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Synology RS4826xs+ 12-Bay 2U Rack NAS Xeon D-1739 16GB DDR4 ECC 2x 10GbE Redundant PSU (Diskless)

Price:

$ 10,959.70


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Synology RS4826xs+ 12-Bay 2U Rack NAS Xeon D-1739 16GB DDR4 ECC 2x 10GbE Redundant PSU (Diskless)

https://arcip.com.au/web/image/product.template/16779/image_1920?unique=53fa2b1

Synology RackStation RS4826xs+ 12-bay 2U rackmount NAS (diskless). 8-core Intel Xeon D-1739 3.0/3.5 GHz, 16 GB DDR4 ECC RDIMM expandable to 96 GB. 12 hot-swappable SATA bays, scalable to 48 with three RX1225RP expansion units. Two 10GbE RJ-45 ports, out-of-band management port, two PCIe 4.0 x8 slots for 10/25GbE, M.2 or Fibre Channel cards. Over 6,200/3,700 MB/s sequential read/write in Synology testing. Redundant 550 W power supplies, hot-swappable fans. DSM with High Availability, Snapshot Replication, Hyper Backup and Active Backup Suite. Rail kit sold separately. 5-year warranty. Genuine Synology from ARC IP Networks, authorised Synology reseller with Australian stock.

$ 10,959.70 10959.7 AUD $ 10,959.70 incl. GST

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RS4826xs+

Synology RS4826xs+ at a glance

The Synology RS4826xs+ is a 12-bay 2U RackStation for enterprise storage, powered by an 8-core Intel Xeon D-1739 with 16 GB DDR4 ECC RDIMM (up to 96 GB). It has dual built-in 10GbE ports, two PCIe 4.0 x8 slots and redundant 550 W power supplies, scales to 48 bays with three RX1225RP units, and Synology rates it at over 6,200/3,700 MB/s sequential read/write.

ARC IP Networks is an authorised Synology reseller in Australia. We supply the Synology RS4826xs+ from Australian stock.

Drive bays12, scalable to 48
CPUXeon D-1739, 8 cores
Networking2 x 10GbE + 2 x PCIe 4.0
Memory16 GB ECC, max 96 GB

Best for

  • Enterprise file servers, backup targets and virtualisation storage
  • Large surveillance and media archives that need to grow to 48 drives
  • Sites that need redundant power, out-of-band management and high availability

Key features

8-core / 16-thread Intel Xeon D-1739 (3.0 GHz base / 3.5 GHz turbo) with hardware encryption engine.

16 GB DDR4 ECC RDIMM pre-installed, 6 slots, expandable to 96 GB with Synology D4ER02-16G modules.

12 hot-swappable bays for 3.5" SATA HDDs or 2.5" SATA SSDs, expandable to 48 bays with three RX1225RP units via Mini-SAS HD.

Over 135,000 4K random write IOPS and 6,200/3,700 MB/s sequential read/write in Synology's testing.

Two built-in 10GbE RJ-45 ports plus two PCIe 4.0 x8 slots for 10/25GbE NICs, M.2 NVMe cache cards or Fibre Channel adapters.

Dedicated out-of-band management port to control powered-down units and access logs remotely.

Redundant 550 W power supplies and hot-swappable drives and fans for maintenance without downtime.

Licence-free Synology High Availability, Snapshot Replication, Hyper Backup and Active Backup Suite.

Synology Tiering moves inactive data to lower-cost tiers automatically.

5-year Synology warranty.

Synology RS4826xs+ specifications

Synology RS4826xs+ technical specifications
SpecificationValue
Processor & Memory
CPUIntel Xeon D-1739, 8 cores / 16 threads, 64-bit
CPU frequency3.0 GHz base / 3.5 GHz turbo
Hardware encryption engineYes
System memory16 GB DDR4 ECC RDIMM (16 GB x 1)
Memory slots6
Maximum memory96 GB (16 GB x 6)
Storage
Drive bays12 x 3.5" SATA HDD or 2.5" SATA SSD
Maximum bays with expansion48 (RX1225RP x 3)
Hot-swappable drivesYes
RAID typesRAID F1, Basic, JBOD, RAID 0, 1, 5, 6, 10
Maximum single volume108 TB; 200 TB with 32 GB memory; 1 PB with 64 GB memory (RAID 6 only)
Internal file systemBtrfs
Ports & Expansion
RJ-45 10GbE LAN2
Out-of-band management LAN1
USB 3.2 Gen 12
Expansion ports3 x Mini-SAS HD
PCIe expansion2 x Gen4 x8 slot (x8 link)
Physical
Form factor2U rackmount
Size (H x W x D)88 mm x 482 mm x 724 mm
Weight14.5 kg
Rack installation4-post 19" rack (Synology RKS-02 rail kit, sold separately)
System fans4 x 80 mm, hot-swappable
Noise level46.3 dB(A)
Power
Power supply550 W, redundant
AC input100 V to 240 V AC, 50/60 Hz, single phase
Power consumption (access)155.24 W
Power consumption (HDD hibernation)76.15 W
Power featuresPower recovery, scheduled power on/off, Wake on LAN/WAN
Environment & Certification
Operating temperature0°C to 35°C
Storage temperature-20°C to 60°C
Operating humidity8% to 80% RH
CertificationsFCC, CE, BSMI, VCCI, RCM, UKCA, EAC, CCC, KC, BIS, UL
EnvironmentRoHS compliant
Software & Warranty
Max SMB connections (FSCT)2,800
Max local user accounts10,240
Max shared folders512
Hardware warranty5 years

Figures from Synology's official product information.

What's in the box

  • Main unit x 1
  • Accessory pack x 1
  • C13 to C14 power cord x 2
  • Front cover x 1

The Synology RS4826xs+ in depth

Enterprise performance in 2U

The RS4826xs+ pairs an 8-core Xeon D-1739 with ECC memory expandable to 96 GB, and Synology rates it at over 135,000 4K random write IOPS and 6,200/3,700 MB/s sequential read/write. Two built-in 10GbE ports can be supplemented through two PCIe 4.0 slots with 10/25GbE NICs, M.2 NVMe cache cards or Fibre Channel adapters.

Scale and stay online

Start with 12 bays and grow to 48 with three RX1225RP expansion units. Hot-swappable drives and fans, dual power supplies, online volume expansion and Synology High Availability clustering keep services running, while out-of-band management lets administrators reach powered-down systems and logs remotely.

Protect and manage data

Licence-free Snapshot Replication, Hyper Backup and Active Backup Suite protect the NAS, PCs, servers, VMs, Microsoft 365 and Google Workspace. Immutable snapshots, full-volume encryption and Synology Tiering for cold data round out a platform certified for VMware vSphere, Hyper-V, Citrix XenServer and OpenStack.

Frequently asked questions

Straight answers about the Synology RS4826xs+ from the ARC IP Networks team. Last reviewed October 2026.

No. It is diskless with 12 bays for 3.5" SATA HDDs or 2.5" SATA SSDs. Synology says compatible drives are mandatory, so check its compatibility list; it lists the HAT5300 Enterprise HDDs and SAT5200 SSDs as optional accessories.

Up to 48 drive bays using three Synology RX1225RP 12-bay expansion units connected via its 3 Mini-SAS HD ports.

Two built-in 10GbE RJ-45 ports and a dedicated out-of-band management port, with two PCIe 4.0 x8 slots for options such as the E25G30-F2 25GbE or E10G30-T2 10GbE cards.

No. The RKS-02 sliding rail kit is sold separately for 4-post 19" racks.

Synology provides a 5-year warranty from the purchase date.

ARC IP Networks is an authorised Synology reseller and supplies the RS4826xs+ from Australian stock.

Explore more Synology: Synology

Buy the Synology RS4826xs+ in Australia

ARC IP Networks is an authorised Synology reseller, supplying Synology products to homes, businesses and integrators across Australia.

  • Genuine Synology with the full manufacturer's warranty.
  • Australian stock, shipped Australia-wide.
  • Local pre-sales help choosing the right model.
  • Trade and project pricing available.

Need help choosing Synology?

Ask ARC IP Networks for project pricing or a quote, or call us to check the right Synology model for your site.

Brand Synology

Accurate Shipping Costs

Our online shipping calculator is designed to provide a final, accurate shipping cost based on the items in your cart and your delivery postcode. Shipping costs are calculated at checkout based on your order and delivery postcode. The final cost is calculated based on several factors which are automatically accounted for by our system, including:

  • The stock location of the item(s) across our warehouses.
  • Orders with multiple items that may require special packaging.
  • The weight and dimensions of the order (including heavy or oversized items).
  • The delivery courier servicing your specific region.

Delivery Times


 

Standard Processing


Most orders placed by 2pm AEDT are dispatched for next working day delivery. Larger orders may require 1-2 additional business days for processing. If timing is critical, please contact us to discuss expedited options (additional charges may apply).


Delivery Timeframes


Region

Processing Time

Express Delivery

Standard Delivery

VIC, NSW, SA, QLD Metro, TAS

1-2 business days

1-2 business days

2-4 business days

NT, WA, QLD Rural

1-2 business days

1-2 business days

3-5 business days

New Zealand

1-2 business days

2-3 business days

4-10 business days

Please note: Processing times may extend during peak periods such as Christmas and end of financial year.

Free Warehouse Pickup



Save on shipping costs with free pickup from our ARC IP Networks Blackburn warehouse. Simply place your order online or by phone, and collect during business hours (Monday to Friday). Please allow time for picking and packing. For urgent orders, call 1300 100 440 to confirm your order is ready.

ARC IP Networks Pickup Address: 6 George Street, Blackburn, VIC 3130


Insurance & Tracking



All ARC IP Networks shipments are fully insured and trackable. Once dispatched, you'll receive an email with your tracking number and courier website details. If your item is confirmed lost or damaged by our courier, we'll arrange a replacement in consultation with you.


International Shipping



ARC IP Networks ships to New Zealand. Please note:


  • Import duties and taxes vary by country
  • Buyers are responsible for all customs charges
  • Contact your local customs authority before ordering
  • We'll provide required documentation for smooth customs clearance
  • Buyers cover all shipping costs for returns due to refused duties/taxes


Delivery Requirements


Signature Required


All deliveries must be signed for. If you won't be home, contact our Sales Support team to arrange Authority to Leave. Important: Authority to Leave voids shipping insurance if parcels are lost or stolen.


Delivery Restrictions


We do not deliver to PO Boxes or Parcel Lockers as our couriers cannot access them. Orders sent to these addresses will be returned, incurring redelivery fees.


Shipping Issue Resolution


ARC IP Networks works closely with our shipping partners to resolve any delivery issues quickly and fairly:


  1. Confirmation: We verify expected delivery dates with our shipping partners
  2. Investigation: Issues outside normal timeframes trigger formal investigations
  3. Communication: We keep you updated throughout the resolution process
  4. Resolution: Confirmed lost items are replaced or refunded after investigation completion


Please note: Refunds for lost, missing, or delayed orders cannot be processed until shipping partner investigations are complete. This does not affect your rights under the Australian Consumer Law, and refunds or replacements will be provided where required once loss or damage is confirmed.

Warranty & Faulty Products

ARC IP Networks complies with the Australian Consumer Law (ACL).

If a product is faulty, damaged, not of acceptable quality, or does not perform as advertised, you are entitled to a repair, replacement, or refund in accordance with ACL.

Manufacturer Warranty Returns

For faults developing after 14 days within the warranty period:

  • Contact ARC IP Networks first at info@arcip.com.au or 1300 100 440
  • We will assess the issue and coordinate with manufacturers, authorised service centres, or distributors on your behalf
  • Where required, a manufacturer RMA may be arranged
  • ARC IP Networks manages the return process and next steps

Dead on Arrival (DOA)

Products that arrive faulty or damaged must be reported within 14 days of delivery.

ARC IP Networks will arrange assessment, replacement, or refund as appropriate.

Change of Mind & Non-Faulty Returns

Change-of-mind returns must be requested within 14 days of delivery. For change-of-mind returns, the product must be unused, unopened, in its original packaging, and returned with all accessories and documentation. These conditions apply only to change-of-mind returns and do not limit or exclude your rights under the Australian Consumer Law. Some products are not eligible for change-of-mind returns, including:

  • Ex-demo products
  • Clearance or markdown items
  • Special-order items
  • Products clearly marked “No Change-of-Mind Returns”

Important

This does not affect your rights under Australian Consumer Law.

If a product is faulty, not of acceptable quality, or does not meet advertised specifications, it remains eligible for return regardless of category.

Refunds & Processing Timeframes

  • Approved refunds are processed within 7 business days of receiving returned goods
  • Refunds are issued to the original payment method, unless otherwise agreed
  • Replacement or repair may be offered where appropriate
  • Store credit may be offered only with customer consent

Handling fees and non-returnable service charges may not be refundable where permitted by law.


Restocking Fees

For approved change-of-mind or non-faulty returns, a 15% restocking fee applies.

  • Any applicable restocking fee will be clearly communicated prior to return approval
  • The fee will be deducted from the refund amount
  • Restocking fees do not apply to returns made under the Australian Consumer Law, including faulty, damaged, or misrepresented goods.

Return Shipping Costs

  • Change-of-mind returns: The customer is responsible for return shipping costs.
  • Faulty or defective products: ARC IP Networks covers return shipping under Australian Consumer Law.

Non-Warranty Repairs

For issues not covered by warranty:

  • ARC IP Networks will provide a quote before proceeding
  • Customers are responsible for all shipping and service costs
  • No repairs are undertaken without customer approval

Return Methods

Returns may be made:

  • In-store at ARC IP Networks – 6 George Street, Blackburn VIC 3130
  • Or by shipment as instructed by our support team

Proof of purchase is required for all returns.

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