Electricity Cost Calculator
Estimate electricity cost using your own tariff per kWh.
Result
—Formula
Cost = power (kW) × hours/day × days × quantity × tariff/kWh.
Worked example
1 kW × 5 h/day × 30 days × 0.20 = 30 cost units.
Assumptions
Inputs are treated as ideal numeric values within the stated formula.
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Technical disclaimer
This calculator is for numerical estimation only. It does not provide wire, breaker, protection, electrical-code, or installation recommendations. Tariff is user-entered; the estimate may exclude taxes, tiered pricing, fixed charges, demand charges, and utility-specific fees.