PowerOak K2 50000mAh 5V/12V/20V Powerbank

K2 2

179,00 incl. BTW

Capacity185Wh / 50.000mAh
RechargeAC (grid)
Charge time6-8 hours
Output USB2X 5V 2.1A / 2X 5V 1.0A
Output DC12V 2.5A / 20V 3.0A
Ideal forLaptop, smartphone, tablet


PowerOak K2 is the most powerful power bank available at the moment, with a capacity of 185 Wh / 50.000 mAh. PowerOak K2 is a portable, light-weighted power bank developed primarily to charge laptops. Furthermore, with PowerOak K2 you can also charge your camera, tablet, notebooks, smartphone, and other digital electronic products.

PowerOak K2 enables you to charge up to FOUR devices simultaneously. It supports simultaneous charging and discharging. It has one 20V/3A, one 12V/2.5A, two 5V/2.1A and two 5V/1A outputs.
It can also be charged with power from the grid with the included AC adapter.

PowerOak K2 is a real life safer, you never have your laptop, smartphone, or tablet run out of battery when you take along our long-lasting 185 Wh / 50.000mAh PowerOak K2.

Energy anytime, anywhere

PowerOak K2 is your best buddy when going on a business trip, vacation, a road trip or camping! You can power up your Laptop, Notebook, Tablet, Smartphone, without power from the Grid. The huge battery of 185Wh can charge your smartphone up to 30 times. You can even power up to FOUR devices simultaneously, charging for example your Notebook and smartphone at the same time.

What can you do with all that power?

See the picture below for some examples of the amount of charges with a fully charged PowerOak K2.

Amount of charges with PowerOak K2


PowerOak K2 Powerbank

Model No.K2-50AH
Battery Capacity185Wh / 50.000mAh
Battery TypeLithium ion battery
Battery Voltage12~16,8V
Charge time6-8 hours
Input voltage16,8V 2,5A
4 X USB2 X 5V 2,1A; 2 X 5V 1A
2 X DC 6mm12V 2,5A; 20V 3A
EnvironmentHumidity 10%-90%
 Use temperature -10~60°C
 Charge temperature 0~45°C
Dimensions206,9 x 136 x 33mm

Product video



PowerOak K2 Manual


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