Synology DS423 4-Bay NAS DiskStation

The Synology DS423 4-Bay NAS DiskStation is a NAS enclosure, built for central file storage and backup shared across a network. Available in Kuwait from AQWACO with prices in Kuwaiti Dinar and local delivery.

Centralised Storage Built for Home and Small Business

The Synology DiskStation DS423 is a 4-bay NAS enclosure designed for home users, small offices, and workgroups that need reliable, centralised file storage, automated backup, and private cloud access without enterprise-level complexity. Powered by a Realtek RTD1619B Quad-Core 1.7 GHz processor and 2 GB DDR4 RAM, it handles simultaneous file sharing, media streaming, and scheduled backups without bottlenecking daily workflows. Running Synology DiskStation Manager (DSM), one of the most feature-complete NAS operating systems available, the DS423 delivers a full ecosystem of services through a browser-based interface and dedicated mobile apps.

The DS423 supports up to four 3.5″ or 2.5″ SATA HDD/SSD drives, with a maximum raw capacity of 72 TB (using 18 TB drives). Flexible RAID configurations — including Synology Hybrid RAID (SHR), RAID 0, 1, 5, 6, and 10 — let you balance storage capacity against data redundancy to match your use case. Drive hot-swap support means failed drives can be replaced without powering down, keeping your data continuously accessible.

Dual 1GbE RJ-45 LAN ports support link aggregation or failover for improved throughput and network resilience. Two USB 3.2 Gen 1 ports allow direct attachment of external drives for additional backup or expansion. Power consumption sits at approximately 21.8 W under load and drops to just 4.41 W during HDD hibernation, making it a practical always-on solution for home and small-business environments.

Key Details & Benefits

• 4 drive bays — accepts 3.5″ and 2.5″ SATA HDD or SSD; maximum raw capacity 72 TB
• Realtek RTD1619B Quad-Core 1.7 GHz processor with 2 GB DDR4 RAM for responsive multi-user access
• Full RAID flexibility — SHR, RAID 0, 1, 5, 6, and 10 configurable at setup
• Drive hot-swap — replace failed drives without downtime
• Dual 1GbE LAN ports — supports link aggregation and network failover
• 2 × USB 3.2 Gen 1 ports — direct external drive connection for local backup or transfer
• Btrfs and EXT4 file system support — Btrfs enables snapshot-based data protection and self-healing
• DSM operating system — file sharing, private cloud, media server, surveillance, and backup from a single interface
• Mobile app suite — Synology Drive, DS File, DS Video, DS Photo for remote access on iOS and Android
• Energy-efficient design — 21.8 W active / 4.41 W hibernation; dual 92 mm cooling fans for quiet continuous operation

Who Is This For

The DS423 is built for home users and small-business teams who need a dependable, always-on NAS for file sharing, media storage, and automated backup across multiple devices. It suits photographers, content creators, and remote workers who want private cloud access without relying on third-party subscription storage. IT administrators managing small workgroups will appreciate the RAID flexibility, hot-swap capability, and DSM’s built-in security features — firewall, AES encryption, and two-factor authentication — without requiring dedicated server infrastructure.

Specialisation

The DS423’s Btrfs file system is a meaningful differentiator at this price point: it enables snapshot-based rollback, protecting shared folders and individual files from accidental deletion or ransomware without requiring a separate backup appliance. The SHR (Synology Hybrid RAID) algorithm intelligently combines drives of mixed capacities, maximising usable storage where uniform drive sizes are not practical — a common real-world constraint in home and SMB environments. Synology’s DSM ecosystem — covering surveillance (Surveillance Station), media serving (Plex-compatible), and cloud sync (Google Drive, Dropbox, OneDrive) — means the DS423 grows with your needs rather than requiring hardware replacement as use cases expand.

Comparison Advantage

Against competing 4-bay NAS units in the same category, the DS423’s quad-core processor and Btrfs support provide snapshot and self-healing data integrity capabilities that are absent on entry-level alternatives running EXT4 only. The dual LAN ports with link aggregation deliver up to 2 Gbps aggregate throughput for multi-user environments — a feature typically reserved for higher-priced units. Synology’s DSM software ecosystem and long-term firmware support record further distinguish the DS423 from generic NAS enclosures at comparable price points.

Available Storage Options

Available in: Diskless (0TB), 4TB HDD (1 × 4TB), 6TB HDD (1 × 6TB), 8TB HDD (2 × 4TB), 10TB HDD (1 × 10TB), 12TB HDD (3 × 4TB), 12TB HDD (2 × 6TB), 18TB HDD (3 × 6TB), 20TB HDD (2 × 10TB), 24TB HDD (4 × 6TB), 30TB HDD (3 × 10TB), 40TB HDD (4 × 10TB). Select Diskless to supply your own compatible SATA drives.

Specifications

• Drive Bays: 4 × 3.5″ / 2.5″ SATA HDD / SSD
• Maximum Raw Capacity: 72 TB (18 TB × 4 drives)
• Processor: Realtek RTD1619B Quad-Core 1.7 GHz
• Memory: 2 GB DDR4 (Non-Expandable)
• RAID Support: SHR, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10
• Drive Hot Swap: Yes
• Network Interface: 2 × 1GbE RJ-45 LAN
• USB Ports: 2 × USB 3.2 Gen 1
• File System: Btrfs, EXT4
• Cooling: 2 × 92 mm fans
• Power Consumption: 21.8 W (Access) / 4.41 W (HDD Hibernation)
• Power Supply: External adapter
• Operating System: Synology DiskStation Manager (DSM)
• Security: Firewall, AES encryption, two-factor authentication
• Mobile Apps: Synology Drive, DS File, DS Video, DS Photo
• Dimensions (H × W × D): 166 × 199 × 223 mm
• Weight: 2.18 kg

Specifications

Frequently Asked Questions

What is the Synology DS423 4-Bay NAS DiskStation best used for?

The Synology DS423 4-Bay NAS DiskStation is designed for central file storage and backup shared across a network.

Can I buy the Synology DS423 4-Bay NAS DiskStation in Kuwait?

Yes. AQWACO stocks the Synology DS423 4-Bay NAS DiskStation in Kuwait, priced in Kuwaiti Dinar (KWD), with delivery available locally.