You might need to update the firmware on the older LL batteries. The multipack on EG4 website. Need RS485 to USB communication cable and the RS232 t...

@jared I think you should be able to zoom in on the cabinet and see the dip switch settings. LCD screen and screenshot of EG4 monitoring program ...

@jared I turned off the EPS switch on my 6000XP and the unit kept producing solar. So I opened the bottom panel and sure enough, I was getting 12 vol...

How about the LL V2 batteries?