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catl released its latest heavy-duty commercial electric vehicle battery "tectrans battery system" at iaa transportation 2024. in mainland china, it is classified under the "tianxing" series of batteries. tectrans will be divided into two versions, truck and bus. the truck version will provide a long-life version and a fast-charging version. purchasers can choose different versions according to fleet needs, vehicle characteristics, driving environment and other conditions.

the tectrans battery system released this time is divided into truck version and bus version. first, let’s take a look at the truck version "tectrans-t". the truck version can be further divided into two versions: long life (long life edition) and fast charging (superfast charging edition). the biggest selling point of the former is that the battery’s expected life (exceptional lifespan) is as long as 15 years, or about 2.8 million kilometers, while the fast charging version supports a peak c-rate of up to 4c, which means that 70% of the power can be replenished in 15 minutes.

for example, if it is a commercial fleet operating between cities and long distances, because the mileage accumulates very quickly, it may be more suitable to choose the long-life version; while if it is a fleet type within the city, short distance, and with a high frequency of attendance, it may be suitable for the fast-charging version, which can increase the utilization rate of the vehicle within a limited time. both versions of the truck battery can support a single full charge of 500 kilometers of driving range.

the bus version of tectrans battery uses lfp lithium iron phosphate battery technology. catl claims that its energy density reaches the highest in the commercial industry at 175wh/kg, which is suitable for all types of long-distance and short-distance bus transportation. it can also change the shape and configuration of the battery pack according to the needs of the purchaser. catl also stated that the tectrans battery is equipped with an advanced temperature control system that can adapt to the climate in various regions around the world and keep the battery performance at its best.