[Elecraft] Li-ion vs. LiFePO4 was Re: K2 alive again, yay!

Bill Frantz frantz at pwpconsult.com
Wed Jul 21 12:45:51 EDT 2021


LiFePO4 has several other advantages, besides not swelling 
during charge. (Swelling is what caused fires in early devices 
in places like airplanes. They contained the battery with no 
room for expansion resulting in burst cases and exposed 
lithium.) The other ones that come to my mind are:

Cold weather performance. (My winter FD LiFePO4 was reliable at 
-15C (5F), unlike my Li-ion laptop.)

Low self-discharge.

Voltage compatibility with "12V" systems.

There are probably others.

73 Bill AE6JV

On 7/21/21 at 9:31 AM, elecraft at mailman.qth.net (Louandzip via 
Elecraft) wrote:

>Agree, but the consequences of mismanagement can be more, uh, 
>consequential.  If not for their easier management and fewer 
>hazards, what's the point of much lower energy density LiFePO4 batteries?
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