Skip to content
en
USD
Skip to product information
Description

High-performance storage for data protection, file serving, and more.

Synology RS2821RP+ is a 3U 16-bay storage server designed to accommodate a diverse set of business requirements. Scalable to 28 drives, the unit provides powerful backup and restoration functionality for the SMB sector. It delivers 2,200 MB/s sequential read and 105K 4K random read performance, and can be upgraded with SSD cache and 10/25Gb Ethernet options.


Compute

Compute

AMD Ryzen™ V1500B quad-core 2.2 GHz

Throughput

Throughput

2,220 MB/s seq. read 105K 4K random read performance1

Memory

Memory

4 GB ECC DDR4, up to 32 GB

Scalability

Scalability

Up to 28 drive bays with RX1217RP/RX1217

 

Specification

 

Hardware Specifications
CPU
CPU Model AMD Ryzen V1500B
CPU Quantity 1
CPU Core 4
CPU Architecture 64-bit
CPU Frequency 2.2 GHz
Hardware Encryption Engine
Memory
System Memory 4 GB DDR4 ECC UDIMM
Memory Module Pre-installed 4 GB (4 GB x 1)
Total Memory Slots 2
Maximum Memory Capacity 32 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.
Storage
Drive Bays 16
Maximum Drive Bays with Expansion Unit 28 (RX1217 x 1)
Drive Type 
  • 3.5" SATA HDD
  • 2.5" SATA HDD
  • 2.5" SATA SSD
Hot Swappable Drive*
Notes The use of non-validated components may limit certain functionality and result in data loss and system instability.
External Ports
RJ-45 1GbE LAN Port 4
USB 3.2 Gen 1 Port* 2
Expansion Port 1
Expansion Port Type Infiniband
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 1 x Gen3 x8 slot (x4 link)
Appearance
Form Factor (RU) 3U
Size (Height x Width x Depth) 132.3 mm x 482 mm x 656.5 mm
Weight 17.1 kg
Rack Installation Support* 4-post 19" rack 
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* 53.5 dB(A)
Scheduled Power On / Off
Wake on LAN / WAN
Power Supply Unit / Adapter 550 watts
Redundant Power Supply
AC Input Power Voltage 100 V to 240 V AC
Power Frequency 50/60 Hz, Single Phase
Power Consumption 97.54 watts (Access)
49.57 watts (HDD Hibernation)
British Thermal Unit 332.61 BTU/hr (Access)
169.03 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 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
3-year hardware warranty, extendable to 5 years with extended warranty 
Notes
  • The warranty period starts from the purchase date as stated on your purchase receipt. extended warranty is only available in Europe and North America. is only available in Asia, Africa, and Oceania. For exact availability information please visit their respective websites.
Environment
RoHS Compliant
Packaging Content
  • Main Unit X 1
  • Accessory Pack X 1
  • AC Power Cord X 2
  • Quick Installation Guide X 1

 

 

Compatibility

Synology RackStation RS2821RP+ ,16-Bay AMD Ryzen V1500B 8-Core 2.2 GHz ,4GB DDR4 ,3U Diskless Scalable NAS 1 x Gen3 x8 slot (x4 link)

Regular price $5,240.00
Sold Out

Tax included.

SKU: RS2821RP+

Ask for Availability Check when this item will be back in stock.
Project Price Check Get a custom quote for enterprise NAS projects.

High-performance storage for data protection, file serving, and more.

Synology RS2821RP+ is a 3U 16-bay storage server designed to accommodate a diverse set of business requirements. Scalable to 28 drives, the unit provides powerful backup and restoration functionality for the SMB sector. It delivers 2,200 MB/s sequential read and 105K 4K random read performance, and can be upgraded with SSD cache and 10/25Gb Ethernet options.


Compute

Compute

AMD Ryzen™ V1500B quad-core 2.2 GHz

Throughput

Throughput

2,220 MB/s seq. read 105K 4K random read performance1

Memory

Memory

4 GB ECC DDR4, up to 32 GB

Scalability

Scalability

Up to 28 drive bays with RX1217RP/RX1217

 

Specification

 

Hardware Specifications
CPU
CPU Model AMD Ryzen V1500B
CPU Quantity 1
CPU Core 4
CPU Architecture 64-bit
CPU Frequency 2.2 GHz
Hardware Encryption Engine
Memory
System Memory 4 GB DDR4 ECC UDIMM
Memory Module Pre-installed 4 GB (4 GB x 1)
Total Memory Slots 2
Maximum Memory Capacity 32 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.
Storage
Drive Bays 16
Maximum Drive Bays with Expansion Unit 28 (RX1217 x 1)
Drive Type 
  • 3.5" SATA HDD
  • 2.5" SATA HDD
  • 2.5" SATA SSD
Hot Swappable Drive*
Notes The use of non-validated components may limit certain functionality and result in data loss and system instability.
External Ports
RJ-45 1GbE LAN Port 4
USB 3.2 Gen 1 Port* 2
Expansion Port 1
Expansion Port Type Infiniband
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 1 x Gen3 x8 slot (x4 link)
Appearance
Form Factor (RU) 3U
Size (Height x Width x Depth) 132.3 mm x 482 mm x 656.5 mm
Weight 17.1 kg
Rack Installation Support* 4-post 19" rack 
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* 53.5 dB(A)
Scheduled Power On / Off
Wake on LAN / WAN
Power Supply Unit / Adapter 550 watts
Redundant Power Supply
AC Input Power Voltage 100 V to 240 V AC
Power Frequency 50/60 Hz, Single Phase
Power Consumption 97.54 watts (Access)
49.57 watts (HDD Hibernation)
British Thermal Unit 332.61 BTU/hr (Access)
169.03 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 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
3-year hardware warranty, extendable to 5 years with extended warranty 
Notes
  • The warranty period starts from the purchase date as stated on your purchase receipt. extended warranty is only available in Europe and North America. is only available in Asia, Africa, and Oceania. For exact availability information please visit their respective websites.
Environment
RoHS Compliant
Packaging Content
  • Main Unit X 1
  • Accessory Pack X 1
  • AC Power Cord X 2
  • Quick Installation Guide X 1

 

 

Drawer Title
Similar Products

Expert Advice

Match & Bid

Please complete the form below to request a price match or submit a bid request. Our team will review your submission and respond promptly.

Request Form

Projects & Deals

Please register your project here and request vendor price support. We will get in touch with you shortly with the best market price.

Request Form

Consulting & Advice

Need help choosing the right NAS solution? Fill out this form to receive free expert advice and project consultation from our technical team.

Request Form