Synology DiskStation DS1821+

 8Bay High capacity storage and data protection

  

 מפרט טכני

CPU

CPU ModelAMD Ryzen V1500BCPU Quantity1CPU Core4CPU Architecture64-bitCPU Frequency2.2 GHzHardware Encryption Engine

Memory

System Memory4 GB DDR4 ECC SODIMMMemory Module Pre-installed4 GB (4 GB x 1)Total Memory Slots2Maximum Memory Capacity32 GB (16 GB x 2)Notes

• 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.
• 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 about the recommended memory configurations, please check the Hardware Installation Guide of your Synology product.

Storage

Drive Bays8Maximum Drive Bays with Expansion Unit18 (DX517 x 2)M.2 Drive Slots2 (NVMe)Compatible Drive Type* (See all supported drives)

• 3.5" SATA HDD
• 2.5" SATA HDD
• 2.5" SATA SSD
• M.2 2280 NVMe SSD

Hot Swappable Drive*Notes

• The hot swappable drive feature is not supported by M.2 SSD slots.
• "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.

External Ports

RJ-45 1GbE LAN Port4USB 3.2 Gen 1 Port*4Expansion Port2Expansion Port TypeeSATANotesThe USB 3.0 standard was renamed to USB 3.2 Gen 1 by the USB Implementers Forum (USB-IF) in 2019.

PCIe

PCIe Expansion1 x Gen3 x8 slot (x4 link)

Appearance

Size (Height x Width x Depth)166 mm x 343 mm x 243 mmWeight6 kg

Others

System Fan120 mm x 120 mm x 2 pcsFan Speed Mode

• Full-Speed Mode
• Cool Mode
• Quiet Mode

Easy Replacement System FanBrightness Adjustable Front LED IndicatorsPower RecoveryNoise Level*22.2 dB(A)Scheduled Power On / OffWake on LAN / WANPower Supply Unit / Adapter250 wattsAC Input Power Voltage100V to 240V ACPower Frequency50/60 Hz, Single PhasePower Consumption59.8 watts (Access)
26.18 watts (HDD Hibernation)British Thermal Unit204.05 BTU/hr (Access)
89.33 BTU/hr (HDD Hibernation)Notes

• Power consumption is measured when it is fully loaded with Western Digital 1TB WD10EFRX 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 Temperature0°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

Certification

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

Environment

RoHS Compliant

Packaging Content

• Main Unit X 1
• Accessory Pack X 1
• AC Power Cord X 1
• RJ-45 LAN Cable X 2
• Quick Installation Guide X 1

Optional Accessories

• DDR4 ECC SODIMM: D4ES01-4G/D4ES01-8G/D4ECSO-2666-16G
• Expansion Units: DX517
• Enterprise Series 3.5" SATA HDD: HAT5300 Series
• Plus Series 3.5" SATA HDD: HAT3300 Series
• Enterprise Series 2.5" SATA SSD: SAT5200 Series
• Enterprise Series M.2 2280 NVMe SSD: SNV3400 Series
• 25GbE Network Interface Card: E25G30-F2
• 10GbE Network Interface Card: E10G21-F2/E10G30-T2/E10G18-T1

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