Rivian switching to lithium-iron phosphate (LFP) cell chemistry

[rcjordan]

 rather than the high-nickel NCA cells.   This will be for the "260-mile" standard pack

LFP cells have seen widespread use in the Chinese EV market for more than a decade, although they're relatively rare in the U.S. market—except for a recently launched base version of the Tesla Model 3.

[ergophobe]

I guess I'm behind the times. i thought Tesla was one of the diehards avoiding LFP.

As I've mentioned before, our electrician told me that almost every home battery maker except Tesla had switched or announced they were planning to switch.

[rcjordan]

LFP even more negatively impacted by cold weather, according to the article.

[ergophobe]

I didn't know that. Our batteries are in an area that bounces between 55F and 75F, so probably not too bad. I'm glad we did not mount them on an outside wall!