Key Specifications
Choose one or multiple features to search for items that have the same specifications.| Processor | |
| Processor model | C5125 |
| Processor manufacturer | Intel |
| Processor family | Intel Atom |
| Processor cores | 8 |
| Processor threads | 8 |
| Processor frequency | 2.8 GHz |
| Memory | |
| Internal memory type | DDR4 |
| Flash memory | 5000 MB |
| Memory slots | 4 |
| ECC | ![]() |
| Memory form factor | UDIMM |
| Maximum RAM supported | 128 GB |
| Internal memory | 8 GB |
| Ports & interfaces | |
| Ethernet LAN (RJ-45) ports | 2 |
| Concurrent connections | 700 |
| PCI Express x4 (Gen 3.x) slots | 3 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 4 |
| USB port | ![]() |
| Weight & dimensions | |
| Package weight | 16.7 kg |
| Height | 294.3 mm |
| Width | 369.6 mm |
| Depth | 319.8 mm |
| Package depth | 469 mm |
| Package height | 493 mm |
| Package width | 440 mm |
| Energy management | |
| Power consumption (typical) | 104.65 W |
| Number of power supply units | 1 |
| AC input voltage | 100 - 240 V |
| Power supply location | Built-in |
| Fan voltage | 12 V |
| Power supply unit (PSU) capacity | 550 W |
| Power consumption (HDD standby) | 94.957 W |
| Operational conditions | |
| Operating relative humidity (H-H) | 5 - 95% |
| Storage temperature (T-T) | -20 - 70 °C |
| Operating temperature (T-T) | 0 - 40 °C |
| Storage relative humidity (H-H) | 5 - 95% |
| Networking | |
| Ethernet LAN | ![]() |
| Wake-on-LAN ready | ![]() |
| Wi-Fi | ![]() |
| Link aggregation | ![]() |
| Jumbo frames support | ![]() |
| DHCP client | ![]() |
| DHCP server | ![]() |
| Ethernet LAN data rates | 10,100,1000,2500 Mbit/s |
| iSCSI support | ![]() |
| Dynamic DNS (DDNS) | ![]() |
| Storage | |
| RAID levels | 0, 1, 5, 6, 10, 50, 60, JBOD |
| Supported file systems | FAT32, HFS+, NTFS, exFAT, ext3, ext4 |
| RAID support | ![]() |
| Storage drive interface | Serial ATA II, Serial ATA III |
| Number of storage drives supported | 16 |
| Storage drive sizes supported | 2.5,3.5,M.2 |
| Storage drives installed | ![]() |
| Number of storage drives installed | 0 |
| Installed storage drive type | ![]() |
| Supported storage drive types | HDD & SSD |
| Hot-swap drive bays | ![]() |
| Supported storage drive interfaces | Serial ATA II, Serial ATA III |
| Online RAID migration | ![]() |
| Online RAID expansion | ![]() |
| Bad block scan | ![]() |
| Disk roaming | ![]() |
| Number of M.2 (M & B) slots | 2 |
| RAID rebuild | ![]() |
| Total installed storage capacity | 0 TB |
| Operating system/software | |
| Mac compatibility | ![]() |
| Operating system installed | QNAP Turbo System |
| Operating system version | 5.0.1 |
| Windows operating systems supported | Windows 10, Windows 11, Windows 7, Windows 8 |
| Mac operating systems supported | ![]() |
| Linux operating systems supported | ![]() |
| Server operating systems supported | Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016, Windows Server 2019 |
| Packaging content | |
| Cables included | AC, LAN (RJ-45) |
| Package type | Box |
| Number of screws | 72 |
| Power cables quantity | 1 |
| Drive tray key included | ![]() |
| Other features | |
| Warranty period | 3 year(s) |
| Design | |
| Chassis type | Tower |
| Cable lock slot | ![]() |
| LED indicators | HDD, LAN, M.2, Power, SSD, Status, USB |
| Product colour | Black |
| Number of fans | 5 fan(s) |
| Cooling type | Active |
| Fan diameter | 9.2 cm |
| Built-in display | ![]() |
| Cable lock slot type | Kensington |
| Drive bay locking | ![]() |
| Fan diameter 2 | 9.7 cm |
| Performance | |
| Type | NAS |
| Security algorithms | 256-bit AES, FIPS 140-2, HTTPS, SSH, TLS |
| Management protocols | SNMP V2/V3 |
| Browser supported | Apple Safari, Google Chrome, Microsoft Edge, Mozilla Firefox |
| Number of users | 4096 user(s) |
| Buzzer | ![]() |
| Snapshot | ![]() |
| Web-based management | ![]() |
| Access Control List (ACL) | ![]() |
| Reset button | ![]() |
| Multilingual support | ![]() |
| On/off switch | ![]() |
| S.M.A.R.T. support | ![]() |
| Device class | Small & Medium Business |
| Backup function | ![]() |
| Backup features | Cloud, USB drive, iSCSI LUN |
| Built-in FTP server | ![]() |
| System log | ![]() |
| Hot spare | ![]() |
| Password authentication | ![]() |
| Disk scan | ![]() |
| Share folder | CIFS/SMB, AFP, NFS, FTP |
| Share folder access right management | ![]() |
| USB copy function | ![]() |
| EAN | 4711103083178 |
| Warranty | 3 years |
The QNAP TS-1655-8G 16-Bay NAS tower is a storage solution for small and medium-sized businesses needing centralized data management. Its 2.8 GHz, 8-core Intel Atom C5125 processor handles file indexing, backups, and multiple client connections. The unit comes with 8 GB of DDR4 ECC memory to detect and correct memory errors. Sixteen drive bays support 2.5-inch and 3.5-inch HDD or SSD units via SATA II and III interfaces. With a total internal capacity of up to 308 TB, the system provides space for large-scale digital archives. Networking is handled by two 2.5GbE ports.
The system supports RAID 5, 6, 50, and 60 configurations for drive redundancy. The tower chassis features hot-swappable bays with locking mechanisms to protect drives and maintain uptime. Cooling is provided by four 92 mm fans and one 97 mm fan. Dual M.2 slots allow for SSD caching or storage pools without using the primary drive bays. Security features include 256-bit AES encryption and FIPS 140-2 compliance. Four USB 3.2 Gen 1 ports are available for connecting external peripherals or drives. The system is compatible with Windows Server, Linux, and macOS.
Key Features:- Memory expansion: four UDIMM slots support up to 128 GB of DDR4 ECC RAM.
- Integrated power supply: a 550 W unit powers all 16 drives and internal components.
- Block-level storage: iSCSI support allows for efficient storage allocation to virtualized servers and enterprise applications.
- Permission management: Access Control List (ACL) support enables granular directory-level permissions for up to 4,096 users.
- File system support: compatible with NTFS, HFS+, exFAT, and ext4 for reading and writing to various external drive formats.
- System monitoring: a built-in display and dedicated LED indicators show the status of the LAN, M.2 slots, and individual drive bays.
- Network optimization: supports jumbo frames and link aggregation to increase throughput.
Estimated delivery: 24.08
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Estimated delivery: 24.08
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Estimated delivery time: 24.08
Estimated delivery time: 24.08
Estimated delivery time: 25.08
- manual pdf (English)
- leaflet (English)
- leaflet (Svenska)


