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Tesla battery. Remanufactured.

Tesla pack availability is expanding. Contact us for current options and lead times for your vehicle.

85–99%
State of health, verified
12 mo / 30,000 km
Standard warranty
Matched modules
Full condition report

Tesla availability is expanding

Contact us for current Tesla pack options, pricing and lead times for your vehicle.

Ask availability →
Request a quotation

Getting a quotation is easy and comes with no strings attached.

Fill out the form below to receive a tailored solution that meets your needs. There is no obligation, and our experts are available to help you find the right battery.

Request a Quotation
Tesla fault codes

Which fault codes point to the high-voltage battery?

On Tesla, fault codes appear in the instrument cluster and on the central MCU display. Tap the red warning triangle at the top of the screen. Codes beginning with BMS can indicate a high-voltage battery fault. When you contact us, please note any visible codes. It helps us identify the right pack faster.

Battery-related codes we commonly see
BMS_A064 BMS_A066 BMS_A079 BMS_A107 BMS_f017 BMS_f018 BMS_f107 BMS_f123 BMS_u018 BMS_u019 BMS_u025 BMS_u029 BMS_w017 BMS_w177

This list is a guide, not a diagnosis. Several of these can have other causes. Send us your codes and we'll advise.

A longer second life

Built to last and to keep cars on the road.

Remanufacturing keeps high-voltage packs out of waste and extends the life of the whole vehicle. Every pack we deliver leaves our line measured and documented, at a high, verified state of health.

85–99 %
State of health (SOH) on delivered packs, verified cell by cell.
Inside the pack

What we remanufacture, component by component

Tesla high-voltage battery pack, opened to show modules and components
1
Battery modules
We test every module for capacity and internal resistance, and rebuild the pack only with healthy, matched modules.
2
BMS — Battery Management System
We test the BMS and confirm it functions correctly.
3
Cooling system
We pressure-test the cooling circuit for leaks and confirm it seals.
4
High-voltage connectors
We inspect the high-voltage connectors and contacts, and replace any that are worn or damaged.
5
Casing
We clean, inspect and reseal the housing so the pack stays protected and watertight.
Tesla replacement batteries

Tesla battery replacement — remanufactured, tested and warranted

If your Tesla has lost range, is showing battery-related warnings such as BMS fault codes, or the high-voltage battery no longer charges normally, we supply a remanufactured pack, rebuilt with genuine OEM parts and warranted. We have already remanufactured packs across the full Tesla range — Model S, Model 3, Model Y and Model X — in both Standard Range and Long Range trims, rear-wheel drive and all-wheel drive, from around 55 kWh on Standard Range Model 3 and Model Y up to roughly 100 kWh on Model S and Model X.

Tesla models we remanufacture batteries for

  • Tesla Model S — 70, 75, 85, 90 & 100 kWh (incl. P85, P90D, P100D)
  • Tesla Model X — 75, 90 & 100 kWh
  • Tesla Model 3 — Standard Range / RWD (~55–60 kWh) and Long Range / Performance (~75–82 kWh)
  • Tesla Model Y — RWD (~60 kWh) and Long Range / Performance (~75 kWh)
  • Both rear-wheel drive and dual-motor all-wheel drive

Not on the list? Don't worry. Contact us and we'll find the right solution for your Tesla.

Signs your Tesla battery needs attention

  • A clear drop in driving range or usable capacity
  • BMS fault codes shown on the instrument or centre display
  • The high-voltage battery no longer charging to full
  • Battery or high-voltage-system warning messages
Where the swap happens

High-voltage battery replacement is available through our partner workshops across Finland, including Helsinki, Vantaa, Turku, Tampere, Oulu, Rovaniemi and more. No partner near you yet? Contact us anyway and we can help.

Request a quote →

Tesla packs start from €5,000 (incl. 25.5% VAT), covering the remanufactured battery, freight and recycling of your old battery. The exact price depends on the model and pack version, so Tesla packs are quoted individually. Request a quotation for your vehicle.

We do not recommend single module replacement

Replacing one module creates a capacity imbalance between old and new modules. The battery will fail again shortly after. A full remanufactured pack with matched modules is the correct solution.

Order via team@swapbat.fi See our process
How it works

Getting a replacement battery.

From the first warning light to a fitted battery, this is the whole route.

1
Your battery fails
Lost electric range, charging problems, or a battery warning on the dashboard.
2
We supply the replacement battery
We check our stock and send a remanufactured, tested replacement battery to your nearest partner workshop — install-ready, with its condition report.
3
Your workshop fits it
The partner carries out the swap and recycles your old battery. You drive away with a 12 month / 30,000 km warranty.