Synology DiskStation DS1525+ ,5-Bay AMD Ryzen V1500B 4-core ,8GB DDR4 ,Diskless NAS ,1 x Gen3 x2 network upgrade slot

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It supports two DX525 units for up to fifteen bays, includes dual 2.5GbE networking and provides a dedicated network-upgrade slot for a compatible 10GbE module. Fifteen-bay scale Add two DX525 expansion units to grow from five to fifteen drive bays. ECC memory The included 8 GB ECC SODIMM supports a stated maximum of 32 GB. Dual 2.5GbE Two built-in 2.5GbE ports provide multi-gigabit connectivity out of the box. Optional 10GbE The network-upgrade slot supports the compatible E10G22-T1-Mini module. M.2 NVMe options Two M.2 slots support compatible SSD cache or storage-pool configurations. DSM data services Use Synology applications for file sharing, backup, synchronisation and supported surveillance. Who is the Synology DiskStation DS1525+ best for? A strong choice for Small and medium businesses with growing storage Teams wanting dual 2.5GbE now and 10GbE later Backup and file-service consolidation Private cloud collaboration Multi-site synchronisation Surveillance storage with expansion needs Consider another model if you need You need PCIe cards beyond the dedicated network module You require more than fifteen total bays You need 25GbE connectivity You prefer rackmount form factor or redundant power Key specifications CPU AMD Ryzen V1500B, 4-core Memory 8 GB DDR4 ECC SODIMM Maximum memory 32 GB Drive bays 5; up to 15 with DX525 × 2 M.2 slots 2 × M.2 2280 NVMe Networking 2 × 2.5GbE; optional 10GbE Network slot 1 × Gen3 x2 upgrade slot Dimensions 166 × 230 × 223 mm Weight 2.67 kg Warranty 3 years, extendable to 5 years Full technical specifications Processor, memory and storage CPU model AMD Ryzen V1500B CPU quantity 1 CPU cores 4 CPU threads 8 CPU architecture 64-bit CPU frequency 2.2 GHz Hardware encryption engine Supported System memory 8 GB DDR4 ECC SODIMM Pre-installed memory 8 GB (8 GB × 1) Memory slots 2 Maximum memory capacity 32 GB (16 GB × 2) Drive bays 5 × 3.5-inch SATA HDD or 2.5-inch SATA SSD Maximum drive bays with expansion 15 (DX525 × 2) Maximum raw capacity guidance Up to 360 TB raw with expansion using 24 TB drives M.2 drive slots 2 × M.2 2280 NVMe Supported drive types 3.5-inch SATA HDD, 2.5-inch SATA SSD and M.2 2280 NVMe SSD Hot-swappable SATA drives Supported M.2 hot swap Not supported Network, ports and expansion 2.5GbE RJ-45 ports 2 USB 3.2 Gen 1 ports 2 Expansion port 2 × USB Type-C expansion ports PCIe expansion 1 × Gen3 x2 network upgrade slot Optional network upgrade 1 × 10GbE RJ-45 with E10G22-T1-Mini, sold separately Physical, power and environment Dimensions (H × W × D) 166 × 230 × 223 mm Weight 2.67 kg System fan 92 × 92 mm × 2 Fan modes Full-Speed, Cool and Quiet Adjustable front LED brightness Supported Power recovery Supported Scheduled power on/off Supported Wake on LAN/WAN Supported Noise level 22.60 dB(A) Power supply / adapter 120 W AC input 100V to 240V AC Power frequency 50/60 Hz, single phase Power consumption — access 44.56 W Power consumption — HDD hibernation 13.63 W British thermal unit — access 151.95 BTU/hr British thermal unit — HDD hibernation 46.48 BTU/hr Operating temperature 0°C to 40°C (32°F to 104°F) Storage temperature -20°C to 60°C (-5°F to 140°F) Operating humidity 8% to 80% RH Storage humidity 5% to 95% RH Warranty, compliance and package contents Warranty 3-year hardware warranty, extendable to 5 years with EW201 or Extended Warranty Plus Environmental compliance RoHS compliant Certifications FCC, CE, BSMI, VCCI, RCM, UKCA, EAC, CCC, KC and BIS Package contents Main unit × 1, accessory pack × 1, AC power adapter × 1, AC power cord × 1 and RJ-45 LAN cable × 2 Frequently asked questions about the Synology DiskStation DS1525+ What is the Synology DiskStation DS1525+?It is an expandable five-bay diskless NAS for business storage, backup, sharing and supported surveillance.Which processor does the DS1525+ use?The DS1525+ uses a four-core, eight-thread AMD Ryzen V1500B running at 2.2 GHz.How much memory is installed in the DS1525+?It includes 8 GB DDR4 ECC SODIMM memory and supports up to 32 GB.How many drive bays can the DS1525+ support?It has five internal SATA bays and can expand to fifteen total bays with two DX525 units.Does the DS1525+ include M.2 slots?Yes. It has two M.2 2280 NVMe slots for compatible SSD cache or storage-pool use.Which network ports are built into the DS1525+?It includes two 2.5GbE RJ-45 ports.Can the DS1525+ be upgraded to 10GbE?Yes. One 10GbE RJ-45 port can be added using a compatible E10G22-T1-Mini module, sold separately.What transfer performance is stated for the DS1525+?Synology states up to 1,181 MB/s sequential read and 1,180 MB/s sequential write in a suitable test configuration.Are drives included with the DS1525+?No. It is diskless, and compatible SATA and M.2 drives are sold separately.What warranty applies to the DS1525+?It includes a three-year hardware warranty, extendable to five years through eligible Synology options. Important information: This listing is diskless; drives, expansion units and the 10GbE module are sold separately. The 360 TB figure uses fifteen 24 TB drives; usable capacity depends on RAID and configuration. M.2 hot swap is not supported, and exact SSD/network compatibility must be checked. Performance and camera figures are based on Synology test or planning conditions. Show more