x 2)

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.
• 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.
• For multi-module memory configurations, all modules must be identical and share the same model number. Check the Product Manual of your Synology product for recommended memory configurations.

Storage

Drive Bays · 5

Maximum Drive Bays with Expansion Unit · 15 (DX525 x 2)

M.2 Drive Slots · 2 (NVMe)

Drive Type (See all supported drives)

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

Hot Swappable Drive*

Notes

• The hot swappable drive feature is not supported by M.2 SSD slots.
• Compatible drives are mandatory. Please consult our compatibility list before purchasing hard drives. For more details, please refer to this article.

External Ports

RJ-45 2.5GbE LAN Port · 2

USB 3.2 Gen 1 Port · 2

Expansion Port · 2

Expansion Port Type · USB Type-C

PCIe

PCIe Expansion · 1 x Gen3 x2 network upgrade slot

Appearance

Size (Height x Width x Depth) · 166 mm x 230 mm x 223 mm

Weight · 2.67 kg

Others

System Fan · 92 mm x 92 mm x 2 pcs

Fan Speed Mode

• Full-Speed Mode
• Cool Mode
• Quiet Mode

Brightness Adjustable Front LED Indicators

Power Recovery

Noise Level* · 22.60 dB(A)

Scheduled Power On / Off

Wake on LAN / WAN

Power Supply Unit / Adapter · 120 watts

AC Input Power Voltage · 100V to 240V AC

Power Frequency · 50/60 Hz, Single Phase

Power Consumption*

44.56 watts (Access)
13.63 watts (HDD Hibernation)

British Thermal Unit

151.95 BTU/hr (Access)
46.48 BTU/hr (HDD Hibernation)

Notes

• For more information on how power consumption is measured, refer to this article.
• Noise testing was conducted with the Synology system fully installed with Synology SATA HDDs and in an idle state. Two G.R.A.S. Type 40AE microphones are placed at a 1 m distance from the front and rear of the device. 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)

Operating humidity · 8% to 80% RH

Storage Humidity · 5% to 95% RH

Certification

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

Warranty

3-year hardware warranty, extendable to 5 years with EW201

Notes

• The warranty period starts from the purchase date as stated on your purchase receipt. (Learn more)
• EW201/EW202 is only available in Asia, Africa, and Oceania. Refer to the Extended Warranty website for details on supported countries/regions. (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 2

Optional Accessories

• DDR4 ECC SODIMM: D4ES03-8G/D4ES03-16G
• Expansion Units: DX525
• Enterprise Series 3.5" SATA HDD: HAT5300 Series
• Plus Series 3.5" SATA HDD: HAT3300 Series
• Enterprise Series 2.5" SATA SSD: SAT5200 Series
• Enterprise Series M.2 2280 NVMe SSD: SNV3400 & SNV5400 Series
• 10GbE Network Upgrade Module: E10G22-T1-Mini

Notes · For multi-module memory configurations, all modules must be identical and share the same model number. Check the Product Manual of your Synology product for recommended memory configurations.