EV Battery Rebuilds EV Battery Rebuilds

EV Battery Rebuilds

A new life for your Nissan Leaf

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The Leaf battery pack

The Nissan Leaf uses a 24 or 48 modules battery from Japanese manufacturer Envision – AESC since it’s introduction in 2011.

Quick Charging, high cycling, lack of cooling and low capacity cause premature pack degradation.

RS 430 modules

The Nissan Leaf’s battery can be easily upgraded up to 40 kWh using the new RS430 modules.

They offer up to 260 km of range in the same size and weight as the original but with lower expected degradation and longer service life.

Why to upgrade my battery?


The Nissan Leaf was the first 100% mass-produced electric vehicle in the world.

It remains one of the best-selling electric vehicles, and its users are pioneers and enthusiasts of the electric mobility.


Unfortunately, and to date it had not been possible to repair , replace or upgrade batteries to the Nissan Leafs quickly, efficiently and economically.

Owners have very few options to repair their car at the end of the OEM battery useful life.

In Evbatteryrebuilds we can bring your Leaf back to life

Thanks to our battery packs of 40 kWh it is possible to easily install a new battery to your Nissan Leaf.

Without having to use used crash batteries or range extenders.

The new battery will give you more range and extend the life of your Nissan Leaf for at least another decade.

There are two versions of the 40 kWh upgrade.

The first one is made with 48 units of the RS430 modules. This upgrade it’s an almost direct replacement for the original AESC cells.

The second one is composed of 3 larger battery modules, compatible with the dimensions of the Leaf’s battery box, and providing a more simple solution.

All our packs are made with brand new cells from automotive grade manufacturers.

It is not possible to choose one type or the other, as it depends on the material available at the time of confirming your order.

And a Can Bus interface that allows you to adapt the BMS messages to the new battery.

This way it is possible to change the soul of your battery without sacrificing the original safety measures.

How do I update my battery?

The new kits are a simple and economical way to upgrade the battery of your Nissan Leaf.

It includes everything you need for proper commissioning, as well as detailed instructions for installation.

The Kit can be shipped, and is ready to be installed locally by qualified personnel.

Installation requires some workshop tools such as an elevator or table to place the battery.

Replacing the modules and installing the Can Bus is not a complicated task, but it requires to be performed by experienced personnel.

If you need support from someone close to you who can help you with the installation you can contact us

You can also take it to one of our authorized dealers. They will help you successfully complete the upgrade.

There are numerous videos on youtube near the disassembly of the battery, as well as for the installation of the Can Bus.

The update is complete…

Once the module replacement process is complete and the Can Bus interface installation is complete, your car will be ready to roll.

  1. All internal battery components will be the same, except for the new modules.
  2. The weight and dimensions do not change, so it does not affect the physical and mechanical parameters of the vehicle at all.
  3. The instrument panel will correctly display the new kilometers of autonomy and everything will work just as it did before *.
  4. It will significantly improve regeneration capacity up to 50 kWp.
  5. Fast loads work the same as before, up to 50 kWp.