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Estimate appliance electricity use and cost from rated watts, daily operating hours, period days, and entered tariff.
Use boundary
Watts are converted to kilowatts and multiplied by operating time for kWh, then by tariff for cost.
Energy kWh = watts / 1000 x hours per day x days; cost = kWh x tariff.
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What you receive
Use boundary
Cycling, standby draw, power factor, changing modes, tariff tiers, tax, and fixed utility charges are excluded.
This is an educational planning result, not a structural, electrical, thermal, solar, battery, generator, or safety design. Confirm specifications, units, codes, and professional requirements before acting.