Key Features
• Powerful 5-bay NAS designed for business, creative, and enterprise edge environments
• AMD Ryzen™ V1500B quad-core processor with hardware encryption engine
• Dual 2.5GbE LAN ports with Link Aggregation, failover, and load balancing support
• Optional 10GbE network upgrade capability for higher-performance networking
• Up to 1,181 MB/s sequential read and 1,180 MB/s sequential write throughput
• Two M.2 NVMe SSD slots for high-speed SSD caching
• Expandable from 5 bays to 15 bays with up to two Synology DX525 expansion units
• Advanced file sharing, backup, virtualization, surveillance, and private cloud capabilities
• Powered by Synology DiskStation Manager (DSM)

What It Does
The Synology DS1525+ is a scalable 5-bay NAS solution designed for businesses and professionals who require reliable storage, advanced data protection, and future-ready networking. Combining powerful performance, dual 2.5GbE connectivity, SSD caching, and expansion support, it serves as a centralized platform for file sharing, backup, virtualization, collaboration, surveillance, and private cloud deployments. It is ideal for SMEs, branch offices, creative teams, and growing IT environments.

Specifications
• Model: Synology DiskStation DS1525+
• Drive Bays: 5 x 3.5" SATA HDD / 2.5" SATA SSD
• Expansion Support: Up to 15 Bays with 2 x DX525 Expansion Units
• CPU: AMD Ryzen™ V1500B
• CPU Cores: 4 Cores / 8 Threads
• CPU Frequency: 2.2 GHz
• Memory: 8GB DDR4 ECC SODIMM
• Memory Slots: 2
• Maximum Memory Capacity: 32GB (16GB × 2)
• M.2 Slots: 2 x M.2 2280 NVMe SSD
• Network Ports: 2 x 2.5GbE RJ-45
• USB Ports: 2 x USB 3.2 Gen 1
• Expansion Ports: 2 x USB Type-C (for DX525 Expansion Units)
• PCIe Expansion: 1 x Network Upgrade Slot (10GbE Optional)
• Hardware Encryption Engine: Yes
• Hot-Swappable Drive Support: Yes
• Supported RAID Types: SHR, Basic, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10
• File Systems: Btrfs, EXT4
• Maximum Raw Storage Capacity: Up to 300TB with Expansion Units
• Dimensions (H × W × D): 166 × 230 × 223 mm
• Weight: 2.67 kg
• Operating System: Synology DiskStation Manager (DSM)

Package Includes
• Synology DS1525+ NAS Enclosure
• AC Power Adapter
• AC Power Cord
• RJ-45 LAN Cable(s)
• Accessory Pack
• Quick Installation Guide

Warranty
• 3-Year Synology Limited Hardware Warranty
• Extendable to 5 Years with Synology Extended Warranty