Synology DiskStation DS725+ 2-Bay Plus NAS (Expandable to 7 Bays)
PRODUCT DESCRIPTION
Synology DiskStation DS725+ 2-Bay Plus NAS DS725+ - 3 Years Warranty
Compact, Business-Grade
The DS725+ packs an AMD Ryzen R1600 processor and ECC memory into a small 2-bay chassis, ready for business backup and file services.
Room to Grow
Start with two drives and expand to seven by adding a DX525 expansion unit through the USB Type-C expansion port.
Faster with NVMe
Two M.2 2280 NVMe slots and a 2.5GbE port boost responsiveness for busy shared folders and virtual workloads.
Synology DS725+ Datasheet — Technical Specifications
General
| Product Name | Synology DiskStation DS725+ |
| Model | DS725+ |
| Form Factor | 2-bay desktop |
| UPC / EAN | 846504006038 / 4711174726035 |
| Warranty | 3 years (Synology), extendable to 5 years with EW201 |
Processor & Memory
| CPU | AMD Ryzen R1600, 2-core / 4-thread, 2.6 GHz (burst 3.1 GHz) |
| Hardware Encryption | Yes |
| Memory | 4 GB DDR4 ECC SODIMM |
| Memory Slots / Max | 2 slots, up to 32 GB (16 GB x 2) |
Storage
| Drive Bays | 2 x 3.5" SATA HDD or 2.5" SATA SSD |
| M.2 Slots | 2 x M.2 2280 NVMe |
| Expansion | Up to 7 drives with 1 x DX525 |
| Hot-Swap | Yes (SATA bays) |
| Max Single Volume | 108 TB (200 TB with 32 GB memory) |
Ports
| LAN | 1 x 2.5GbE RJ-45 + 1 x 1GbE RJ-45 |
| USB | 1 x USB 3.2 Gen 1 |
| Expansion Port | 1 x USB Type-C (for DX525) |
Power & Physical
| Power Supply | 65 W adapter |
| Power Consumption | 20.41 W (access), 7.87 W (HDD hibernation) |
| Fan | 1 x 92 mm |
| Noise Level | 17.9 dB(A) |
| Operating Temperature | 0–40 °C |
| Dimensions (H x W x D) | 166 x 106 x 223 mm |
| Weight | 1.51 kg |
Compatibility & Applications
Typical Use
Branch-office and small-business file server, Active Backup for Business, Synology Drive collaboration, Hybrid Share and surveillance.
Drives
Synology states compatible drives are required for this model; use Synology Plus / Enterprise HDDs and check the compatibility list before buying.
Selection Tip
Need four bays at the start? Choose the DS925+ with the same expansion approach (up to 9 bays).
Package Contents & Synology Ordering Information
In the Box
1 x DS725+ main unit, 1 x AC power adapter, 1 x AC power cord, RJ-45 LAN cable, accessory kit, quick installation guide. Drives not included.
Synology NAS Models at SourceIT
| Model | Key feature |
| DS223j | 2-bay, Realtek RTD1619B, 1 GB, 1 x 1GbE — entry personal cloud |
| DS223 | 2-bay, Realtek RTD1619B, 2 GB, 1 x 1GbE, 3 x USB, hot-swap bays |
| DS225+ | 2-bay Plus, Intel Celeron J4125, 2 GB, 1GbE + 2.5GbE |
| DS725+ (this listing) | 2-bay Plus (7 with DX525), AMD Ryzen R1600, 4 GB ECC, 1GbE + 2.5GbE, 2 x M.2 |
| DS425+ | 4-bay Plus, Intel Celeron J4125, 2 GB, 1GbE + 2.5GbE, 2 x M.2 |
| DS925+ | 4-bay Plus (9 with DX525), AMD Ryzen V1500B, 4 GB ECC, 2 x 2.5GbE, 2 x M.2 |
| DS1525+ | 5-bay Plus (15 with 2 x DX525), AMD Ryzen V1500B, 8 GB ECC, 2 x 2.5GbE, 10GbE upgrade slot |
| DS1825+ | 8-bay Plus (18 with 2 x DX525), AMD Ryzen V1500B, 8 GB ECC, 2 x 2.5GbE, PCIe slot |
| RS822RP+ | 1U 4-bay rackmount (8 with RX418), AMD Ryzen V1500B, 2 GB ECC, 4 x 1GbE, redundant PSU |
Official Synology Videos
Introducing DiskStation Manager 7.3 (official Synology channel)
Introducing Synology Active Backup for Business (official Synology channel)
Datasheet & Downloads
| Datasheet | DS725+ Datasheet (PDF) |
| Specifications | DS725+ specifications on synology.com |
| Drive compatibility | Synology compatibility list |
| Downloads (DSM, utilities) | DS725+ Download Center |
Frequently Asked Questions — Synology DS725+
Are hard drives included?
No. The DS725+ is diskless.
How far can it expand?
To 7 drives by adding one DX525 5-bay expansion unit.
Does it use ECC memory?
Yes, 4 GB DDR4 ECC, upgradable to 32 GB.
What warranty do I get?
3 years Synology warranty, extendable with EW201.
Do I get a GST invoice?
Yes. Supplied by SourceIT in Singapore with a GST invoice.
