Component TS-251D-2G TS-251D-4G
Net weight 1.48 kg (3.26 lbs)
Others
Power supply unit 65W, 100-240V AC, 50/60 Hz
Warning
To reduce the risk of fire or electric shock, ensure that
you only connect the power cord to a properly
grounded electrical outlet.
System battery CR2032 lithium battery (3V, 225 mAh)
Warning
To avoid potential battery explosion, causing injury or
damage to components, ensure that you replace the
existing battery with a battery of the same type.
Important
Dispose of used batteries according to local
regulations or the instructions of the battery
manufacturer.
Sound level 16.7 db(A)
Note
The sound level was tested at a bystander position,
which is within one meter of the NAS. The test NAS
operated at low speed with the maximum number of
drives installed.
Fans System: 1 x 70 mm, 12V DC fan
Warning
To avoid potential injury or damage to components, do
not touch the fans while the NAS is connected to a
power source.
Operating temperature 0˚C to 40˚C (32˚F to 104˚F)
Relative humidity • Non-condensing relative humidity: 5% to 95%
• Wet-bulb temperature: 27˚C (80.6˚F)
Tip
Model specifications are subject to change without prior notice. To see the latest
specifications, go to https://www.qnap.com.
Package Contents
Item Quantity
TS-251D 1
AC power adapter 1
TS-251D User Guide
Product Overview 6
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