2009/7/11 Bruce Napier <[email protected]>: > > The guys who supplied the batteries to Felonious Mongoose (name's > escaped me for the moment) reckoned that to avoid sulphation, a lead > acid battery needs regularly to undergo a charge at 2.4 V per cell > (ie 14.4 V for a nominal 12 V battery) for four hours continuously > to reduce sulphation to a minimum.
That's interesting - I've looked at several chargers recently, and they all cut off instantly when they reach 14.4V, or drop back to a float charge. No sustained 14.4V. Many of the batteries charged in this way seem to be failing, though that may be due to other factors. Dave Wedd.
