Synology RackStation RS2821RP+ 16 Bays NAS Storage 3U Rackmount

Synology RackStation RS2821RP+ – Scalable, High-Performance NAS Server

The Synology RackStation RS2821RP+ is a powerful and scalable 3U 16-bay NAS server, purpose-built for small to medium-sized businesses that demand high performance, reliability, and expansion options. Designed with enterprise-grade features, it offers enhanced throughput, reliable data protection, and versatile backup solutions, making it ideal for file sharing, data protection, and business-critical applications.

High Performance Storage for Modern Workloads

Powerful AMD Ryzen Processor

Equipped with a quad-core AMD Ryzen™ V1500B 2.2 GHz processor and 4 GB ECC DDR4 memory (expandable up to 32 GB), the RS2821RP+ delivers seamless multitasking and efficient data processing across demanding business environments.

Exceptional Throughput & IOPS

Experience 2,220 MB/s sequential read and 105K 4K random read IOPS performance. Compared to its predecessor (RS2818RP+), it offers:

• 162% faster random read IOPS
• 115% faster random write IOPS
• 26% faster sequential reads
• 65% faster sequential writes

Scalable to 28 Drive Bays

Start with 16 bays and scale up to 28 with RX1217RP/RX1217 expansion units, accommodating growing storage needs effortlessly.

Built for Reliability and Business Continuity

Redundant Power Supply

Dual power supply units reduce the risk of power disruptions, ensuring service availability and operational stability.

Synology High Availability (SHA)

Enable minute-level failover between two identical NAS units to achieve near-zero downtime and uninterrupted business operations.

ECC Memory & Btrfs File System

Protect data with ECC memory and enjoy advanced snapshot technology, file self-healing, and streamlined data management with the Btrfs file system.

Fully Customizable for Your Business Needs

10/25GbE Ready

Upgrade network speeds with support for 10GbE and 25GbE NICs, allowing up to 5x throughput increase using Link Aggregation.

SSD Cache Support

Boost performance by enabling SSD caching for frequently accessed data, improving I/O speeds without sacrificing capacity.

Expandable On-Demand

Easily expand local storage using Synology expansion units as your business data grows.

Comprehensive Backup & Virtualization Support

License-Free Backup Solutions

With Hyper Backup, back up files, applications, system settings, and more to a wide range of destinations including:

• Synology C2 Cloud
• Public cloud platforms
• USB drives
• Other Synology NAS or file servers

Advanced features like deduplication, multi-versioning, and encryption help optimize storage and protect data.

Snapshot Replication

Take point-in-time snapshots of shared folders and virtual machines with an RPO as low as 5 minutes and near-instant recovery.

Active Backup Suite

Protect Windows PCs/servers, Microsoft 365, Google Workspace, and virtualization platforms like VMware & Hyper-V — all with centralized, deduplicated, and versioned backups.

Empower Remote Teams & Virtualization Environments

Synology Drive & Office

Host your own secure private cloud, collaborate in real-time, and manage files across locations without subscription costs.

Synology Chat

Facilitate internal communication with a secure and private messaging platform built into the NAS.

Virtualization-Ready Storage

Certified for VMware®, Microsoft® Hyper-V®, Citrix®, and OpenStack, with full support for VMware VAAI and Windows ODX, enabling fast data offloading and efficient VM provisioning.