UniFi UNAS Pro 4
1U rack-mount NAS with (4) 2.5/3.5" HDD bays and (2) M.2 NVMe SSD cache slots, delivering faster access, lower latency, and high-availability 10 Gbps networking for large-scale file storage and sharing.
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Technical
Technical features
Information from the manufacturer's ETIM data. Need more detail? Contact our technical advisors.
| Dimensions | 442.4 x 400 x 43.7 mm (17.4 × 15.7 × 1.7") |
|---|---|
| Storage Capacity | (4) 2.5/3.5" drive bays (2) M.2 NVMe bays |
| Networking Interface | (2) 10G SFP+ (10G only) (1) GbE RJ45 (1G/100M/10M) |
| Power Redundancy | Yes (DC Power Backup with UniFi RPS) |
| Form Factor | Rack mount (1U) |
| Hard Drive Capacity | (4) 2.5/3.5" HDD / SSD support (2) M.2 NVMe SSD support |
| Max. Power Budget for Drives | 125W |
| Max. Power Consumption | 150W |
| Power Method | (1) Universal AC input, 100–240V AC, 3A Max., 50/60 Hz (1) USP-RPS DC input, 11.5V DC, 13.91A |
| Power Supply | AC/DC, internal, 150W |
| Processor | Quad-Core ARM® Cortex®-A57 at 2.0 GHz |
| Memory | 8 GB |
| Management | Ethernet |
| RF Interface | Bluetooth 4.1 |
| Weight | 6.7 kg (14.8 lb) |
| Enclosure Material | SGCC steel |
| Mount Material | SGCC steel |
| Supported Rack Depth | The rails support 600 mm (23.6") four-post racks with square holes (9.5 x 9.5 mm) Posts depths ranging from 600–1066 mm (23.6–42") |
| LEDs: Ethernet | Yes |
| LEDs: SFP+ | Yes |
| LEDs: RPS | Yes |
| LEDs: HDD | Yes |
| LEDs: System | Yes |
| Ambient Operating Temperature | -5 to 40° C (23 to 104° F) |
| Ambient Operating Humidity | 5 to 95% noncondensing |
| NDAA Compliant | Yes |
| Certifications | FCC, CE, IC |
| Supported File Protocols: NFS | Yes |
| Supported File Protocols: SMB | Yes |
| Supported features on unifi.ui.com: RAID Type | RAID 5 RAID 6 RAID 10 |
| Supported features on unifi.ui.com: RAID Group | Single |
| Supported features on unifi.ui.com: Personal Drive & Shared Drive | Yes |
| Supported features on unifi.ui.com: SSD Cache | Yes |
| Supported features on unifi.ui.com: Max. NVMe SSD Capacity Supported | 4 TiB |
| Supported features on unifi.ui.com: File Encryption | Yes |
| Supported features on unifi.ui.com: Backup to Remote UNAS | Yes |
| Supported features on unifi.ui.com: Backup to CIFS/SMB Server | Yes |
| Supported features on unifi.ui.com: Backup to Cloud Services (Google Drive, OneDrive, Dropbox, Amazon S3, Backblaze B2, Wasabi) | Yes |
| Supported features on unifi.ui.com: Snapshots | Yes |
| Supported features on unifi.ui.com: Share Links | Yes |
| Supported features on unifi.ui.com: Time Machine Backup | Yes |
| Supported features on unifi.ui.com: Client App Support | Yes |
| Supported features on unifi.ui.com: User Groups | Yes |
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Guides
Guides and documents
Datasheets, installation guides and other supplier documents.