basic

Electricity Bill from Appliance Usage Calculator

kWh consumed and cost for any household appliance.

Calculates daily and monthly energy: kWh = power(W) × hours/day / 1000. Monthly cost = kWh × days × unit_price. Useful for estimating large appliance running costs.

Marcus Laurent By Marcus Laurent
Published Last reviewed 1 min read

Inputs

W
h
$/kWh

Results

Enter values and click Calculate to see results.
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How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

kWh/day = W × h / 1000; cost = kWh × price

In depth

Calculates daily and monthly energy: kWh = power(W) × hours/day / 1000. Monthly cost = kWh × days × unit_price. Useful for estimating large appliance running costs.