Power Sizing Calculator
Add your devices below to find out exactly how much battery capacity you need — then see which power stations match.
Your Devices
Total Energy
0 Wh
Peak Draw
0 W
Recommended Min
0 Wh
Safety Buffer
20%
We add a 20% buffer because batteries lose efficiency under load and you shouldn't drain them to 0%.
Recommended Power Stations
Your power needs exceed our largest portable power station.
Consider a home battery system or a gas generator. Check our generators page or our home battery guide.
No devices added yet
Click "Add common device" or "Add custom device" to get started.