The RS1626xs+ is an all-in-one solution for central data management, backup, and surveillance. Designed to grow with your business, it offers SSD caching support without using up drive bays with two internal M.2 slots and scalable capacity via a RX1225RP 12-bay expansion unit1. A full suite of reliability, availability, and serviceability features ensures continuous operation.

Specification Details CPU Model Intel Xeon D-1526 CPU Quantity 1 CPU Cores 6 CPU Threads 12 CPU Architecture 64-bit CPU Frequency 2.9 (base) / 3.5 (turbo) GHz Hardware Encryption Engine Yes System Memory 16 GB DDR4 ECC RDIMM Total Memory Slots 4 Maximum Memory Capacity 64 GB (16 GB x 4) Memory Notes Please select Synology memory modules for optimum compatibility and reliability. Synology will not provide complete product warranty or technical support if non-Synology memory modules are used for memory expansion. Drive Bays 4 Maximum Drive Bays with Expansion Unit 16 (RX1225RP x 1) M.2 Drive Slots 2 (NVMe) Drive Types 3.5" SATA HDD; 2.5" SATA SSD; M.2 2280 NVMe SSD Hot Swappable Drive Yes (M.2 SSD slots not supported) Storage Notes Compatible drives are mandatory. Consult compatibility list before purchasing. RJ-45 1GbE LAN Port 1 RJ-45 10GbE LAN Port 2 Out-of-Band Management LAN Port 1 USB 3.2 Gen 1 Port 2 Expansion Port 1 Expansion Port Type Mini-SAS HD PCIe Expansion 1 x Gen4 x8 slot (x8 link) Form Factor 1U Dimensions 44 mm x 481.9 mm x 668.5 mm Weight 9.5 kg Rack Installation Support 4-post 19" rack (Synology Rail Kit - RKS-04) Rack Notes Rail kit sold separately System Fan 40 mm x 40 mm x 28 mm x 4 pcs AC Input Power Voltage 100V to 240V AC Power Frequency 50/60 Hz, Single Phase Operating Temperature 5-¦C to 35-¦C (32-¦F to 95-¦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 Maximum Operating Altitude 5,000 m Maximum Single Volume Size 1 PB (64 GB RAM, RAID 6); 200 TB (32 GB RAM); 108 TB Maximum Internal Volume Number 32 SSD Read/Write Cache Yes Supported RAID Types RAID F1; Basic; JBOD; RAID 0; RAID 1; RAID 5; RAID 6; RAID 10 RAID Notes Volumes over 108 TB require 32 GB RAM or more. Actual usable capacity varies. Internal Drives File System Btrfs External Drives File System Btrfs; ext4; ext3; FAT32; NTFS; HFS+; exFAT File Protocols SMB; AFP; NFS; FTP; WebDAV; Rsync Maximum SMB Connections 1,900 Windows ACL Integration Yes NFS Kerberos Authentication Yes Maximum Local User Accounts 2,048 Maximum Local Groups 512 Maximum Shared Folders 512 Maximum Shared Folder Sync Tasks 12 VMware vSphere Support ESXi 6.5 ÔåÆ ESXi 8.0 U2 Microsoft Hyper-V Support Windows Server 2022 Citrix XenServer Support XenServer 8; Hypervisor 8.2 LTSR CU1 OpenStack Support Cinder Security Features Firewall; encryption shared folder; SMB encryption; FTP over SSL/TLS; SFTP; rsync over SSH; login auto block; Let's Encrypt; HTTPS (customizable cipher suite)

Last updated: Tuesday, 14 April 2026

Warranty

This product is sourced in Australia and carries a full Australian Manufacturers Warranty