Goodbye Lead Acid — My Off-Grid Cabin Self Heated LifePo4 Battery Upgrade

I upgraded my off-grid cabin battery bank from lead acid to self-heating LiFePO4 batteries. This off-grid battery upgrade improves winter solar charging performance and overall power capacity dramatically. Cold weather, limited capacity, and maintenance issues finally pushed me to do a full off-grid battery upgrade, and the results are a huge improvement. These modern, high …