controllers

Does anyone use a portable solar panel at the same time as the eti installed roof panel. If the portable panel is hooked up direct to the battery, then will the 2 separate charge controllers try to beat up on each other leaving one of them not working. thanks ken

Getting ready to start my solar install on '12 Eagle thanks to all the info on this site. Thanks to all, what a wealth of information. It's like drinking out of a fire hose! I'm using the Morningstar MPPT-15L, which unfortunately won't fit in the battery well. I'll be installing it on the...