TS-251 :: QNAP

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TS-251
High Performance NAS with On-the-fly & offline Video Transcoding for SOHO and Home Users
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Features Specification Utilities Popular downloads
CPU Intel® Celeron® 2.41GHz dual-core processor (burst up to 2.58GHz)
DRAM
TS-251-4G: 4GB DDR3L RAM (2GB x 2)
TS-251: 1GB DDR3L RAM
Total memory slots: 2 (expandable up to 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 DOM
Hard Disk Drive 2 x 3.5” or 2.5” SATA 6Gb/s, SATA 3Gb/s hard drive or SSD
NOTE:
1. The system is shipped without HDD.
2. For the HDD compatibility list, please visit https://www.qnap.com/compatibility/
Hard Disk Tray 2 x Hot-swappable tray
LAN Port 2 x Gigabit RJ-45 Ethernet port
LED Indicators Status, LAN, USB, HDD 1, HDD 2
USB 2 x USB 3.0 port (Front: 1, Rear: 1)
2 x USB 2.0 port (Rear: 2) 
Support USB printer, pen drive, and USB UPS etc.
HDMI 1
Buttons Power/Status, USB One-Touch-Backup, reset
Alarm Buzzer System warning
IR Receiver MCE-compatible
Form Factor Tower
Dimensions 169(H) x 102(W) x 219(D) mm
6.65(H) x 4.02(W) x 8.62(D) inch
Weight Net: 1.28 kg (2.82 lbs) / Gross: 2.32 kg (5.11 lbs)
Power Consumption (W) HDD standby: 10.28W
S3 sleep: 0.47W
In operation: 19.22W
(with 2 x 1TB HDD installed)
Sound Level* Sound pressure (LpAm): 15.4 dB(A)
Temperature 0-40˚C
Humidity 5~95% RH non-condensing, wet bulb: 27˚C
Power Supply External Power Adapter, 60W, 100-240V
Secure Design Kensington security slot for theft prevention
Fan 1 x quiet cooling fan (7 cm, 12V DC)

* Testing Environment:
Refer to ISO 7779 ; Maximum HDD loaded ; Bystander Position ; Average data from 1 meter in front of operating NAS

 

Designs and specifications are subject to change without notice.