Calculators

Tools that make home energy decisions easier

Use these calculators to turn broad questions into practical planning numbers before you compare quotes, check incentive rules, or decide which upgrade should come first.

Home Battery Runtime Calculator

Choose the essentials you want to run during an outage and estimate runtime, battery capacity, inverter size, and backup options.

Open tool

EV Charger Installation Cost Calculator

Estimate Level 2 charger installation cost and build a quote packet around breaker size, load calculation, panel condition, distance, permit and inspection, and post-deadline federal credit assumptions.

Open tool

Solar Payback Calculator 2026

Model 2026 solar payback with a no-federal-credit baseline, verified local incentives, electricity rates, annual savings, and financing assumptions.

Open tool

Solar vs Generator vs Battery Comparison

Compare backup options based on outage duration, budget, noise tolerance, fuel planning, maintenance, and whole-home needs.

Open tool

State Incentive Finder

Find state-level solar, battery, EV charging, and efficiency incentive pages built for homeowner research.

Open tool

Whole-Home Energy Plan Builder

Enter ZIP, electric bill, outage frequency, and solar, EV, battery, or generator needs to build a contractor-ready quote packet and practical upgrade route.

Open tool