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Synology RackStation RS4021xs+ Enterprise NAS with built-in service continuity engineered for data-intensive applications

Synology RackStation RS4021xs+ Enterprise NAS with built-in service continuity engineered for data-intensive applications

CPU: Intel Xeon D-1541 8-core 2.1 (base) / 2.7 (turbo) GHz, RAM: 16 GB DDR4 ECC UDIMM (Max 32 GB), Gigabit LAN Port x4, USB 3.2 Gen 1 Port x2, Expansion Port x2, Gen3 x8 slot (x8 link) x2, Redundant Power Supply, 5 Years Warranty

Description


198,000.00 บาท (รวมภาษี)

RS4021xs+

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RackStation RS4021xs+

Enterprise NAS with built-in service continuity engineered for data-intensive applications.

Synology RackStation RS4021xs+

Securing your business assets

The 16-bay RS4021xs+ provides solid data security and lightening-fast performance with over 234K 4K random read IOPS and 6,258 MB/s sequential read throughput1. Together with its 8-core processor, ECC memory, advanced snapshot technology, and built-in 10GbE connectivity, the RS4021xs+ can support large multi-user environments while handling data-intensive workloads.

Download Datasheet

Compute

Intel® Xeon® D-1541 8-core 2.1 GHz

Networking

Built-in dual-port 10GbE

Memory

16 GB ECC DDR4 Up to 64 GB

Scalability

Up to 40 drive bays with RX1217(RP)

Engineered for service continuity

The RS4021xs+ ensures mission-critical data is always available, enabling businesses to deliver the best results, even in the face of disaster.

Redundant power

Dual PSUs provide protection against a PSU failure or accidental cord removal while hot-swappable fans allow them to be replaced without powering down the system.

Maximize service availability

Synology High Availability (SHA) pairs two identical units together creating an active-passive cluster with minute-level failover. Learn more

Next-generation file system

Btrfs prevents data corruption and reduces maintenance overheads with advanced storage technologies and optimized snapshots. Learn more

Customize to your business

The RS4021xs+ includes two PCIe slots for performance, networking, and storage upgrades enabling it to adapt to any business environment2.

  • Double bandwidth

    Upgrade network bandwidth in minutes by 2x or more with Synology’s range of 10GbE NICs.

  • SSD cache3

    Boost read/write IOPS by up to 16 times by enabling SSD cache via our Synology M.2 NVMe adapter cards and SNV3000 Series SSDs or by installing one or more 2.5” SAT5200 SSDs.

  • Storage expansion

    Quickly and easily scale up to 40 drives with two RX1217(RP) expansion units.

 

The ultimate backup solutions — license-free

Storage for virtualization

Synology iSCSI storage supports mainstream virtualization solutions with an easy management interface to enhance usability. VMware vSphere 6.5 and VAAI integration helps offload storage operations. Windows Offloaded Data Transfer (ODX) speeds up data transfer. OpenStack Cinder support turns your Synology NAS into a block-based storage component. Additionally, Synology Storage Console enables even more simplified storage provisioning and management options in VMware and Windows environments. Learn more

All-in-one surveillance solution

Synology Surveillance Station transforms the RS4021xs+ into a feature-packed Network Video Recorder solution. Support for up to 90 IP cameras5 and video analytics such as motion detection, no idle zone, foreign object detection, and anomaly detection cater to the most common surveillance scenarios. Learn more

Secure and private

AES-256 encryption adds additional security to the locally-stored footage.

Access from anywhere, anytime

Access recordings and live streams whenever you want using a web browser, desktop client, or the DS cam mobile app.

Real-time alerts

Email, SMS, or push notifications alert you when incidents occur or predefined conditions are met.

Works best with Synology drives

Engineered to handle intensive 24/7 workloads, Synology drives consistently deliver top-grade performance.

Powered by Synology DiskStation Manager

The RS4021xs+ runs Synology DiskStation Manager (DSM), the unified operating system equipped with applications and services designed specifically for businesses.

Central Management System

Conveniently manage your fleet of Synology NAS from a centralized console.

Learn more

Synology Drive

Instantly access your NAS files across multiple devices whenever you want, wherever you are.

Learn more

Collaboration Suite

Satisfy all team collaboration needs behind the safety of your own private cloud with Synology Office, Calendar, and Chat.

Learn more

Virtual Machine Manager

Run various operating systems in isolated sandboxes. Seamlessly clone, store, and migrate virtual machines.

Learn more

Security

Secure data with comprehensive built-in security tools to protect your devices against evolving threats.

Learn more

Public Cloud Integration

Back up and synchronize data easily between public cloud accounts and your NAS.

Learn more

5-year warranty

At Synology, we are committed to product innovation and quality. The RS4021xs+ is backed by a 5-year limited warranty that includes technical support and hardware replacement services to maximize your return on investment. Learn more

Synology RackStation RS4021xs+
Synology RackStation RS4021xs+
  • 1 Power button and indicator
  • 2 Alert Off Button
  • 3 Drive tray
  • 4 Drive status indicator
  • 5 PSU fan
  • 6 Power Port
  • 7 PSU Indicators & Alert Off Buttons
  • 8 Console port
  • 9 1GbE/10GbE RJ-45 Ports
  • 10 USB 3.2 Ports
  • 11 Expansion port
  • 12 PCIe expansion slot
  • 13 Reset button

Notes:

  1. Performance testing conducted by Synology with 10GbE NICs installed. Actual results may vary depending on system configuration, testing methods, and other environmental variables. Check the performance page for additional details.
  2. Network adapter cards, expansion units, other PCIe add-in cards, and storage drives are sold separately. Refer to the compatibility list for compatible devices.
  3. SSD cache can be enabled by using compatible 2.5" SSDs or without occupying drive bays by installing Synology SNV3500 M.2 22110 NVMe SSDs using M2D20 or E10M20-T1 adapter cards, sold separately.
  4. Users have reported total data size reductions of more than 50% when backing up multiple systems with deduplication technology.
  5. Surveillance Station includes 2 free licenses. Connecting more cameras and devices requires additional licenses.
  • Hardware Specifications

    • Hardware Specs
    • Software Specs

    CPU

    CPU Model Intel Xeon D-1541

    CPU Architecture 64-bit

    CPU Frequency 8-core 2.1 (base) / 2.7 (turbo) GHz

    Hardware Encryption Engine (AES-NI)

    Memory

    System Memory 16 GB DDR4 ECC UDIMM

    Memory Module Pre-installed 16 GB (16 GB x 1)

    Total Memory Slots 4

    Maximum Memory Capacity 64 GB (16 GB x 4)

    Notes
    • Please select Synology memory modules for optimum compatibility and reliability. Synology will not provide complete product warranty or technical support if non-Synology memory modules are used for memory expansion.
    • For more information on the recommended memory configurations, visit here.
    • Synology reserves the right to replace memory modules with the same or higher frequency based on supplier's product life cycle status. Rest assured that the compatibility and stability have been strictly verified with the same benchmark to ensure identical performance.

    Storage

    Drive Bays 16

    Maximum Drive Bays with Expansion Unit 40 (RX1217/RX1217RP x 2)

    Compatible Drive Type* (See all supported drives)
    • 3.5" SATA HDD
    • 2.5" SATA SSD

    Maximum Single Volume Size*
    • 200 TB (32 GB RAM required, for RAID 5 or RAID 6 groups only)
    • 108 TB

    Hot Swappable Drive

    Notes
    • Storage Pool and volume creation require all drives to be listed as compatible on the device model's compatibility list.
    • "Compatible drive type" indicates drives that have been tested to be compatible with Synology products. This term does not indicate the maximum connection speed of each drive bay.
    • Each internal volume (may consist of multiple drives) is expandable up to 108 TB (with memory less than 32 GB) or 200 TB (with memory equal to or greater than 32 GB).

    External Ports

    RJ-45 1GbE LAN Port 4 (with Link Aggregation / Failover support)

    RJ-45 10GbE LAN Port 2 (with Link Aggregation / Failover support)

    USB 3.2 Gen 1 Port* 2

    Expansion Port 2

    Notes The USB 3.0 standard was renamed to USB 3.2 Gen 1 by the USB Implementers Forum (USB-IF) in 2019.

    PCIe

    PCIe Expansion 2 x Gen3 x8 slots (x8 link)

    File System

    Internal Drives
    • Btrfs
    • EXT4

    External Drives
    • Btrfs
    • EXT4
    • EXT3
    • FAT
    • NTFS
    • HFS+
    • exFAT*

    Notes exFAT Access is purchased separately in Package Center.

    Appearance

    Form Factor (RU) 3U

    Size (Height x Width x Depth) 132.3 mm x 482 mm x 656.5 mm

    Weight 17.4 kg

    Rack Installation Support* 4-post 19" rack (Synology Rail Kit - RKS1317)

    Notes The rail kit is sold separately

    Others

    System Fan 80 mm x 80 mm x 3 pcs

    Fan Speed Mode
    • Full-Speed Mode
    • Cool Mode
    • Quiet Mode

    Easy Replacement System Fan

    Power Recovery

    Noise Level* 44.7 dB(A)

    Scheduled Power On / Off

    Wake on LAN / WAN

    Power Supply Unit / Adapter 800 W

    Redundant Power Supply

    AC Input Power Voltage 100 V to 240 V AC

    Power Frequency 50/60 Hz, Single Phase

    Power Consumption* 145.79 W (Access)
    62.68 W (HDD Hibernation)

    British Thermal Unit 497.14 BTU/hr (Access)
    213.74 BTU/hr (HDD Hibernation)

    Notes
    • Power consumption is measured when it is fully loaded with Synology 8TB HAT5300-8T hard drive(s).
    • Noise Level Testing Environment: Fully loaded with Seagate 2TB ST2000VN000 hard drive(s) in the idle state. Two G.R.A.S. Type 40AE microphones, each set up 1 meter away from the Synology NAS at the front and rear. Background noise: 16.49-17.51 dB(A); Temperature: 24.25-25.75˚C; Humidity: 58.2-61.8%

    Temperature

    Operating Temperature 0°C to 35°C (32°F to 95°F)

    Storage Temperature -20°C to 60°C (-5°F to 140°F)

    Relative Humidity 5% to 95% RH

    Certification

    • FCC
    • CE
    • BSMI
    • VCCI
    • RCM
    • EAC
    • CCC
    • KC
    • UL

    Warranty

    5 Years

    Notes The warranty period starts from the purchase date as stated on your purchase receipt. (Learn more)

    Environment

    RoHS Compliant

    Packaging Content

    • Main Unit X 1
    • Accessory Pack X 1
    • AC Power Cord X 2
    • Quick Installation Guide X 1

    Optional Accessories


    Notes All memory modules will operate at the maximum frequency specified by the CPU manufacturer.

    Notes:

    • Model specifications are subject to change without prior notice.
    • The figures are based on Synology internal testing. Each performance test is done individually. No other services or applications are processed at the same time.
    • The actual performance may be lower than lab testing figure due to differences in server configuration, deployment, and the number of active operations.
    • If usage requirements exceed the specifications above, please contact our regional partners for professional advice.

    Software Specifications

    see more...

     

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