Dell's laptops are very good. Not only do they have very good quality, but their configurations are also very powerful. Therefore, Dell's laptops are very good whether they are sold at home or abroad. When people use laptops, if the voltage is too high or too low, the adapter will be burned out. But you don’t know how to choose an adapter when you reselect it? Let me tell you how to choose a Dell adapter and what to pay attention to when choosing an adapter.
How much does a Dell laptop power adapter cost
We all know that different laptops have more powerful processors and The power adapter can withstand more power. Among the many Dell laptops now, the Dell 19.5V 4.62A adapter is priced at 150 yuan (source network, for reference only), and the Dell 19.5V 3.34A adapter is priced at 2,520 yuan (source network, for reference only) For reference), Dell’s 19.5V 4.62A adapter is priced at 125 yuan (source network, for reference only).
What is an adapter?
Power adapter (Poweradapter) is a power supply conversion device for small portable electronic equipment and electronic appliances. It generally consists of a casing, a transformer, an inductor, a capacitor, a control IC, and a PCB. It is composed of boards and other components. Its working principle is to convert AC input to DC output; according to the connection method, it can be divided into wall-plug type and desktop type. Widely used in security cameras, set-top boxes, routers, light bars, massagers and other equipment.
Suggestions for purchasing Dell laptop power adapter
Choose the right brand
Many of the ones sold online are Substandard products that cut corners and cut corners should be fine if used normally, but will be broken if an accident occurs.Burning your laptop, saving dozens of dollars but burning thousands of notebooks is not worth the gain. (Jerry-breaking, a common practice is to mislabel the power, for example, the actual power is only 19V3.42A, but it is labeled 19V4.74A, which will cause charging to be very slow. slow, or even damage the battery and laptop, and remove some protections, which is even more terrifying. Accidentally it will burn down the laptop.)
It is recommended that if you have sufficient funds, you can buy a professional brand (that is, a brand that is only specialized in laptop chargers, not all kinds of power supplies). Such professional and exclusive brand products will not cause damage to the battery and laptop computer, and have advanced protection circuits). For example, Icharger, Acharger (a brand of AATUU), etc. (However, these brands are mainly sold in Europe and the United States, and are rarely found in domestic retail).
Distinguish the voltage, current and connectors
Look at the brand of the original laptop and the label on the back of the original charger How many V and how many A are written (usually written after OUTPUT), and whether the charger's connector is round, square, or porous. Make sure you have a rough idea, so you don't buy the wrong one or even be deceived. For example, your original charger is 18.5V 3.5A, which means you must buy one with an output of 18.5V. As for the current higher than 3.5A, it is fine.
If you don’t know the voltage of your charger, if the merchant recommends 18.5V, you’d better not use it. Although it can be charged, you can charge it in emergency situations. Over time, it will cause damage to the battery and laptop. . In other words, the voltage must be accurate (cannot be high or low by the way), and the current can be high (but the higher it is, the more expensive it is).
The computer shows that many impossible things have become possible.. People can do online shopping and work online through laptops, so laptops have penetrated into the market and are sought after by many consumers. Nowadays, there are so many notebook computer brands on the market that people have no idea where to start when purchasing. The editor has introduced to you something about Dell laptop power adapter, hoping to give some help to the majority of Dell laptop users.