Forum Discussion
pianotuna
Mar 25, 2021Nomad III
FWC wrote:
More surprisingly after 300 100% DOD charge cycles at -10C at a 3C charge rate there was almost no loss in capacity. So occasionally charging at absurdly high rates at -10C (14F) has very little impact on your battery, and even doing it 600 times in a row is only slightly worse (25% capacity fade vs 15%) than room temperature charging. As I have been saying all along, the cold temperature charging of LiFePO4 is completely overblown.
Except that dendrites grow below those temperatures. What use is a battery I can't charge for weeks or even months at a time?
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