On the 2023 Investor Day, Tesla confirmed its plans to to introduce a 48V digital system, which continues to be a uncommon answer within the automotive trade after a few years.
Within the Nineteen Sixties, the automotive trade switched from 6V to 12V. (presently smaller automobiles may nonetheless use 6V, whereas bigger automobiles use 24V).
Tesla made the transition from 12V lead-acid auxiliary batteries to 12V lithium-ion auxiliary batteries again in February 2021 and initially launched within the refreshed Tesla Mannequin S/Mannequin X (starting with the Plaid). Later in the direction of the tip of that yr, the corporate carried out the change to the Mannequin 3/Mannequin Y as properly.
Outdated lead-acid batteries had been a serious supply of failures in Tesla automobiles and wanted to get replaced each 4 years or so. The brand new lithium-ion batteries are anticipated to final the lifetime of the automobile, so there needs to be no want for alternative.
One other added was the smaller dimension and decrease weight (87 p.c discount). The brand new 48V goes additional, when in comparison with 12V methods, it would cut back present by an element of 4. This stage of voltage continues to be thought-about secure.
Tesla’s upcoming merchandise, such because the Cybertruck, the Optiums robotic, and all future electrical automobiles, will use the 48V low-voltage system starting this yr.