How to Identify the Brand of Tesla Batteries?

2 Answers
DiNathan
07/24/25 9:42pm
Tesla battery brand identification method: The Tesla battery pack has an identity plate that indicates its brand. The batteries used by Tesla are very similar to the AA batteries commonly seen in daily life, but these batteries are called 18650 lithium-ion batteries. The Tesla Model Y is a compact SUV with dimensions of 4750mm in length, 1921mm in width, and 1624mm in height, with a wheelbase of 2890mm. It features a combination of double-wishbone independent front suspension and multi-link independent rear suspension. The Tesla Model Y is powered purely by electricity and uses a single-speed transmission typical of electric vehicles.
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MacOlive
08/10/25 2:45pm
After driving a Tesla for several years, I find it quite interesting to check the battery brand. Tesla uses batteries from different suppliers, such as Panasonic and CATL. To find out which one is in your car, first look for vehicle details in your purchase order or the Tesla App. Enter the last few digits of the Vehicle Identification Number (VIN), and some online tools can decode it—for example, the 7th digit of the VIN often represents the supplier code. Panasonic batteries are usually marked with E or F, while CATL might use other codes. Alternatively, you can ask the salesperson at delivery or inquire at a service center for reliable information. There’s not much difference between battery brands in daily use, though Panasonic might have a slight edge in range, such as less winter degradation. It’s advisable for owners to keep a record of their battery brand details for future maintenance or resale purposes.
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