Guides
Plain-English explanations for choosing, sizing and charging a portable power station.
How We Calculate
The formulas, default assumptions and data sources behind every calculator on this site, and the limits of any runtime estimate.
Running Watts vs Starting Watts
Why fridges, pumps and air conditioners trip power stations when they start, how surge ratings work, and how to pick a model that can handle the spike.
How to Size a Power Station for a Power Outage
A step-by-step way to work out how big a power station you need for an outage, with worked examples for a basic kit, a fridge + CPAP setup and a sump pump.
Series vs Parallel: Wiring Solar Panels to a Power Station
How to wire two or more solar panels to a portable power station without exceeding its voltage or current limits, with worked examples.
Appliance guides
- How Long Will a Power Station Run a Refrigerator
- How Long Will a Power Station Run a Chest Freezer
- How Long Will a Power Station Run a CPAP
- Can a Power Station Run a Sump Pump
- Can a Power Station Run a Window Air Conditioner
- Can a Power Station Run a Space Heater
- How Long Will a Power Station Run Starlink
- Can a Power Station Run a Gas Furnace
- Can a Power Station Run a Well Pump
- Can a Power Station Run a Microwave
- How Long Will a Power Station Run a TV
- How Long Will a Power Station Run a Wi‑Fi Router