I am using AmpInvt 3k Pure Sine Wave Low Frequency inverter as UPS.The inverter works well, I also bought a 60A Solar Charge Controller by AmpInvt.The...

Off-Grid UPS - Powered by EG4 Cabinet w/ 3 EG4 LL 25.6v 200Ah BatteriesI have been running my system continuously for 3~4 months on solar & batter...

There was a post on here of all batties, concerning voltages and usable part of batteryShowing the range to use, based on cell voltage & SOC Tha...

Thank you for having such a forum.I am glad I may find help for my small EG4 cabinet & 3 24v EG4 LL batteries. Still way too much reading to cat...

I found the cables that shipped with my batteries are rated right. I decided to over build it, I changed all the leads to 2 AWG. and the output of...