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Guides
Plain-language answers to the real questions behind electrifying your home. Every guide links to a free calculator so you can run your own numbers.
EV
Do I need a panel upgrade for an EV charger?
Tell whether your panel can take a Level 2 charger — and how to avoid an upgrade.
Read → EVLevel 1 vs Level 2 home charging
Standard outlet or 240-volt charger? It comes down to your daily miles.
Read → SolarHow many solar panels does my house need?
The simple three-input method: your usage, your sun, your panel wattage.
Read → SolarIs solar worth it?
Payback period and lifetime ROI, and the levers that move them.
Read → Heat pumpsHeat pump vs gas furnace: which is cheaper?
When a heat pump undercuts gas on running cost — and when it doesn’t.
Read → PanelDo you need a 200-amp panel upgrade?
Going all-electric? Whether your panel keeps up, or 200 amps is worth it.
Read →Looking for a specific number instead? Head straight to all 13 calculators →