PC Hardware ReviewsPC Power Supply

Cooler Master NA 120 Universal Notebook Power Adapter 120w

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Let’s face it, if you use a laptop or netbook, your eventually going to either break or otherwise damage your laptop power adapter. I can’t count how many times I have had to replace my teenager’s power adapter. And, having to wait on a power adapter to arrive from where ever you may have ordered one from can put you in a bind. However, the Cooler Master NA 120 Universal Notebook Power Adapter 120w may just be the solution you need.

Cooler Master currently has 3 models of their universal laptop power adapter; the NA 65, NA 90 and the NA 120. Thanks to Cooler Master, Modders-Inc.com will be giving the Cooler Master Na 120 (120 watt – 19 volt) version of these universal power adapters the once over.






NA 120 box frontNA 120 box rear

The Cooler Master NA 120 Universal Notebook Power Adapter comes in nicely styled box with the unmistakeable Cooler Maser logo prominently displayed on the front and rear. On the front of the box we have a picture of the universal power adapter along with the products name and a few icons giving you a short glimpse of what to expect inside.

On the rear of the box there are several more pictures with descriptions of individual components to be found inside the box. Also, on one side of the there is a list of Tip Applications that we will show more on in a bit further in the review.


 Cooler Master NA 120 Universal Notebook Power Adapter 120w




Model RP-120-S19A-J1; RP120-S19AJ1-US
Input Voltage 100~240V full range
Input Frequency Range 50~60 Hz
Output Rating 19Vdc === 6.32 A
Efficiency up to 88%; meets Energy Star Level V
LED Indicator Blue for power on
Operation Temperature 5~40 °C
Protection OVP / OCP / SCP / OTP
Dimension 167 x 65 x 37 mm (6.57 x 2.56 x 1.46
Weight 0.66 kg / 1.45 lb
Warranty 2 years
UPC Code 884102017452


  •  Up to 88 percent efficiency to certified energy star level V.
  • LED indicator: blue for power-on.
  • 10 different tips compatible with most laptops.
  •  Purse-string bag for cable management and
    dust proof function.
  • Easy-to-install tips.

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