In article ,
Bill Wright wrote:
Given two 12V lead acid gell batteries, both new, both the same type,
but from different sources, how do I balance the charge before fitting
them in a 24V appliance?

I don't think it matters. Just start off with them both fully charged in
the normal way. After all, each one is cells in series, so you're just
adding more. And no two cells will be *absolutely* identical.

--
*Friends help you move. Real friends help you move bodies.

Dave Plowman London SW
To e-mail, change noise into sound.