QNAP TS-451U

Product Position : Affordable, Reliable and Scalable Rackmount NAS for SOHO

Product Highlights :

  • 22nm dual-core Intel® Celeron® 2.41GHz processor, bursting up to 2.58GHz automatically
  • Centralized data storage, sharing, backup and management
  • Unified storage, virtualization-ready with comprehensive office applications


Hardware Specification :

ProcessorDual-core Intel® Celeron® 2.41GHz (up to 2.58GHz)
MemoryInstalled: 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 memory512MB
Internal drive4 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 tray4 Hot-swappable and lockable trays
Network interface2 RJ45 Gigabit Ethernet ports
Ports4 x USB 3.0 (rear)
1 x USB 2.0 (front)
1 x HDMI
1 x console (system maintenance)
LED indicatorsStatus, LAN, USB, HDD 1, HDD 2, HDD3, HDD4
ButtonsPower, USB One-Touch-Copy, reset
Alarm BuzzerSystem warning
Form Factor1U, rack mountable
Dimensions44 (H) x 439 (W) x 499 (D) mm
1.73 (H) x 17.28 (W) x 19.65 (D) inch
WeightNet 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)
Sound Level*Sound pressure (LpAm) :38.4 dB(A)
Temperature0-40˚C
Humidity0~95% R.H.
Power SupplyInput: 100-240V AC, 50/60Hz; Output: 250W
Fan2 x quiet cooling fan (4 cm, 12V DC)