
Synology
Synology RS2821RP+ RackStation 3U 16-Bay Rackmount NAS
Enterprise-grade 16-bay rackmount NAS built for small and medium businesses needing centralized, scalable data storage.
$3,299.99*
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*Price sourced from Amazon.com. Last updated:Aug 29, 2026.Price and availability are subject to change — details.
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Overview
Key Features
Product Type: Computer Input Device Accessory
Package Quantity: 1
Product Dimensions: 30.48 cms (L) x 63.5 cms (W) x 88.9 cms (H)
Country Of Origin: Taiwan
Specifications
Brand
Synology
Model
RS2821RP+
Form Factor
3U Rackmount
Number of Bays
16
Memory
4GB DDR4
Power Supply
Redundant (RP+)
Dimensions
30.48 x 63.5 x 88.9 cm
Country of Origin
Taiwan
Frequently Asked Questions
How much memory does the RS2821RP+ come with, and is it expandable?
It ships with 4GB of DDR4 RAM. Synology's RS2821RP+ supports memory expansion for more demanding workloads and additional concurrent users.
What drive types are compatible with the 16 bays?
The RS2821RP+ supports 3.5-inch and 2.5-inch SATA HDDs and SSDs across all 16 bays, allowing you to mix storage types based on your performance and capacity needs.
Does this unit include redundant power supplies?
Yes, the "RP+" designation indicates it comes with redundant power supplies, providing failover protection so the NAS stays online even if one power supply fails.
What RAID configurations does the RS2821RP+ support?
It supports Synology Hybrid RAID (SHR), RAID 0, RAID 1, RAID 5, RAID 6, RAID 10, and JBOD, giving you flexibility to balance performance, capacity, and redundancy.
How large is this unit and will it fit a standard server rack?
The RS2821RP+ is a 3U rackmount form factor, designed to fit standard 19-inch server racks. Its dimensions are approximately 30.5 x 63.5 x 88.9 cm.