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Synology DS423 4-Bay NAS Realtek RTD1619B Quad-Core 2GB DDR4 Dual 1GbE (Diskless)

Price:

$ 691.80


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Synology DS423 4-Bay NAS Realtek RTD1619B Quad-Core 2GB DDR4 Dual 1GbE (Diskless)

https://arcip.com.au/web/image/product.template/15514/image_1920?unique=88aaef4

Synology DiskStation DS423 4-bay desktop NAS (diskless), a private cloud hub for file and media management. Quad-core Realtek RTD1619B 1.7 GHz CPU with hardware encryption and 2 GB DDR4 memory. Four hot-swappable bays for 3.5in SATA HDDs or 2.5in SATA SSDs, two 1GbE RJ-45 ports and two USB 3.2 Gen 1 ports. Supports Synology Hybrid RAID and RAID 0/1/5/6/10 with Btrfs. Runs Synology DSM with Synology Drive, Cloud Sync, Synology Photos, Hyper Backup, Snapshot Replication and Surveillance Station (2 licences included, up to 30 x 1080p cameras). 2-year hardware warranty. Genuine Synology from ARC IP Networks, authorised Synology reseller with Australian stock.

$ 691.80 691.8 AUD $ 752.86 incl. GST

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    Authorised Australian Reseller | Australian Stock | Genuine Local Warranty

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  • [Warranty Information] Warranty
    Manufacturer Warranty 
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Estimate delivery times: 3-7 business days 
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SKU
DS423
Barcode
4711174724918

Synology DS423 at a glance

The Synology DS423 is a 4-bay desktop NAS running DiskStation Manager (DSM), built as a private cloud hub for essential file and media management. It uses a quad-core Realtek RTD1619B with 2 GB DDR4 memory, has four hot-swappable SATA bays, two 1GbE ports and two USB 3.2 Gen 1 ports, and supports RAID 5, 6 and 10 as well as Synology Hybrid RAID.

ARC IP Networks is an authorised Synology reseller in Australia. We supply the genuine Synology DS423 from Australian stock.

Drive bays4 x 3.5"/2.5" SATA
CPURealtek RTD1619B, 4 cores
Networking2 x 1GbE RJ-45
SurveillanceUp to 30 IP cameras

Best for

  • Households and small offices consolidating files and media in one place
  • Home or small business video surveillance with up to 30 IP cameras
  • Snapshot-protected backup of PCs, phones and shared folders

Key features

Quad-core 64-bit Realtek RTD1619B at 1.7 GHz with a hardware encryption engine.

2 GB DDR4 non-ECC system memory.

Four hot-swappable bays for 3.5" SATA HDDs or 2.5" SATA SSDs.

Two 1GbE RJ-45 ports and two USB 3.2 Gen 1 ports.

Synology Hybrid RAID, Basic, JBOD and RAID 0/1/5/6/10, with single volumes up to 108 TB.

Btrfs file system with snapshots via Snapshot Replication to help guard against malware.

Synology Drive, Cloud Sync and Synology Photos for private-cloud file sharing, sync and photo management.

Hyper Backup protects the whole NAS or selected folders to multiple destinations.

Surveillance Station with 2 free camera licences and support for up to 30 x 1080p IP cameras.

Synology DS423 specifications

Synology DS423 technical specifications
SpecificationValue
Processor & Memory
CPURealtek RTD1619B, 4 cores / 4 threads, 64-bit
CPU frequency1.7 GHz
Hardware encryption engineYes
System memory2 GB DDR4 non-ECC
Storage
Drive bays4 x 3.5" SATA HDD or 2.5" SATA SSD
Hot-swappable drivesYes
RAID typesSynology Hybrid RAID, Basic, JBOD, RAID 0, 1, 5, 6, 10
Maximum single volume108 TB
Internal file systemBtrfs, ext4
Ports
RJ-45 1GbE LAN2 (MTU 1,500 bytes)
USB 3.2 Gen 12
Physical
Size (H x W x D)184 mm x 168 mm x 230 mm
Weight2.21 kg
System fans2 x 80 mm
Noise level20.6 dB(A)
Power
Power adapter90 W
AC input100 V to 240 V AC, 50/60 Hz, single phase
Power consumption (access)32.41 W
Power consumption (HDD hibernation)4.97 W
Power featuresPower recovery, scheduled power on/off, Wake on LAN/WAN
Environment
Operating temperature0°C to 40°C
Storage temperature-20°C to 60°C
Operating humidity8% to 80% RH
EnvironmentRoHS compliant
Surveillance & Applications
Surveillance Station licences2 included
Max IP cameras (H.264)1080p: 30 channels, 600 FPS
Max IP cameras (H.265)1080p: 30 channels, 800 FPS
Max local user accounts256
Max shared folders64
Warranty
Hardware warranty2 years

Figures from Synology's official product specifications.

What's in the box

  • Main unit x 1
  • Accessory pack x 1
  • AC power adapter x 1
  • AC power cord x 1
  • RJ-45 LAN cable x 2
  • Quick installation guide x 1

The Synology DS423 in depth

Four bays for growing data

The DS423 offers four hot-swappable SATA bays and the full range of RAID options, from Synology Hybrid RAID to RAID 5, 6 and 10, so you can balance capacity and redundancy. Two 1GbE ports and two USB 3.2 Gen 1 ports cover networking and external drives.

Private cloud for files and media

Synology Drive provides file sharing and sync across devices and between Synology systems, Cloud Sync connects to public clouds, and Synology Photos organises photo and video libraries with smart sorting. QuickConnect gives secure remote access, and Windows AD and LDAP integration let it work as edge storage.

Protection and surveillance

Hyper Backup, Snapshot Replication and Synology Drive PC backup are included at no extra cost to protect against ransomware and accidental deletion. Surveillance Station supports up to 30 x 1080p cameras with 2 licences included.

Frequently asked questions

Straight answers about the Synology DS423 from the ARC IP Networks team. Last reviewed October 2026.

No. The DS423 is diskless; it has four hot-swappable bays for 3.5" SATA HDDs or 2.5" SATA SSDs. Synology lists its HAT3300 Plus and HAT5300 Enterprise series drives as optional accessories.

Synology Hybrid RAID, Basic, JBOD, RAID 0, RAID 1, RAID 5, RAID 6 and RAID 10, with single volumes up to 108 TB.

Per Synology's specs, the DS423 uses a Realtek RTD1619B with 2 GB DDR4 and two 1GbE ports, while the DS425+ uses an Intel Celeron J4125 with a 2.5GbE port and two M.2 NVMe slots.

Synology quotes up to 30 x 1080p IP cameras with Surveillance Station; 2 camera licences are included and more can be purchased.

Synology provides a 2-year hardware warranty from the purchase date.

ARC IP Networks is an authorised Synology reseller and supplies the DS423 from Australian stock.

Explore the full Synology range: Synology Australia hub · Shop all Synology · NAS and storage guides

Buy the Synology DS423 in Australia

ARC IP Networks is an authorised Synology reseller, supplying Synology NAS, rackmount storage, drives, surveillance and backup appliances to homes, businesses and integrators across Australia.

  • Genuine Synology with the full manufacturer's warranty, supplied from Australian stock.
  • Australian stock, shipped Australia-wide.
  • Local pre-sales help sizing drives, RAID and backup for your NAS.
  • Trade and project pricing available.

Planning a Synology storage project?

Ask ARC IP Networks for project pricing or a NAS and drive bundle quote, or call us to check the right Synology model for your data.

Brand Synology
Synology DS423 Datasheet.pdf
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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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