What to look for when buying a power supply for laptop?

The easiest way to buy a power supply, designed for a particular laptop model. The original device is compatible on all key indicators. When the market can not buy the original power supply, You have to look for a suitable self, that presents a challenge. In this article we will talk about that, how to do it correctly.

Key parameters

In the online shop Zeto, here https://zeto.com.ua/category/213.html, можно подобрать блок питания к конкретной модели ноутбука, if it is not listed, should make a choice based on key parameters:

1. Length of cable - too short or long cables are not conducive to comfortable use. It is best to measure the required length, and buy an option length a few centimeters longer.
2. plug - some manufacturers use specially plug different thickness, that were not compatible with competitors' models, so when you select should clarify its size.
3. Power and voltage - the power supply must have a voltage and power, relevant technical requirements, which are available on the back side of the laptop, or in the manual with the above characteristics.

What should I do if the power supply will have a greater or lesser capacity of the recommended?

If the power supply capacity will be lower than the required, it will run at maximum capacity. In practice, this means, that the charging time will be very long, and the power supply itself may quickly fail.

If the power supply capacity will be higher than the required, This would not be terrible. This will not adversely affect any laptop work, any battery life.

Protection

In addition to these parameters is important due protection using:

1. grounding – the power supply must be fitted with an earthed plug. Option without grounding can not protect your notebook from power surges, which can cause damage.
2. fuse – в случае возникновения перенапряжения в электрической сети, fuse will protect your notebook from damage.

What should also be remembered?

It is also worth considering, how you use your laptop, only at home or take with you on a business trip. In the second case, the actual purchase of the car adapter, which will allow to charge the laptop battery while driving.

Conclusion

As you can see the choice of power supply for the laptop is not difficult. Enough to choose the appropriate option at the desired power, suitable plug and cable length, as well as grounding and fuse.