| Specification |
| Storage |
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| Total installed storage capacity | 48 TB | | Storage drives installed | Yes | | Installed storage drive type | HDD | | Supported storage drive types | HDD & SSD | | Number of storage drives supported | 4 | | Hot-swap drive bays | Yes | | RAID support | Yes | | Supported file systems | BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 | | RAID levels | 0, 1, 5, 6, 10, JBOD | | Supported storage drive interfaces | Serial ATA | | Storage drive sizes supported | 2.5,3.5" | | Number of M.2 (M & B) slots | 2 | | Processor |
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| Processor manufacturer | Intel | | Processor threads | 4 | | Processor cache | 4 MB | | Processor boost frequency | 2.7 GHz | | CPU configuration (max) | 1 | | Processor frequency | 2 GHz | | Processor family | Intel® Celeron® | | Processor model | J4125 | | Processor cores | 4 | | Number of processors supported | 1 | | Memory |
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| Internal memory type | DDR4 | | Internal memory | 2 GB | | Maximum RAM supported | 6 GB | | Memory form factor | SO-DIMM | | Network |
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| Copper ethernet cabling technology | 10BASE-T, 100BASE-TX, 1000BASE-T | | Ethernet LAN | Yes | | Ethernet LAN data rates | 10,100,1000 Mbit/s | | Supported network protocols | SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP / VPN (PPTP, OpenVPN™, L2TP) | | iSCSI support | Yes | | Ports & interfaces |
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| USB port | Yes | | USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 2 | | Ethernet LAN (RJ-45) ports | 2 | | Hard drive |
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| RAID support | Yes | | Supported file systems | BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 | | RAID levels | 0, 1, 5, 6, 10, JBOD | | Design |
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| Built-in speaker(s) | No | | Cooling type | Active | | Fan diameter | 9.2 cm | | Built-in display | No | | Cable lock slot type | Kensington | | Product colour | Black | | Number of fans | 2 fan(s) | | LED indicators | Yes | | Chassis type | Rack (8U) | | Cable lock slot | Yes | | Technical details |
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| Type | NAS | | Device class | Home & Home Office | | Backup function | Yes | | Backup features | Cloud, iSCSI LUN | | Built-in display | No | | Card reader integrated | No | | Product colour | Black | | Multilingual support | Yes | | LED indicators | Yes | | Chassis type | Rack (8U) | | Buzzer | Yes | | Number of fans | 2 fan(s) | | Performance |
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| Built-in FTP server | Yes | | System log | Yes | | Browser supported | Google Chrome®, Firefox®, Microsoft Edge®, Safari 13+ | | Type | NAS | | Device class | Home & Home Office | | Backup function | Yes | | Backup features | Cloud, iSCSI LUN | | Card reader integrated | No | | On/off switch | Yes | | Security algorithms | HTTPS, SSH, SSL/TLS | | Reset button | Yes | | Operating system installed | DiskStation Manager | | Multilingual support | Yes | | Buzzer | Yes | | Access Control List (ACL) | Yes | | Cooling |
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| Cooling type | Active | | Fan diameter | 9.2 cm | | Number of fans | 2 fan(s) | | Security |
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| Cable lock slot type | Kensington | | Security algorithms | HTTPS, SSH, SSL/TLS | | Cable lock slot | Yes | | Access Control List (ACL) | Yes | | Software |
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| Operating system installed | DiskStation Manager | | Management features |
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| On/off switch | Yes | | Reset button | Yes | | Power |
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| Power supply location | External | | AC input voltage | 100 - 240 V | | AC input frequency | 50 / 60 Hz | | Redundant power supply (RPS) support | No | | Number of power supply units | 1 | | External power adapter | Yes | | Weight & dimensions |
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| Width | 199 mm | | Depth | 223 mm | | Height | 166 mm | | Packaging content |
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| External power adapter | Yes | | Cables included | AC, LAN (RJ-45) | | Power cables quantity | 1 | | Operational conditions |
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| Storage temperature (T-T) | -20 - 60 °C | | Storage relative humidity (H-H) | 5 - 95% | | Operating temperature (T-T) | 0 - 40 °C | | Operating relative humidity (H-H) | 8 - 80% | | Operating altitude | 0 - 5000 m | | Packaging data |
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| Cables included | AC, LAN (RJ-45) |
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