Polestar 2 78 kWh battery packs

9 packs for sale now. Compare health and price per kWh, then buy with payment held until the pack arrives.

Used in the Polestar 2 Long range from 2020 to early 2023, the US 2024 Long range Dual motor and the Volvo XC40 or C40 Recharge Twin Motor to 2022: 78 kWh gross, 75 kWh usable.

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78 kWh Polestar 2 packs for sale (9)

For parts or recycling (2)

Graded end of life by the seller. Not for refitting to a car as it is: for modules, parts or recycling.

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Reference

Polestar 2 78 kWh battery facts

The 78 kWh pack is the first Long range pack of the Polestar 2 and the Twin Motor pack of the Volvo XC40 and C40 Recharge to 2022: 78 kWh gross and 75 kWh usable, about 500 kg. The Polestar 2 pack has 27 modules of 12 cells.

Capacity
78 kWh gross, 75 kWh usable
Modules
27 (Polestar 2)
Cells
324, 12 per module (Polestar 2)
Cell maker
LG Chem in the Polestar 2
Voltage
About 400 V (397 V nominal)
Cooling
Liquid, flat cooling plate
Weight
500 kg
DC charging
Up to 150 to 155 kW
Cars
Polestar 2 Long range Dual and Single motor to early 2023; US Polestar 2 Long range Dual motor 2024; Volvo XC40 and C40 Recharge Twin Motor to 2022

Note: ADAC gives 78 kWh as the usable figure of the later 82 kWh Polestar pack. A 2024-on car listed at 78 kWh may have the 82 kWh pack, so check the label.

Note: The 2024 US Polestar 2 Long range Dual motor still has the 78 kWh pack. The US moved it to 82 kWh for the 2025 model year.

Built into

  • Polestar 2 Long range Dual motor (2020 to early 2023)
  • Polestar 2 Long range Single motor (2021 to early 2023)
  • Polestar 2 Long range Dual motor (US, 2024 model year)
  • Volvo XC40 Recharge Twin Motor (P8) (2020 to 2022)
  • Volvo C40 Recharge Twin Motor (2021 to 2022)

Documents

Safety data sheet and UN38.3 test summary for this pack, on request.

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Each fact is confirmed by two independent sources: Polestar and Volvo manuals, rescue guides and press material (counted as one source), plus ADAC, electrive, InsideEVs, CleanTechnica and Electrifying.com. Facts we could not confirm twice are left out. Checked . Sources

Questions

Buying a used Polestar 2 78 kWh pack

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The Polestar 2 Long range Dual motor from 2020 and Long range Single motor from 2021, both to early 2023; the US Polestar 2 Long range Dual motor of the 2024 model year; and the Volvo XC40 and C40 Recharge Twin Motor (P8) to 2022.