Source document: https://docs-lawep.s3.us-east-2.amazonaws.com/1697742396710.pdf (Georgia)
DiskStation DS420+ High Performance NAS with Highlights SSD Cache Acceleration Capability Synology DiskStation DS420+ is a network- attached storage solution for smooth data • 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 sharing, video streaming, and photo indexing.
Access, share, and sync your data easily across different Two built-in M.2 SSD slots and Synology SSD operating systems and devices • Protect and Restore Data in a Snap Cache technology allow you to boost system Back up critical data and reduce your Recovery Time I/O and application performance.
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 DATASHEET | DiskStation DS420+ 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.
Establish a Strong Storage Foundation with Btrfs DS420+ features a Btrfs file system optimized by Synology to offer you high reliability and high performance.

Btrfs supports advanced storage technologies that meet the needs of modern business: • Advanced snapshot technology provides schedulable and near-instantaneous data protection of shared folders and LUNs.

• File and folder level data restoration offers users who wish to restore only a specific file or folder more flexibility.
• Flexible Shared Folders and User Quota System provide comprehensive quota control on all user accounts and shared folders.

• File self-healing allows Btrfs file systems to auto-detect corrupted files using mirrored metadata and to recover broken data using RAID configurations.

• Inline compression compresses data before writing them to the drive, to optimize storage use and reduce write commands to the drives.
Next-Generation File System Btrfs is a modern file system designed to safeguard data integrity through metadata mirroring, file self-healing, and fast snapshot replication.

DATASHEET | DiskStation DS420+ Synology Backup Suite A centralized, integrated, and license-free backup solution to protect every bit of your data.

Multimedia Streaming Seamlessly gather and stream music, video, and photo collections across all your devices.
Powerful Backup Tools DS420+ offers users a range of backup solutions for cloud and physical, on- premises environments.

Backing up and restoring data is effortless – and completely free of licenses on compatible NAS models.

• Back up your cloud data: Cloud Sync enables users to seamlessly back up or synchronize data between a local Synology NAS and other cloud services.
• Back up your PCs and servers: Synology Drive Client backs up your Windows®, Mac®, and Linux® desktop devices to safeguard important computer files.

• Back up your Synology NAS: Hyper Backup offers a wide range of destinations for backups of your NAS, including on-premises and cloud.

Your Personal Multimedia Library DS420+ helps you easily manage multimedia content and share it across Windows®, macOS®, and Linux® platforms.
• Video Station helps you organize your personal digital video library using different data and criteria.

Streaming videos to Apple TV, Android TV, Samsung TV, Chromecast and mobile apps is a breeze, and a wide range of digital devices are supported.

• Audio Station provides music playback via AirPlay® devices, and comes with lossless audio format support and Internet radio.

Using the Alexa Audio Station feature, you can call out your music to your Voice Assistant.
• Moments' and Photo Station's intuitive design fit both home users and professional photographers.

Auto-created albums help you manage your images in seconds.

You can also share photographs with local users or the public while regulating security using fine permission settings.

DATASHEET | DiskStation DS420+ Multimedia Anytime, Everywhere Synology's mobile apps let you enjoy your multimedia library anytime, anywhere.
Available on iOS and Android™ platforms, DS photo, DS audio, DS video, and DS file let you access your Synology NAS through Photo Station, Audio Station, Video Station, and File Station, respectively.

With Synology QuickConnect, you can connect to your Synology NAS using a secure and customizable address for instant access to media and work files on Windows®, Mac®, Linux®, and mobile devices.

Cool & Quiet Design for Energy Efficiency Synology DS420+ is designed with energy efficiency in mind.
Compared with its average PC counterpart, Synology DS420+ consumes less power, at 28.30 watts while accessing and 8.45 watts when hard drive hibernation is enabled.

The power scheduling feature further reduces power consumption and operating cost.

Low Power Consumption DS420+ is designed with energy-efficiency in mind, helping you minimize your carbon footprint.
DATASHEET | DiskStation DS420+ Hardware Overview 1 5 9 Status indicator Power button and indicator 2 6 Drive status indicator Drive tray 3 7 Drive tray lock 1GbE RJ-45 port 4 8 USB 3.0 port Reset button Power port 10 System fan 11 Kensington Security Slot Technical Specifications Hardware CPU Intel Celeron J4025 2-core 2.0 GHz, burst up to 2.9 GHz Hardware encryption engine Yes (AES-NI) Memory 2 GB DDR4 onboard (expandable up to 6 GB)3 Compatible drive type • 4 x 3.5" or 2.5" SATA HDD/SSD (drives not included) • 2 x M.2 2280 NVMe SSD (drives not included) Hot swappable drive Yes External port Size (HxWxD) Weight LAN 2 x USB 3.0 port 166 x 199 x 223 mm 2.18 kg 2 x Gigabit (RJ-45) Wake on LAN/WAN Scheduled power on/off Yes Yes System fan 2 (92 x 92 x 25 mm) AC input power voltage 100 V to 240 V AC Power frequency 50/60 Hz, single phase 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 humidity 5% to 95% RH Maximum operating altitude 5,000 m (16,400 ft) DATASHEET | DiskStation DS420+ FrontRear12345611108749 General DSM specification Networking protocol SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN (PPTP, OpenVPN™, L2TP) File system Internal: Btrfs, ext4 • • External: Btrfs, ext4, ext3, FAT, NTFS, HFS+, exFAT4 Supported RAID type Synology Hybrid RAID (SHR), Basic, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10 Storage management SSD cache File sharing capability • Maximum single volume size: 108 TB • Maximum system snapshots: 65,5365 • Maximum internal volume: 64 • Read/write cache support • M.2 NVMe SSD support • Maximum local user account: 2,048 • Maximum local group: 256 • Maximum shared folder: 512 • Maximum concurrent SMB/NFS/AFP/FTP connection: 500 Privilege Windows® Access Control List (ACL), application privilege Directory service Windows® AD integration: Domain users login via SMB/NFS/AFP/FTP/File Station, LDAP integration Virtualization VMware vSphere® 6.5, Microsoft Hyper-V® , Citrix®, OpenStack® Security Firewall, shared folder
 encryption, SMB encryption, FTP over SSL/TLS, SFTP, rsync over SSH, login auto block, Let's Encrypt support, HTTPS (customizable cipher suite) Supported client Windows® 7 onwards, macOS® 10.12 onwards Supported browser Interface Language Chrome®, Firefox®, Edge®, Internet Explorer® 10 onwards, Safari® 10 onwards; Safari (iOS 10 onwards), Chrome (Android™ 6.0 onwards) on tablets English, Deutsch, Français, Italiano, Español, Dansk, Norsk, Svensk, Nederlands, Русский, Polski, Magyar, Português do Brasil, Português Europeu, Türkçe, Český, Packages and Applications File Server & Synchronization Synology Drive File Station FTP Server Provide a universal portal to synchronize your files across various platforms, including Windows®, macOS®, Linux®, AndroidTM and iOS.
The built-in universal portal allows you to access data anytime and anywhere.
• Maximum number of hosted files: 500,000 • Maximum number of concurrent connections for PC clients: 350 Virtual drive, remote folder, Windows® ACL editor, compressing/extracting archived files, bandwidth control for specific users or groups, creating sharing links, transfer logs Bandwidth control for TCP connections, custom FTP passive port range, anonymous FTP, FTP SSL/TLS and SFTP protocol, boot over the network with TFTP and PXE support, transfer logs Presto File Server6 High-speed data transfer over WAN with exclusive SITA technology between Synology NAS and desktop Cloud Sync One or two-way synchronization with public cloud storage providers including Alibaba Cloud OSS, Amazon Drive, Amazon S3-compatible storage, Backblaze B2, Baidu Cloud, Box, Dropbox, Google Cloud Storage, Google Drive, hubiC, MegaDisk, Microsoft OneDrive, OpenStack Swift-compatible storage, Tencent COS, WebDAV servers, Yandex Disk Universal Search Offer global search into applications and files iSCSI Storage & Virtualization iSCSI Manager • Maximum iSCSI target: 128 • Maximum iSCSI LUN: 256 • iSCSI LUN clone/snapshot support Virtual Machine Manager Deploy and run various virtual machines on Synology NAS, including Windows®, Linux®, or Virtual DSM Data Protection & Backup Solution Hyper Backup Support local backup, network backup, and backup data to public clouds Backup tools DSM configuration backup, macOS® Time Machine support, Synology Drive Client desktop application Shared folder sync - maximum task number: 8 Snapshot Replication • • Maximum of shared folder snapshots: 1,024 Maximum of replication: 32 Synology High Availability Reduce service downtime by setting up two identical NAS into one high-availability cluster Active Backup for G Suite Support G Suite My Drive and Team Drive backup and restoration Active Backup for Office 365 Support Office 365 OneDrive for Business, mail, contacts, and calendar backup and restoration DATASHEET | DiskStation DS420+ Active Backup for Business All-in-one backup solution designed for
 heterogeneous business IT environment, enabling IT admins to remotely manage and monitor protection over PC, servers and VM on one centralized console Productivity & Collaboration Collaboration tools Collaborate with instant message service Synology Chat, online editor Synology Office, and scheduling assistant Synology Calendar • Chat maximum users: 600 • Office maximum users: 1,000 • Calendar: support CalDAV and access via mobile devices Note Station Rich-text note organization and versioning, encryption, sharing, media embedding and attachments Synology MailPlus Server Secure, reliable, and private mail solution with high-availability, load balancing, security and filtering design (Includes 5 free email account licenses; additional accounts require the purchasing of additional licenses) Synology MailPlus Intuitive webmail interface for Synology MailPlus Server, customizable mail labels, filters, and user interface Multimedia Moments Other packages Surveillance Surveillance Station All-in-One Server Support smart AI album with facial and subject recognition, photo editing and sharing features, similar photo detection, auto- editing functions such as color correction and angle adjustments, and AI selection of the best photos.
Mobile applications are available on iOS and AndroidTM devices Video Station, Photo Station, Audio Station, iTunes® Server Maximum IP camera: 25 (total of 750 FPS at 720p, H.264) (Including two free camera licenses; additional cameras require the purchasing of additional licenses) Synology Directory Server Provide a flexible and cost-effective domain controller solution Central Management System Provide a single interface to manage and monitor multiple Synology NAS VPN Server Mail Server Mail Station Web Station Maximum connection: 30.
Supported VPN protocol: PPTP, OpenVPN™, L2TP/IPSec Supported Mail Server protocols: POP3, SMTP, IMAP, LDAP/AD account support Webmail interface for Mail Server to receive emails from multiple POP3 mailboxes, customizable SMTP server Virtual host (up to 30 websites), PHP/MariaDB®, third-party applications support Other packages DNS Server, RADIUS Server, Log Center Others Storage Analyzer Volume and quota usage, total size of files, volume usage and trends based on past usage, size of shared folders, large files, most recently modified files, least recently accessed files Antivirus Essential Full system scan, scheduled scan, white list customization, virus definition auto update iOS/Android™ applications Synology Drive, Synology MailPlus, Synology Chat, Synology LiveCam, Moments, DS audio, DS photo, DS video, DS cam, DS file, DS finder, DS note Other packages Additional 3rd-party packages available on Package Center Environment and Packaging Environment safety RoHS compliant Package content Optional accessories7 • DS420+ main unit x 1 • Quick Installation Guide x 1 • Accessory pack x 1 • AC power adapter x 1 • AC power cord x 1 • RJ-45 LAN cable x 2 • DDR4 non-ECC SO-DIMM 4 GB (D4NESO-2666-4G) • VisualStation VS360HD, VS960HD • Surveillance Device License Pack • Synology MailPlus License Pack • Virtual DSM License Pack Warranty 3 years8 *Model specifications are subject to change without notice.
Please refer to www.synology.com for the latest information.

1.

Performance figures may vary depending on environment, usage, and configuration.

2.

Performance figures are based on the average percentage improvement of DS420+ relative to its predecessor, as tested at Synology labs.

Test items include file indexing in Synology Drive and photo indexing in Moments.

3.

DS420+ comes with 2 GB DDR4 onboard and can support up to 6 GB by adding one optional DDR4 non-ECC 4 GB SO-DIMM.
DATASHEET | DiskStation DS420+ 4. exFAT Access can be purchased separately in Package Center.

5.

System snapshots include snapshots taken by iSCSI Manager, Snapshot Replication, and Virtual Machine Manager.

Availability of these packages varies by model.

6.

Presto File Server licenses can be purchased separately in Package Center.

7.

Please refer to www.synology.com/compatibility for the latest optional accessories list.

8.
8.

5-year warranty is available as an optional bundle with EW201, a 2-year Extended Warranty service add-on.

Visit https://www.synology.com/en-global/products/ Extended_Warranty for more information on availability.

The warranty period starts from the purchase date as stated on your receipt of purchase.

Visit https:// www.synology.com/company/legal/warranty for more information.

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Synology, the Synology logo are trademarks or registered trademarks of Synology Inc. Other product and company names mentioned herein may be trademarks of their respective companies.

Synology may make changes to specification and product descriptions at anytime, without notice.

DS420+-2020-ENU-REV001 DATASHEET | DiskStation DS420+