When we plan to buy a NON-OEM laptop battery, or just say replacement battery, first, we have to gather some understanding on laptop battery market. What kind of battery is a replacement laptop battery? (gd761,kd476) How does a replacement battery be produced? Where should we buy it? And what is the normal price? Second, we need to know how to judge the quality of a replacement laptop battery, judge it based on what kind of criteria and parameters? I have searched much battery knowledge regarding how to buy a replacement laptop battery and gathered below information for your review, hope it can give you some help or suggestions.

1. Try to know classifies of laptop battery in the market:

A. Original genuine laptop battery.

It is a kind of battery which the laptop manufacturer and laptop battery manufacturer sign cooperation agreement that the battery can’t be sale at exterior, it only supply to its laptop manufacturer offer to their subject area, which is the exclusive agency that sells at highly price,dell inspiron e1505 battery ,inspiron 1501 battery .

B. Counterfeit Original laptop battery

This kind of battery always been advertised as genuine OEM battery but sell at low price on some online stores. It is make use of some consumers anxious to get the expensive original laptop battery at cheap price. It is mainly made up of dissembled battery cells and the scrap circuit board that wrapped by a new enclosure, stick with original label to fool the consumers.

Notice: This kind of so-called original battery haven’t been undergo the strict security performance test, it is dangerous to use, and the online store holders are some retail individual management has no official after-sale guaranty.

C. Laptop battery be produced by OEM manufacturer

It should be produced by the formal OEM manufacturer, but there are still exists few non-formal OEM manufacturers impose the disordered market to gather in the poor quality dell laptop battery cells and old circuit board, change the enclosure and label the OEM sticker to cheat the consumers.

2. How to judge the quality of a replacement laptop battery?

Replacement laptop battery mainly made up of three parts, battery cell, PCM board, and enclosure. As you know these are the substantial parts directly affect the quality of a laptop battery, let us discuss the notes of how to choose a replacement laptop battery.

A. Replacement laptop battery cells

The quality of the cells decide the capacity, standby time, and using times of a laptop battery–sony vgp-bps2c ,sony vgp-bps2a battery. so we need to see the cells is imported or not, as the import quality is better. Then we need to know its security ability, it must has second protection, because second protection can avoid exploding basically, of course it should be based on the qualified battery cells, if the battery cells have problem, then it is empty even other parts are perfect.

Another thing is that the insulation material in the laptop battery is also critical, as the battery cells are easy to short-circuit if the insulation material has no effect. Therefore, even the battery cells have second protection it is also dangerous, and the insulation material have to resistant high temperature as well, fireproofing is better to avoid damage for the laptop battery.

B. Replacement laptop battery PCM board

PCM board determines the compatibility of a replacement laptop battery. Normally speaking, the replacement laptop battery manufacturer setups the PCM board program follow the original laptop battery manufacturer, this program no need to same as the original laptop battery, but it must match with the original laptop. To compatible with the laptop, it has to be tested by original laptop battery, this procedure will increase the cost of the replacement laptop battery manufacturer. Under the normal condition,sony vgp-bps2c and vgp-bps2a battery , the laptop batteries R&D person can judge the new program can compatible with original laptop or not, so many small scale replacement laptop battery manufacturers omit this test. But not all of the manufacturers omit this procedure, some large scale replacement laptop battery manufacturer in order to responsible for the consumers, they will spare no expense to do this test to achieve the battery compatible with original laptops perfectly.

C. Replacement laptop battery enclosure

It will be better if the enclosure is made from fireproof material, it can resistant high temperature to protect the component in the laptop battery.