Home > categories > Electrical Equipment & Supplies > Laptop Adapter > My laptop power adapter is broken, the standard is 16V, 3.75A, now there is a 12V, 3A adapter can be used?
Question:

My laptop power adapter is broken, the standard is 16V, 3.75A, now there is a 12V, 3A adapter can be used?

There is a 19V, 4.74A, is not it a bit high?

Answer:

The best do not use, to the market to buy a adapter of the same specifications it, in order to a power supply if the laptop broke more worthless!
12V that can try, may output power is not enough, affecting performance. 19V that do not use the
19 no, the voltage is too high, no, will burn the machine, 12 is not OK, the voltage and current are too low, the transformer can not stand. You can choose a universal adapter, you can adjust the kind of voltage, not too expensive. There is no problem with the current. Voltage can not be big, and what the problem can be private chat me

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