Synology RS6426XS+ NAS/storage server SAN Rack (3U) Intel® Xeon® D-1739 16 GB DDR4 Black
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Overview
- SAN Rack (3U) Black
- Number of storage drives supported: 16 HDD & SSD Serial ATA
- Intel® Xeon® D-1739 3 GHz
- 16 DDR4 Memory slots: 6 RDIMM ECC
- Ethernet LAN Wake-on-LAN ready
- 550 W
From 16 to 64 bays — high-performance petabyte-scale storage for enterprise workloads.
Redundant power
Redundant power supplies ensure maximum server uptime by preventing single-point power failures.
Failover cluster
Maximize service continuity by pairing two identical units into a Synology High Availability cluster, ensuring automated, minute-level failover in the event of hardware failure.
Network redundancy and load balancing
Built-in 2x 10GbE ports can be bonded with Link Aggregation to enable automatic network failover and load balancing.
Out-of-band (OOB) management
Simplify troubleshooting by managing powered-down devices remotely and accessing critical logs through a dedicated interface.
Accommodates future expansion
The RS6426xs+ can be flexibly configured to meet evolving needs through faster networking, local SSD cache, or increased storage.
Automated storage tiering
Synology Tiering automatically moves infrequently accessed data to cost-efficient tiers, balancing performance and capacity to optimize your storage ROI. The RS6426xs+ can be configured as either hot or cold storage, providing the flexibility to complement your existing hardware and infrastructure.
Intuitive storage for on-site and remote teams
Provide secure and convenient cross-platform tile access, sharing, and synchronization across multiple locations.
Collaboration in a secure cloud, assisted by AI
Enhance workplace collaboration with Synology Office Suite. Create, edit, and share documents across teams in real time. Host an on-premises mail server to provide web-based email access while maintaining full data ownership.9 Additionally, stay connected through secure one-on-one chats, public channels, encrypted private channels, and group conversations. AI assistance enhances productivity across apps, with support for leading AI providers via API key integration.
Seamless virtualization
Deploy with confidence. This system is fully certified for VMware® vSphere™, Microsoft® Hyper-V®, and XenServer environments.
Accelerated storage performance
Maximize efficiency with built-in support for Windows ODX, VMware VAAI, and ALUA, offloading storage operations to deliver lightning-fast performance.
Cloud-ready architecture
Seamlessly integrate into your existing cloud infrastructure with native OpenStack Cinder support for block-based storage.
Hard drives designed for Synology
See how Synology hard drives deliver reliability, consistent performance, and simplified system management through deep hardware-software integration.
Synology has you covered
The RS6426xs+ is backed by Synology's five-year limited warranty,11 including technical support and hardware replacement services to maximize your return on investment and ensure continued high-quality performance.
Specifications
Storage
| Storage drives installed | No |
|---|---|
| Number of storage drives supported | 16 |
| Supported storage drive types | HDD & SSD |
| Supported storage drive interfaces | Serial ATA |
| Storage drive sizes supported | 3.5,2.5" |
Processor
| Processor manufacturer | Intel |
|---|---|
| Processor family | Intel® Xeon® |
| Processor model | D-1739 |
| Processor frequency | 3 GHz |
| Processor boost frequency | 3.5 GHz |
| Processor cores | 8 |
| Processor threads | 16 |
| Number of processors supported | 1 |
Show all 46 specificationsShow fewer specifications
Memory
| Internal memory | 16 GB |
|---|---|
| Internal memory type | DDR4 |
| Maximum RAM supported | 96 GB |
| ECC | Yes |
| Memory form factor | RDIMM |
| Memory slots | 6 |
Network
| Ethernet LAN | Yes |
|---|---|
| Wake-on-WAN ready | Yes |
| Wake-on-LAN ready | Yes |
Ports & interfaces
| Ethernet LAN (RJ-45) ports | 2 |
|---|---|
| USB port | Yes |
| External mini-SAS ports | 1 |
Design
| Chassis type | Rack (3U) |
|---|---|
| Product colour | Black |
| Number of fans | 3 fan(s) |
| Fan diameter | 8 cm |
Performance
| Type | SAN |
|---|---|
| Noise level | 42.2 dB |
Power
| Power supply unit (PSU) capacity | 550 W |
|---|---|
| AC input voltage | 100 - 240 V |
| AC input frequency | 50/60 Hz |
Weight & dimensions
| Width | 482 mm |
|---|---|
| Depth | 656.5 mm |
| Height | 132.3 mm |
| Weight | 17.9 kg |
Packaging content
| Packaging content | Main Unit X 1 Accessory Pack X 1 C13 to C14 power cord X 2 Front Cover X 1 |
|---|
Operational conditions
| Operating temperature (T-T) | 0 - 35 °C |
|---|---|
| Operating relative humidity (H-H) | 8 - 80% |
| Storage relative humidity (H-H) | 5 - 95% |
| Storage temperature (T-T) | -20 - 60 °C |
Other features
| Warranty period | 5 year(s) |
|---|---|
| Compliance certificates | RoHS |
| Certification | FCC CE BSMI VCCI RCM UKCA EAC CCC KC BIS UL |
Customer reviews
Delivery & returns
Delivery
- FREE standard delivery on orders over £50, otherwise £4.95 (3–5 working days).
- Express delivery £9.99 (1–3 working days) on selected products, UK mainland.
- PlayStation and Arozzi products use a 5–7 working-day service.
- Orders are processed within 24 hours, Monday to Friday excluding bank holidays. All deliveries must be signed for.
Returns
- Changed your mind? Tell us within 14 days of receiving your item, then return it within a further 14 days, unused and in its original packaging. A minimum £9.99 collection fee applies.
- Faulty or damaged on arrival? Contact us within 48 hours of delivery.
- Custom-built PCs can only be returned if faulty. Opened headphones, earphones and AirPods can't be returned for hygiene reasons.
