Sodium battery in a truck: endurance test passed at -40 degrees

Battery Technology Sodium Battery Passes Endurance Test in Heavy Truck

2026-07-01 From Henrik Bork | Translated by AI 3 min Reading Time

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An endurance test in northern China shows: sodium batteries are also suitable for heavy trucks. Even at minus 40 degrees (-40°F), the battery retains over 90 percent of its capacity—completely without expensive lithium.

In China, several companies are working on sodium-ion batteries for heavy trucks.(Image:) — In China, several companies are working on sodium-ion batteries for heavy trucks.
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Minus 40 degrees Celsius (-40°F) is the natural enemy of any drive battery. In this cold, range shrinks, charging becomes agonizingly slow, and a heavily loaded truck may simply come to a halt.

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