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Both calculators run independently — change the inputs on either side to compare results.

Electrical Home

Electrical Load Calculator

Add up the total electrical load across lighting, outlets, and appliances in a home circuit or panel. Use it when sizing service panels, planning additions, or auditing existing electrical capacity.

Fill in the required fields to see your result.
Electrical Home

Electrical Panel Load Calculator

Calculate your home's total electrical panel load and remaining capacity in volt-amperes, so you know whether your panel can support new appliances, an EV charger, or a home addition. Use it before calling an electrician for a panel upgrade assessment.

Fill in the required fields to see your result.

Key differences

Electrical Load CalculatorElectrical Panel Load Calculator
CategoryElectrical HomeElectrical Home
Inputs required35
ResultTotal Electrical Load (watts)Available Panel Capacity (VA)
What it doesAdd up the total electrical load across lighting, outlets, and appliances in a home circuit or panel. Use it when sizing service panels, planning additions, or auditing existing electrical capacity.Calculate your home's total electrical panel load and remaining capacity in volt-amperes, so you know whether your panel can support new appliances, an EV charger, or a home addition. Use it before calling an electrician for a panel upgrade assessment.