Synology DS1525+ 8GB RAM 5 Bay SATA Desktop NAS Expansion Enclosure

Enterprise-Grade Quad-Core Performance
The DS1525+ is powered by an AMD Ryzen V1500B quad-core processor running at 2.2 GHz. Designed for high-performance environments, this 64-bit CPU delivers exceptional responsiveness for multitasking, virtualization, and data-intensive operations. Whether you're managing backups, hosting applications, or running surveillance systems, the DS1525+ ensures smooth and reliable execution across workloads.

Built-In Dual 2.5GbE Ports with 10GbE Upgrade Option
Equipped with two native 2.5 Gigabit Ethernet ports, the DS1525+ supports link aggregation and failover, achieving sequential read/write speeds up to 1,181 MB/s and 1,180 MB/s respectively. For even greater throughput, users can add a 10GbE RJ-45 port via the Synology E10G22-T1-Mini network upgrade module, making it ideal for high-bandwidth applications and collaborative environments.

Scalable Storage with NVMe SSD Cache and Expansion Support
The DS1525+ features five drive bays compatible with 3.5" SATA HDDs, 2.5" SATA SSDs, and two M.2 2280 NVMe SSD slots for cache acceleration or dedicated SSD storage pools. With support for two DX525 expansion units, total capacity can scale up to 300 TB across 15 bays. This flexibility makes it suitable for growing businesses and data-heavy users.

Flexible RAID and Advanced Data Protection
Supporting RAID 0, 1, 5, 6, 10, JBOD, Basic, and Synology Hybrid RAID (SHR), the DS1525+ offers robust data protection tailored to your needs. It includes hardware encryption and the Btrfs file system, enabling snapshot replication, file self-healing, and advanced integrity checks to safeguard your data against corruption, accidental deletion, and ransomware threats.

Compact, Quiet, and Efficient Design
Measuring 166 x 230 x 223 mm and weighing 2.67 kg, the DS1525+ fits comfortably into professional or home office setups. Dual 92 mm fans ensure efficient cooling, while its quiet operation at just 22.6 dB(A) and low power consumption (44.56 W during access) make it ideal for continuous use in noise-sensitive environments.

Centralized Management and Cloud-Based Monitoring
Synology’s Central Management System (CMS) enables administrators to manage multiple NAS units from a single console using group policies, batch updates, and task delegation. Active Insight provides cloud-based monitoring of system health, backup status, and login activity, helping you maintain optimal performance across your Synology infrastructure.

Comprehensive Backup and Surveillance Integration
The DS1525+ supports Synology’s full suite of backup solutions including Active Backup for Business, Hyper Backup, and Synology C2 Storage. It can also manage up to 40 IP cameras via Surveillance Station, making it a powerful hub for both data protection and security monitoring in business or residential environments.

Expandable Memory and Versatile Connectivity
Out of the box, the DS1525+ includes 8 GB of DDR4 ECC SODIMM memory, expandable up to 32 GB. It features two USB 3.2 Gen 1 Type-A ports, two USB-C expansion ports, and one PCIe Gen3 x2 slot for network upgrades. Additional features like Wake-on-LAN/WAN, scheduled power control, and system hibernation provide flexibility for automation and energy efficiency.