Synology RackStation RS422+ 4-Bay NAS Enclosure
Description
The Synology RackStation RS422+ is a diskless, 1U 19″ rackmount NAS enclosure powered by Synology DiskStation Manager (DSM). It combines AMD Ryzen™ performance, dual M.2 NVMe caching, and scalable expansion in a compact, energy-efficient chassis tailored for small to midsize IT environments.
Hardware Specifications
| Specification | Details |
|---|---|
| Form Factor | 1U rackmount; 19″, half-depth (302 mm) |
| Drive Bays | 2 × hot-swappable 3.5″/2.5″ SATA HDD/SSD |
| CPU | AMD Ryzen™ R1600 dual-core 2.6 GHz (up to 3.1 GHz boost) |
| Memory | 2 GB DDR4 SO-DIMM (1 slot); expandable to 32 GB (2 × 16 GB) |
| M.2 NVMe Slots | 2 × M.2 2280 NVMe SSD (for caching or storage tiers) |
| Network Interfaces | 2 × Gigabit Ethernet (RJ-45) with Link Aggregation & failover |
| PCIe Expansion Slot | 1 × PCIe Gen3 x8 (for 10GbE/25GbE network upgrade cards) |
| USB Ports | 2 × USB 3.2 Gen1 Type-A |
| Expansion Unit Support | Attach RX418 to grow up to 10 bays |
| Dimensions (H × W × D) | 44 × 430 × 302 mm |
| Weight | 4.2 kg |
| Power Supply | 250 W internal redundant power supply (hot-swappable) |
| Power Consumption | 25 W (access) / 10 W (idle) |
| Noise Level | 28.6 dB(A) (typical) |
| Operating Environment | 0–40 °C; 5–95 % RH, non-condensing |
| Warranty | 3-year limited |
Key Software & Features
- Synology DiskStation Manager (DSM)
Feature-rich, browser-based OS with package ecosystem for file services, backup, virtualization, and surveillance. - Centralized File Services
Secure private-cloud access via Synology Drive (Windows/Mac/Linux/Chromebook) and DS file (iOS/Android). - Hybrid Share & Cloud Sync
Cache hot data on-premises while storing cold data in Synology C2 or public clouds; two-way sync with Google Drive, Dropbox, OneDrive. - Active Backup Suite
Agentless backup for Windows/Linux, VMware/Hyper-V VMs, Microsoft 365/Google Workspace with global deduplication and centralized monitoring. - Surveillance Station
Manage up to 40 IP cameras (2 free licenses) with live view, recording, and event alerts. - Virtualization Ready
Host lightweight Linux or Windows VMs using Virtual Machine Manager for dev/test environments.
Advanced Data Protection
- Btrfs File System
Metadata mirroring, data scrubbing, and file self-healing to prevent silent data corruption. - Snapshot Replication
Point-in-time snapshots of shared folders and LUNs with near-instant rollback for ransomware or human error protection. - Hyper Backup
Multi-version backup to USB drives, remote Synology NAS, or public cloud with end-to-end encryption.
Performance
- Sequential Throughput
Up to 480 MB/s read and 230 MB/s write using Link Aggregation for multi-user file transfers and backup tasks. - Cache Acceleration
Dual NVMe slots deliver up to 2× faster random IOPS for database workloads and virtualization.
Ideal Use Cases
- Edge and branch office storage with central management via Synology C2.
- Small and midsize business file server consolidating on-premises and cloud data.
- Virtualization storage for lightweight VM hosting and container deployment.
- Surveillance deployments requiring compact rackmount form factor.
- Hybrid backup hub protecting physical servers, PCs, and cloud services.
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