521
New sodium-ion battery skips mechanical cooling with 97.9% efficiency
(interestingengineering.com)
this post was submitted on 09 Aug 2026
521 points (98.2% liked)
Technology
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It's significantly less dense.
It's close enough to already be in use in some chinese cars. But definitely better for stationary use cases where density matters less.
It is considerably less dense. Those Chinese cars have only 20 kWh batteries
One Chinese car.