Synology DiskStation DS925+ 4-Bay NAS 16 TB with 4× Synology HAT3300 4TB Drives

Synology DS925+ – 4-Bay NAS with 4×4 TB HAT3300

📌 General presentation

The Synology DS925+ is a professional 4-bay NAS, delivered with 4 preinstalled 4 TB Synology HAT3300 drives (total raw capacity: 16 TB). Compact and scalable, it’s ideal for businesses looking for a reliable solution for backup, collaboration and local hosting.

With an AMD Ryzen V1500B processor (4 cores / 8 threads at 2.2 GHz) and 4 GB DDR4 ECC RAM (expandable to 32 GB), it delivers stable performance for professional use: backup, VM, Docker, private cloud and surveillance. Expandable to 9 drives via the DX525 unit.

The included 4 TB HAT3300 drives spin at 5400 RPM with 256 MB cache, certified for 24/7 operation and fully integrated with DSM.

🔧 Key features

• Processor: AMD Ryzen V1500B – 4 cores / 8 threads @ 2.2 GHz

• RAM: 4 GB DDR4 ECC (expandable to 32 GB)

• Storage: 4 × 4 TB Synology HAT3300 – preinstalled

• SSD Cache: 2 × M.2 NVMe 2280 (Synology only)

• Network: 2 × RJ45 2.5 GbE (Link Aggregation supported)

• Expansion: Up to 9 drives with DX525 (USB-C)

🔐 Security & reliability

• AES-NI hardware encryption

• Btrfs snapshots with instant restore

• Automatic file integrity check

• Network redundancy: failover / link aggregation

• Compatible with UPS: Synology, APC, Eaton

💼 Recommended use cases

• Local or multi-site business backup

• Private cloud: Synology Drive, Office, Photos

• Lightweight VM hosting (VMM), Docker containers

• IP video surveillance (up to 30 cameras)

• Secure archiving with expansion options

📦 Box contents

• 1 × Synology DS925+ NAS

• 4 × 4 TB HAT3300 drives (preinstalled)

• 1 × 120 W power adapter + power cable

• 2 × RJ45 Cat5e cables

• Screw kit

• Quick installation guide (EN / FR)

📊 Technical specifications

🧩 Compatible accessories

• NVMe SSDs: Synology SNV3400 / SNV3410

• Expansion: DX525

• UPS: Synology, APC, Eaton

• SATA SSDs: SAT5200 / SAT5210

✅ Warranty & support

• NAS warranty: 3 years (extendable to 5 years)

• HAT3300 drives: 3 years

• Synology Pro Support via DSM

ℹ️ Drive compatibility

The included Synology HAT3300 drives are officially certified and fully integrated with DSM (RAID, S.M.A.R.T., alerts). Using non-certified drives is not recommended.