Tesla’s new Model S and Model X get rid of lead acid 12v battery, move to Li-ion

Tesla has switched the new Model S and Model X to a 12-volt Li-ion car battery – to get rid of the lead-acid battery.

New Tesla Model S and Model X

Last week, Tesla finally unveiled the long-awaited new Model S and Model X.

The carmaker posted a lot of information on its website, but he did not fully disclose the new vehicles as usual.

We have obtained more information for documentation that Tesla has sent to employees, but we are still learning more about the updated vehicles, which include new batteries, electric motors, refined exterior design and brand new interior.

12-volt Li-ion battery

Now, Elon Musk has revealed another unknown detail about the new Model S and Model X: Tesla is moving to a 12-volt battery Li-ion.

As in most cars, the 12 volt battery system in Tesla vehicles provides the lights, media unit, windows and more.

Tesla has had a recurring problem with its 12-volt batteries for some time, especially in Model S and Model X.

They tend to die fairly quickly – or seemingly faster than in other vehicles.

How fast it hangs depends on many factors, including the climate and how often you drive the vehicle, as you can drive more often with longevity.

Last year, Tesla tried to solve the fast-dying 12v battery problem with a software update.

Musk has confirmed that Tesla has switched to a new 12v Li-ion battery for the new Model S and Model X:

The CEO said in an interview with Sandy Munro:

“With the new S / X, we’re finally switching to a 12-volt Li-ion battery. It has a lot more capacity and the lifespan fits the main battery. do it now. ”

This is something owners are already adding to aftermarket, but now it sounds like Tesla is making it standard.

Tesla is not the first company to go for a lithium 12V battery subsystem. Hyundai’s 2017 Ioniq PHEV started using a lithium battery that could be charged from the main package with a button on the dashboard.

Furthermore, Musk talked about the move to a 48-volt architecture for low-voltage needs in cars, and he added that it is still in the plans – without a clear timeline to make the move. A 48 V subsystem can use thinner wires throughout the car, making it cheaper and lighter.

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