Backup Power & Energy

Three power stations have the same 2,048Wh battery and 2,400W output. Compare weight, solar input, expansion and outage use before choosing.

A rechargeable lantern with battery backup gives you two ways to keep the lights on. Here is why hybrid power makes sense during outages.

Use this lead-acid battery voltage chart to estimate state of charge at rest. Includes 6V, 12V, 24V and 48V values, plus specific gravity for flooded batteries.

Most car 12V outlets are rated for 120 or 180 watts. Learn how that limits a plug-in inverter and how to check your vehicle’s actual power limit.

How long will a Jackery Explorer 1000 v2 run a refrigerator? See realistic runtime estimates and learn how to test your own fridge before an outage

The Jackery Explorer 2000 v2 weighs just 39.5 pounds while providing 2,042Wh and 2,200W output. See what it can run and why the low weight matters.

After years of use, I recommend a line-interactive CyberPower UPS for WiFi, Starlink, a NAS, PCs, and TVs. See which size fits your setup.

Learn when a surge protector is enough, when sensitive electronics need a UPS with AVR, and how to choose the right protection.

How to choose the right size portable power station by comparing watts, watt-hours, startup surge, runtime, and the devices you actually need to run.

EcoFlow DELTA 2 vs DELTA 2 Max compared. See capacity, runtime, charging speed, and which portable power station is best for camping, RVs, or home backup.

Firewood BTU chart ranking wood species by millions of BTUs per cord. Compare heat output and see which woods burn longest in a stove or fireplace.