Description
Synology DiskStation DS725+ 2-Bay NAS (3 Years Manufacture Local Warranty In Singapore)
2-bay with expansion
Up to 140 TB of raw storage with expansion unit
High-speed storage
Built-in 2.5GbE port and over 276/224 MB/s sequential read/write
Versatile applications
Back up multiple endpoints, manage 40 IP cameras, or safely sync and share files across sites
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Hardware Specifications
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CPU
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CPU Model | AMD Ryzen R1600 |
| CPU Quantity | 1 | |
| CPU Core | 2 | |
| CPU Architecture | 64-bit | |
| CPU Frequency | 2.6 (base) / 3.1 (turbo) GHz | |
| Hardware Encryption Engine | ✔ | |
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Memory
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System Memory | 4 GB DDR4 ECC SODIMM |
| Memory Module Pre-installed | 4 GB (4 GB x 1) | |
| Total Memory Slots | 2 | |
| Maximum Memory Capacity | 32 GB (16 GB x 2) | |
| Notes |
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Storage
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Drive Bays | 2 |
| Maximum Drive Bays with Expansion Unit | 7 (DX525 x 1) | |
| M.2 Drive Slots | 2 (NVMe) | |
| Drive Type (See all supported drives) |
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| Hot Swappable Drive | ✔ | |
| Notes |
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External Ports
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RJ-45 1GbE LAN Port | 1 |
| RJ-45 2.5GbE LAN Port | 1 | |
| USB 3.2 Gen 1 Port | 1 | |
| Expansion Port | 1 | |
| Expansion Port Type | USB Type-C | |
| Notes | MTU value of 1GbE LAN port has a limit of 1500. | |
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Appearance
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Size (Height x Width x Depth) | 166 mm x 106 mm x 223 mm |
| Weight | 1.51 kg | |
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Others
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System Fan | 92 mm x 92 mm x 1 pcs |
| Fan Speed Mode |
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| Brightness Adjustable Front LED Indicators | ✔ | |
| Power Recovery | ✔ | |
| Noise Level* | 17.9 dB(A) | |
| Scheduled Power On / Off | ✔ | |
| Wake on LAN / WAN | ✔ | |
| Power Supply Unit / Adapter | 65 watts | |
| AC Input Power Voltage | 100V to 240V AC | |
| Power Frequency | 50/60 Hz, Single Phase | |
| Power Consumption* | 20.41 watts (Access) 7.87 watts (HDD Hibernation) |
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| British Thermal Unit | 69.61 BTU/hr (Access) 26.84 BTU/hr (HDD Hibernation) |
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| Notes |
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Temperature
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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 | |
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Certification
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Warranty
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3-year hardware warranty, extendable to 5 years with EW201 | |
| Notes |
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Environment
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RoHS Compliant | |
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Packaging Content
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DSM Specifications
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| Maximum Single Volume Size |
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| Maximum Internal Volume Number | 32 | |
| M.2 SSD Storage Pool Support* | ✔ | |
| SSD Read/Write Cache (Determining cache size) | ✔ | |
| SSD TRIM | ✔ | |
| Supported RAID Type |
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| RAID Migration |
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| Volume Expansion with Larger HDDs |
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| Volume Expansion by Adding a HDD |
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| Global Hot Spare Supported RAID Type |
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| Notes |
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| Internal Drives |
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| External Drives |
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| File Protocol |
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| Maximum Number of SMB Connections (FSCT-Based) | 30 | |
| Windows Access Control List (ACL) Integration | ✔ | |
| NFS Kerberos Authentication | ✔ | |
| Notes |
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| Maximum Local User Accounts | 512 | |
| Maximum Local Groups | 128 | |
| Maximum Shared Folder | 128 | |
| Maximum Shared Folder Sync Tasks | 4 | |
| Hybrid Share Folder Number | 10 | |
| Data & Folder Backup | ✔ | |
| Entire System Backup | ✔ | |
| Synology High Availability | ✔ | |
| Syslog Events per Second | 800 | |
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Virtualization
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VMware ESXi 6.5 and VAAI | ✔ |
| Windows Server 2022 | ✔ | |
| Citrix Ready | ✔ | |
| OpenStack | ✔ | |
| Supported Protocols | SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV | |
| Supported Browsers |
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| Supported Language | English, Deutsch, Français, Italiano, Español, Dansk, Norsk, Svenska, Nederlands, Русский, Polski, Magyar, Português do Brasil, Português Europeu, Türkçe, Český, ภาษาไทย, 日本語, 한국어, 繁體中文, 简体中文 | |
| Notes | For an updated list of supported browser versions, check the DSM Technical Specifications. | |
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