Battery storage
Over the years I have taken out my TT batteries and hooked them to a trickle charger in my garage during each winter. I now have the TT under covered storage at a local storage yard which has electric...
Forum Discussion
Hi profdant139,
1% per day for an old tired worn out jar.
6% per month for a brand spanking new battery.
The colder it is the slower the chemical reaction--so cold storage is better so long as the battery is fully charged to start with.
That said, I will leave my car on a 1 amp charger for 3 hours per day for the next 120 days. But that is because of parasitic loads from the vehicle.
1% per day for an old tired worn out jar.
6% per month for a brand spanking new battery.
The colder it is the slower the chemical reaction--so cold storage is better so long as the battery is fully charged to start with.
That said, I will leave my car on a 1 amp charger for 3 hours per day for the next 120 days. But that is because of parasitic loads from the vehicle.
profdant139 wrote:
So I am going to display my ignorance, once again -- I had thought that if a battery is left disconnected, it will discharge about one percent per day. And after a couple of months, that discharge could shorten the battery's useful life.
