How to buy lead-acid batteries for electric vehicles?

The first trick is to look at the appearance. When we buy a battery, we should check whether the outer packaging is disassembled or damaged, and then check whether there are traces of scratches on the surface of the lead-acid battery, and also pay attention to whether there is rust on the positive and negative metal terminals of the battery. trace. The second trick is that many brands of electric vehicle batteries will have anti-counterfeit labels affixed to the docking part of the battery shell when they leave the factory. Pay attention to whether the anti-counterfeit labels are normal. You can also scratch off the anti-counterfeiting label password coating to verify the authenticity. Finally, look at the processing date printed on the battery. Some consumers may ask: One of my electric vehicle batteries is broken, and I want to replace only the broken one. Can the new and old batteries of the electric vehicle be used together? Industry insiders tell everyone that you must not string together the old and new batteries. , Stringing the old battery to the new battery and using it will cause damage to the new battery. After all, the original new battery is packaged after being assembled during processing. If it is mixed with the old battery, it will affect the performance of the new battery. It will also cause the new battery to deteriorate prematurely. The third trick, this is the safest way, and also the best and easiest way, but most people are reluctant to do this. Each battery has a unique number. You can contact the manufacturer of the battery to inquire about the battery. Authenticity and old and new. The most common storage battery currently on the market is mainly composed of two colors (black and gold), with a white line between the two colors. With regard to this battery, how many methods do we use to identify its authenticity? There is a mosaic pattern above the white line of the genuine battery, not a straight line, while the counterfeit battery has no mosaic pattern, just a straight line. This is a small detail that is obvious and easy to ignore. As long as this is mastered, most of the fakes can be identified. Also, the negative metal bowl of the genuine battery is slightly convex in the center, but pay attention to the counterfeit but not convex. The third identification detail point is the processing date of the battery. The processing date of the bottom of the genuine battery is composed of dots, and the counterfeit ones are not composed of dots, but a complete print. Disclaimer: Some pictures and content of articles published on this site are from the Internet. If there is any infringement, please contact to delete.