How Many Watts Does an LED Light Bulb Use?

Answer
10 W typical (5–15 W)

An LED Light Bulb uses about 10 watts while running. At a typical 5 hours a day that is 1.5 kWh per month, or about $0.26 at $0.17/kWh. A 60 W-equivalent LED bulb uses about 9 W.

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How we calculated this

    For estimating and educational purposes only. Results are approximate and are not a substitute for a licensed professional, the manufacturer's instructions or your local code. Disclaimer

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    LED Light Bulb power use at a glance

    Value
    Typical running watts10 W
    Range5–15 W
    Current at 120 V0.1 A
    Typical use5 h per day
    Energy per day0.05 kWh
    Energy per month1.5 kWh
    Cost per month ($0.17/kWh)$0.26
    Cost per year$3

    Check the label on your appliance for its exact rating. The calculator above uses your own watts, hours and electricity rate.

    Frequently asked questions

    Can I run an LED Light Bulb on a generator?

    Yes. Choose a generator whose running watts exceed 10 W.

    How many amps does an LED Light Bulb draw?

    About 0.1 A at 120 V.

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