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Standby generators · Home battery backup

About this category

Backup power sizing should start with what you actually want running during an outage — not with your square footage. These guides work from loads back to capacity.

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Standby / Whole-House Generators

Load-based sizing, fuel, installation

Battery Backup

Capacity, recharge, essential-loads panels

Premium Portable Power

Interlocks, run time, realistic coverage

Planning tools

Generator Coverage Estimator

Choose what you must have, would like and don't need during an outage. Get an estimated generator range from your loads, not from the size of your house.

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Decision guides

Size

What Size Generator Do I Actually Need?

Square footage is the wrong starting point. Start from the loads you actually care about during an outage and work back to capacity.

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What to prioritize

What Should I Actually Power During an Outage?

Backup power decisions get easier once you decide what matters. A practical framework for prioritising outage loads — and what is usually worth giving up.

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