Welcome to the beta release of Power Part Picker

Size My System

Size your power system in minutes

Start with your ZIP code and monthly bill for a quick estimate, or switch to advanced settings when you want full control.

Your inputs

Just the essentials—we estimate sun hours, usage, and rates for you.

We use your ZIP code to estimate local sun hours and utility rates.

Use your average monthly bill from a recent statement.

A good default for most homes.

Size the array to cover your full usage.

A ballpark installed budget helps us flag fit issues early.

No plan generated yet

Enter your ZIP code and monthly bill, then select Generate plan to see your recommendation.