Synology DS725+ 2-Bay NAS with 2× 12 TB HAT3300 – 24 TB
📌 Overview
The Synology DS725+ is a compact 2-bay professional NAS, delivered with 2 preinstalled Synology HAT3300 12 TB drives, offering 24 TB of raw capacity. Perfect for small businesses, freelancers, and advanced users needing reliable, quiet, and scalable storage.
Powered by an AMD Ryzen R1600 (2 cores / 4 threads @ 2.6 GHz) and 4 GB DDR4 ECC RAM (expandable to 32 GB), this NAS supports centralized backup, service hosting, collaborative file sync, lightweight virtualization, and IP video surveillance.
Included drives: 2 × Synology HAT3300 – 12 TB, 5400 RPM, 256 MB cache, fully DSM-integrated and designed for 24/7 operation.
🔧 Key features
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CPU: AMD Ryzen R1600 – 2 cores / 4 threads @ 2.6 GHz
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RAM: 4 GB DDR4 ECC (expandable to 32 GB)
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Storage: 2 × 12 TB Synology HAT3300 – preinstalled
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SSD Cache: 2 × M.2 NVMe 2280 (Synology only)
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Networking: 1 × RJ45 2.5 GbE + 1 × RJ45 1 GbE (link aggregation supported)
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Expansion: Up to 7 drives with DX525 (USB‑C)
🔐 Security & reliability
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AES-NI hardware encryption
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Btrfs snapshots and instant restore
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SMART alerts and detailed monitoring
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LDAP / AD user directory support
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UPS support: APC, Eaton, Synology
💼 Recommended use cases
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Secure storage for desktops and laptops
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Private cloud with multi-site sync
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Service hosting (Drive, MailPlus, Docker)
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Server and VM backup
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IP video surveillance (up to 20 cameras)
📦 What’s in the box
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1 × Synology DS725+ NAS
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2 × 12 TB HAT3300 hard drives (preinstalled)
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1 × External 90 W power adapter + cable
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2 × RJ45 Cat5e cables
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Screw kit
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Quick installation guide (EN / FR)
📊 Technical specs
| Component | Detail |
|---|---|
| CPU | AMD Ryzen R1600 – 2 cores @ 2.6 GHz |
| RAM | 4 GB DDR4 ECC (expandable to 32 GB) |
| Drives | 2 × 12 TB Synology HAT3300 |
| SSD Cache | 2 × M.2 NVMe 2280 (Synology only) |
| Networking | 1 × 2.5 GbE RJ45 + 1 × 1 GbE RJ45 |
| Expansion | Up to 7 drives via DX525 (USB‑C) |
| USB | 1 × USB 3.2 Gen1 |
| Cooling | 1 × 92 mm (~20.7 dB) |
| Power | External 90 W |
| Dimensions / weight | 166 × 106 × 223 mm / ~1.51 kg |
🧩 Compatible accessories
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Synology NVMe SSD: SNV3400 / SNV3410
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Expansion: DX525
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UPS: APC Smart‑UPS, Eaton, Synology UPS
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❌ Not compatible with 10 GbE card
✅ Warranty & support
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NAS: 3-year warranty (extendable to 5)
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HAT3300 drives: 3-year warranty
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Official support via DSM and Synology updates
- Model
- Synology DiskStation DS725+
- CPU type
- AMD Ryzen R1600
- Number of CPU sockets
- 1
- Number of Cores / Threads
- 2C / 4T
- CPU frequency
- 2.6 GHz - Burst 3.1 Ghz
- Memory capacity
- 4GB
- Memory type
- DDR4 ECC SODIMM
- Number of memory slots
- 2 slot
- Maximum memory capacity
- 32 GB (16 GB x 2)
- Hardware Encryption Engine (AES-NI)
- Oui
- Number of disk bays
- 2
- Maximum number of disk bays with extension
- 2 + 5 (DX525 x 1)
- M.2 drive slot
- 2 (NVMe)
- Compatible disc type
- 2.5" SATA SSD
3.5" SATA HDD
M.2 2280 NVMe SSD - Hotswap disk
- Oui
- Installed disk capacity
- 24TB
- Disk model installed
- Synology HAT3300
- Disk interface
- Serial ATA 6Gb/s (SATA Revision 3)
- Supported RAID type
- JBOD
RAID 0
RAID 1
SHR - Supported file system
- BTRFS
EXT3
EXT4
FAT
HFS+
NTFS - Number of expansion ports
- 1 port USB Type-C
- Scalable
- Yes
- PCIe Expansion
- None
- Number of USB Ports
- 1 x USB 3.2 Gen 1*
- Number of network ports
- 1 x 1GbE (RJ45) + 1 x 2.5GbE (RJ45)
- Size (Height x Width x Depth)
- 166 mm x 106 mm x 223 mm
- Weight
- 1.51 kg
- Sound level
- 17.9 dB(A)
- Mains input voltage
- 100V to 240V AC
- Power frequency
- 50/60Hz, single phase
- Color
- Black
- Brand
- Synology
DS725+HAT330024TB
3701446235366
DS725+HAT330024TB
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