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    chaz66's Avatar
    chaz66 Posts: 1, Reputation: 1
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    #1

    Oct 18, 2013, 02:47 PM
    How many amps for 300w
    Can anyone tell me how many amps are needed to run 3000 watts of lighting? Will a 20 amp circuit breaker be enough?
    hkstroud's Avatar
    hkstroud Posts: 11,929, Reputation: 899
    Home Improvement & Construction Expert
    		  
    #2

    Oct 18, 2013, 03:00 PM
    No, assuming 120 volts.
    Voltage time amperage equals watts (power).
    3000 watts divided by 120 volts equal 25 ampere.
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