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FrankWest · 07-04-2022, 08:40 AM

I put the optima battery I was having trouble charging in the freezer overnight.
Then I put it back on my smart charger and it charged up to full! WE used to do this at GE aerospace division to extend the life of NiCad spacecraft batteries.

07-04-2022, 08:40 AM	#33
FrankWest Senior Member Join Date: Sep 2013 Posts: 3,007	Re: need a new 6 volt battery for my 1933 I put the optima battery I was having trouble charging in the freezer overnight. Then I put it back on my smart charger and it charged up to full! WE used to do this at GE aerospace division to extend the life of NiCad spacecraft batteries. Last edited by FrankWest; 07-04-2022 at 09:09 AM.