Separate controllers for each panel sounds reasonable� Since my current panel is tiny (10W) I'll be happy to set it up in a way that will continue to trickle charge the battery and augment it with a proper portable panel setup rather than trying to couple them.

Regards, Peter Kraiker
nextchapter.kraikerphoto.com
Toronto, ON, Canada
'82 L Westfalia 1.9 TD 5 Spd (Babe)

On 2013-10-13, at 12:52 PM, Loren Busch <starwagen@GMAIL.COM> wrote:

>  RE: Controller on folding solar panel kits
> There should be no problem connecting a second controller to your battery.  But don't run the new panels into the existing controller unless you bypass the controller already attached to the panels.