Battery Groups

Battery "group" sizes.


The AmpereTime 100 Ah and 200 Ah LiFePo batteries have the same estimated State of Charge values (SOC). The camper is currently using the 200 Ah battery. The AmpereTime battery was recommened by Will Prowse in one of his tear-down videos and on his website, Mobile Solar Power.

Capacity Charge Voltage
100% 13.5V
99% 13.4V
90% 13.3V
70% 13.2V
40% 13.1V
30% 13.0V
20% 12.9V
10% 12.8V
1% 10.8V (recommended low voltage disconnect)
0% 9.5V