The TS-451U, featuring the easy-to-use QTS operating system, is an affordable, reliable and scalable 4-bay rackmount NAS designed for small offices and home offices, assisting in daily operations including file storage, backup, sharing, synchronization, and more. The TS-451U supports SATA 6Gb/s drives and delivers high performance with persistent throughput, providing a comprehensive storage solution for users to build a private cloud to access their data easily.
Powered by a 22nm 64-bit dual-core Intel® Celeron® 2.41GHz processor with 1GB energy-efficient DDR3L RAM (upgradable to 8GB), coupled with the support of SATA 6Gb/s, 2 Gigabit LAN ports and HDMI output, the TS-451U is a powerful NAS that delivers up to 224 MB/s read & write speeds with dual LAN ports. The TS-451U can also automatically increase the processor's clock rate from 2.41GHz to 2.58GHz when needed for CPU-intensive tasks. The TS-451U’s fast encryption and decryption performance provides transfer speeds of up to 128 MB/s with AES-256 bit volume encryption, boosting system performance & security while ensuring the safety of sensitive data stored in the TS-451U.
QTS - Simple and efficient
Thanks to the intuitive user interface of QTS, system operations of the TS-451U are smooth and handy. Its intelligent desktop allows you to find desired functions quickly, create desktop shortcuts or group shortcuts, monitor important system information on a real-time basis, and open multiple application windows to run multiple tasks concurrently, bringing greater operating efficiency.
SSD cache acceleration
The TS-451U supports SSD caching which can greatly boost IOPS performance of storage volumes. It is perfect for improving overall workflow of IOPS-demanding applications such as virtualization.
Economical storage expansion with scale-up solution
The TS-451U offers a high performance yet affordable storage solution to fulfill the needs of business in archiving rapidly growing data & large files. The TS-451U supports capacity expansion by connecting a QNAP expansion enclosure. With the QNAP scale-up solution, the raw storage capacity can be expanded on demand, making the TS-451U an ideal file center with a large storage capacity for business data.
Monitor and manage multiple NAS with Q'center
Q'center turns your TS-451U into a central management system to manage multiple Turbo NAS units. After installing Q'center in QTS App Center, you can use the TS-451U to centrally manage multi-site Turbo NAS for monitoring system logs and managing firmware update and maintenance, and enjoy major benefits including ease-of-use, cost-efficiency, convenience and flexibility. Managing multiple Turbo NAS becomes so easy and efficiently.
Note:
Processor: Dual-core Intel® Celeron® 2.41GHz (up to 2.58GHz)
Memory:Installed: 1GB DDR3L SDRAM (1 x 1GB)
Slots: 2 SODIMM (Max: 8GB)
NOTE:
1. When installing two memory modules, please ensure that they are the same size and ideally use the same type of RAM for both memory slots.
2. For the information of RAM module installation and compatible NAS models, please refer to the QNAP RAM Module Installation Guide.
Flash memory: 512MB
Internal drive: 4 x 3.5” or 2.5” SATA 6Gb/s, SATA 3Gb/s HDD or SSD
NOTE:
1. The system is shipped without HDD.
2. HDD compatibility list
Drive tray: 4 Hot-swappable and lockable trays
Network interface: 2 RJ45 Gigabit Ethernet ports
Ports:
4 x USB 3.0 (rear)
1 x USB 2.0 (front)
1 x HDMI
1 x console (system maintenance)
LED indicators: Status, LAN, USB, HDD 1, HDD 2, HDD3, HDD4
Buttons: Power, USB One-Touch-Copy, reset
Alarm Buzzer: System warning
Form Factor: 1U, rack mountable
Dimensions:
44 (H) x 439 (W) x 499 (D) mm
1.73 (H) x 17.28 (W) x 19.65 (D) inch
Weight:
Net weight: 7.63 kg (16.82 lbs)
Gross weight: 11.60 kg (25.57 lbs)
Power consumption (W):
HDD standby: 21.03W
In operation: 38.01W
(with 4 x 2TB HDD installed)
Temperature: 0-40˚C
Humidity:
0~95% R.H.
Power Supply: Input: 100-240V AC, 50/60Hz; Output: 250W
Fan: 2 x quiet cooling fan (4 cm, 12V DC)