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500 watts to kWh

500 watts = 0.5 kWh. Easily convert watts to kWh with our free and accurate online tool.

Formula1 watts = 0.001 kWh

📊 Conversion Table

How to convert watts to kWh? ▾

Divide by 1000. A 1000W appliance uses 1 kWh per hour.

How much does 1 kWh cost? ▾

In the US, about $0.12/kWh on average. In the UK, about £0.28/kWh.

What's the difference between watts and kWh? ▾

Watts measure instantaneous power. kWh measures energy consumed over time.