Synology DiskStation DS420-PLUS NAS Server

Synology Part #/MPN: DS420+

DiscTech Item #: SYN-DS420-PLUS-BN-3Y

  • Low Stock:Call for ETA
    Stock Levels

    This item is currently (nearly) out of stock. It may be possible to arrange fast shipment. If you need it urgently call us. Otherwise, it usually ships within 1 week.


Interface Types: NVMe M.2, SATA, USB 3.0 3.1 3.2, Ethernet RJ45

Encryption/SED Supported

Electrical Interface: Ethernet Gigabit - 1Gbps

On-Board Cache: 2GB

Bays/Ports/Slots: 4

Wattage/VA: 90W

Voltage: 110-240V Multi

Synology DiskStation DS420+ / DS420+ 4-bay SATA 2-Core AES-NI NAS / Network Attached Storage Server - Diskless - Brand New

High performance NAS with SSD cache acceleration capability
Synology DS420+ is designed for IT enthusiasts and home users. Equipped with a 2-core processor and built-in M.2 NVMe 2280 SSD slots for cache acceleration, DS420+ is ideal for data sharing, video streaming, and photo indexing.

2-core 2.0 GHz, burst up to 2.9 GHz
Cache Acceleration
2 x built-in M.2 2280 NVMe SSD slots
2 x 1GbE LAN ports

High Performance NAS with SSD Cache Acceleration Capability
Synology DiskStation DS420+ is a network-attached storage solution for smooth data sharing, video streaming, and photo indexing. Two built-in M.2 SSD slots and Synology SSD Cache technology allow you to boost system I/O and application performance.
• Accelerated Application Performance
Average 15% performance boost to photo indexing and other computing-intensive operations, as well as database response time
• Reach Optimal Performance and Capacity with SSD Cache
Built-in M.2 2280 NVMe SSD slots permit cache acceleration without occupying storage drive bays
• Effortless Data Sharing & Synchronization
Access, share, and sync your data easily across different operating systems and devices
• Protect and Restore Data in a Snap
Back up critical data and reduce your Recovery Time Objective (RTO) with Snapshot Replication
• Entertaining Multimedia Hub
Organize and stream music, video, and photo collections across all your devices
• Anytime, Anywhere
Freely access files on the go and back up mobile photos with iOS and Android™ apps

Streamline Your Data Management Experience
DS420+ is a powerful 4-bay desktop NAS that brings you a fast and smooth data management experience, as well as over 226 MB/s sequential read and 225 MB/s sequential write1 throughput. It benefits computing intensive applications, speeding up Synology Drive and Moments2 by an average 15%, and boosting Web PHP response efficiency by about 95% compared to its predecessor, for simple and efficient data management.

DS420+ comes with two built-in M.2 SSD slots that support Synology SSD Cache technology, allowing you to reduce random I/O response time 20 times compared with spinning drives without occupying front drive bays.

Model NumberDS420+/DS420-PLUS
CPU ModelIntel Celeron J4025 2-core 2.0 GHz, burst up to 2.9 GHz
CPU Architecture64-bit
CPU Frequency2-Core 2.0 (base) / 2.9 (burst) GHz
Hardware Encryption EngineYes (AES-NI)
System Memory2 GB DDR4 non-ECC onboard
Total Memory Slots1
Maximum Memory CapacityExpandable up to 6GB (2GB+4GB)
Drive Bay(s)4
M.2 Drive Slots2 (NVMe)
Compatible Drive Type
  • M.2 2280 NVMe SSD
Maximum, Internal Raw Capacity64 TB (12 TB HDD x 4) (Capacity may vary by RAID types)
Supported RAID Type
  • Synology Hybrid RAID
  • Basic
  • JBOD
  • RAID 0
  • RAID 1
  • RAID 5
  • RAID 6
  • RAID 10
Maximum Single Volume Size108 TB
Hot Swappable DrivesYes
RJ-45 1GbE LAN Port2 (with Link Aggregation/Failover support)
USB 3.2 Gen 1 Port2
Size (Height x Width x Depth)166 mm x 199 mm x 223 mm
Weight2.18 kg
System Fan92 mm x 92 mm x 2 pcs
Fan Speed Mode
  • Full-Speed Mode
  • Cool Mode
  • Quiet Mode
Wake on LAN/WANYes
Brightness adjustable front LED indicatorsYes
Noise Level19.4 dB(A)
Power RecoveryYes
Scheduled Power On/OffYes
Power Supply Unit / Adapter90W
AC Input Power Voltage100V to 240V AC
Power Frequency50/60 HZ, Single Phase
Power Consumption
  • 28.3 W (Access)
  • 8.45 W (HDD Hibernation)
British Thermal Unit
  • 96.5 BTU/hr (Access)
  • 28.81 BTU/hr (HDD Hibernation)
Operating Temperature
  • 0°C to 40°C
  • 32°F to 104°F
Storage Temperature
  • -20°C to 60°C
  • -5°F to 140°F
Relative Humidity5% to 95% RH
  • FCC
  • CE
  • BSMI
  • EAC
  • CCC
  • KC
  • VCCI
  • RCM

Click here to view the manufacturer's item description/brochure

ROHS Compliant

Alternate MPNs: DS420-PLUS

Weight: 10 lb

Warranty: 3 Year Manufacturer

Brand New

Condition Levels Explained

The product is brand new.

3 Year Manufacturer Warranty

Product Warranties Explained

The product has a manufacturer warranty for the time period specified.