Tools & Rebates
Calculators
Savings Finder
Find every EV charger, Powerwall, and electrical rebate you qualify for, state, utility, and the federal programs that remain, in one place.
Learn more →Electrical Load Calculator
Estimate your home's electrical load and whether you have capacity for an EV charger or battery before scheduling work.
Learn more →EV Charger Cost Calculator
Estimate the installed cost of a Level 2 EV charger based on your panel, distance, and charger type.
Learn more →EV Charging Time Calculator
Calculate how long it takes to charge your EV at home based on battery size and charger amperage.
Learn more →EV Charging Savings Calculator
See how much you save charging at home versus public charging or gasoline.
Learn more →Powerwall Savings Calculator
Estimate annual savings from a Tesla Powerwall on time-of-use rates and avoided outages.
Learn more →Generator Sizing Calculator
Find the right standby generator size for the circuits you want to back up.
Learn more →Battery Sizing Calculator
Find out how many Powerwalls (or kWh of home battery) your backup goals actually need, essentials, most of the home, or everything.
Learn more →Wire Size Calculator
Get the right AWG wire size for any circuit from amperage, distance, and voltage, with the 3% voltage-drop check built in.
Learn more →Breaker Size Calculator
Size a circuit breaker from your appliance's wattage, including the NEC 125% continuous-load rule for EV chargers and heaters.
Learn more →Solar Savings Calculator
Estimate your solar system size, annual savings, and payback from your electric bill and region, including the state and utility programs that apply.
Learn more →Rebates & incentives
EV Charger Rebates
State and utility rebates that lower the cost of a home EV charger.
Learn more →Tesla Wall Connector Rebates
Incentives that apply to Tesla Wall Connector purchase and installation.
Learn more →Powerwall Rebates & Incentives
State storage rebates and utility battery programs for Tesla Powerwall.
Learn more →Home Battery Rebates
Battery storage rebates and utility programs for home energy storage.
Learn more →Panel Upgrade Rebates
Rebates that offset an electrical panel upgrade, including the income-qualified IRA rebate.
Learn more →Solar Battery Incentives
Combined solar-plus-storage incentives from state and utility programs.
Learn more →Cost guides
How Much Does EV Charger Installation Cost?
Home Level 2 EV charger installation costs $400–$1,500 in 2026, including labor and permit; a panel upgrade can add $1,500–$4,000.
Learn more →How Much Does a Tesla Powerwall Cost?
A Tesla Powerwall costs $11,000–$18,000 installed before state and utility incentives; multi-unit systems scale from there.
Learn more →Electrical Panel Upgrade Cost Guide
A 200-amp electrical panel upgrade costs $1,500–$4,000 in 2026 depending on service entrance and utility coordination.
Learn more →How Much Does Generator Installation Cost?
Standby generator installation costs $5,000–$15,000 including the automatic transfer switch and pad.
Learn more →How Much Does Whole-House Rewiring Cost?
Whole-house rewiring costs $8,000–$20,000+ depending on home size, access, and wiring type being replaced.
Learn more →