Electricity Tools
Safe and efficient electrical calculations for home projects, appliance specs, and electrical engineering basics. From amp draw to wattage sizing.
Amp Calculator
Calculate current in Amperes from power, voltage, or resistance.
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Generator Wattage Calculator
Determine the size of generator you need for your home or job site.
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Air Conditioner BTU Calculator
Calculate the cooling capacity needed for your room based on dimensions.
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Furnace Size Calculator
Estimate the heating capacity needed for your home based on climate and size.
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Heat Loss Calculator
Determine how much heat your room or house loses to size heaters correctly.
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