Calculator category

Solar calculators

Screen array size, payback, and lifetime benefit before signing a quote.

3 calculators All calculators

Calculator

Battery Bank Size Calculator

Off-grid battery bank from daily use, autonomy, and discharge depth.

Outputs: Nominal bank size · Bank amp-hours · Batteries (round up)

Calculator

Estimate solar savings, payback, and 25-year net benefit.

Outputs: Net cost after credit · First-year savings · Simple payback

Calculator

Size a solar array from your usage and sun hours.

Outputs: Suggested system size · Panels needed · Roof area needed