At a glance
Bottom Line
A 3993.6 Wh LiFePO4 unit rated 3600 W continuous with a 7200 W surge, expandable to 20000 Wh with up to four Tank PRO 4000 batteries. It charges to 80% in 120 minutes and to full in 180 minutes on an 1800 W AC input, and takes up to 3000 W of solar.




