Free EP Cube Backup Calculator

How long can a battery back up my home?

EP Cube 2.0 LFP (95% usable depth, <20 ms switchover, 10-yr warranty). Tick the loads you'd want to run.

EP Cube capacity
Essential loads (winter Alberta)
Backup duration
3.7 days
~89 hours
Daily load
3.3 kWh
selected
Usable capacity
12.0 kWh
95% × 95%
Installed price
$21,578
Stellar 2026
Switchover
< 20 ms
EP Cube spec
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