My PL8 Chargers default says 3.32v for storage voltage on A123's
Originally Posted by
LMRacing
I store my packs at Nominal voltage. Which is the voltage the pack says it is. 7.4v for a 2s lipo, 6.6v for a 2s Life. Its how there shiped and stored before purchase for long periods of time to keep them healty, its probobly a good voltage to store them at between uses

That sounds about right. So far I have been storing the cells at 3.33 volts and have had good results. From what I read LiFe does not discharge as much as Lipo when sitting around for a while so its safe to store them very close to their nominal voltage.