All Power Outage Planner calculators and tools in one place. Each one is free, runs in your browser, and gives a planning estimate you can act on, not a guarantee.

Power-Station Sizing calculator

Pick the devices you want to keep running and how long the outage might last, and it sizes the battery capacity, inverter output, and recharge you need. Open the sizing calculator →

Appliance Runtime calculator

Enter a power station’s capacity and a device to see how many hours it will keep that device running. Open the runtime calculator →

Solar Recharge calculator

Enter your station size, panel wattage, and local sun hours to estimate how long solar takes to refill it. Open the solar calculator →

Generator or power station?

Answer three quick questions and get a recommendation on whether a gas generator or a battery power station fits your home and your outages. Open the decision tool →